Epoch Converter
Day Numbers for 1980
This page lists all days in 1980 with day and week numbers.
The year 1980 has 366 days. This is a leap year.
'Percent of year' shows the percentage the year is complete at midnight (start of the day).
Week number according to ISO-8601.
« Day Numbers for 1979 | Day Numbers for 1981 »
| Date | Day number | Days remaining | Days from today (Sat) | Week number | % of year |
|---|---|---|---|---|---|
| 1 January 1980 (Tue) | Day 1 | 365 | -16874 | Week 1 | 0.00 % |
| 2 January 1980 (Wed) | Day 2 | 364 | -16873 | Week 1 | 0.27 % |
| 3 January 1980 (Thu) | Day 3 | 363 | -16872 | Week 1 | 0.55 % |
| 4 January 1980 (Fri) | Day 4 | 362 | -16871 | Week 1 | 0.82 % |
| 5 January 1980 (Sat) | Day 5 | 361 | -16870 | Week 1 | 1.09 % |
| 6 January 1980 (Sun) | Day 6 | 360 | -16869 | Week 1 | 1.37 % |
| 7 January 1980 (Mon) | Day 7 | 359 | -16868 | Week 2 | 1.64 % |
| 8 January 1980 (Tue) | Day 8 | 358 | -16867 | Week 2 | 1.91 % |
| 9 January 1980 (Wed) | Day 9 | 357 | -16866 | Week 2 | 2.19 % |
| 10 January 1980 (Thu) | Day 10 | 356 | -16865 | Week 2 | 2.46 % |
| 11 January 1980 (Fri) | Day 11 | 355 | -16864 | Week 2 | 2.73 % |
| 12 January 1980 (Sat) | Day 12 | 354 | -16863 | Week 2 | 3.01 % |
| 13 January 1980 (Sun) | Day 13 | 353 | -16862 | Week 2 | 3.28 % |
| 14 January 1980 (Mon) | Day 14 | 352 | -16861 | Week 3 | 3.55 % |
| 15 January 1980 (Tue) | Day 15 | 351 | -16860 | Week 3 | 3.83 % |
| 16 January 1980 (Wed) | Day 16 | 350 | -16859 | Week 3 | 4.10 % |
| 17 January 1980 (Thu) | Day 17 | 349 | -16858 | Week 3 | 4.37 % |
| 18 January 1980 (Fri) | Day 18 | 348 | -16857 | Week 3 | 4.64 % |
| 19 January 1980 (Sat) | Day 19 | 347 | -16856 | Week 3 | 4.92 % |
| 20 January 1980 (Sun) | Day 20 | 346 | -16855 | Week 3 | 5.19 % |
| 21 January 1980 (Mon) | Day 21 | 345 | -16854 | Week 4 | 5.46 % |
| 22 January 1980 (Tue) | Day 22 | 344 | -16853 | Week 4 | 5.74 % |
| 23 January 1980 (Wed) | Day 23 | 343 | -16852 | Week 4 | 6.01 % |
| 24 January 1980 (Thu) | Day 24 | 342 | -16851 | Week 4 | 6.28 % |
| 25 January 1980 (Fri) | Day 25 | 341 | -16850 | Week 4 | 6.56 % |
| 26 January 1980 (Sat) | Day 26 | 340 | -16849 | Week 4 | 6.83 % |
| 27 January 1980 (Sun) | Day 27 | 339 | -16848 | Week 4 | 7.10 % |
| 28 January 1980 (Mon) | Day 28 | 338 | -16847 | Week 5 | 7.38 % |
| 29 January 1980 (Tue) | Day 29 | 337 | -16846 | Week 5 | 7.65 % |
| 30 January 1980 (Wed) | Day 30 | 336 | -16845 | Week 5 | 7.92 % |
| 31 January 1980 (Thu) | Day 31 | 335 | -16844 | Week 5 | 8.20 % |
| 1 February 1980 (Fri) | Day 32 | 334 | -16843 | Week 5 | 8.47 % |
| 2 February 1980 (Sat) | Day 33 | 333 | -16842 | Week 5 | 8.74 % |
| 3 February 1980 (Sun) | Day 34 | 332 | -16841 | Week 5 | 9.02 % |
| 4 February 1980 (Mon) | Day 35 | 331 | -16840 | Week 6 | 9.29 % |
| 5 February 1980 (Tue) | Day 36 | 330 | -16839 | Week 6 | 9.56 % |
| 6 February 1980 (Wed) | Day 37 | 329 | -16838 | Week 6 | 9.84 % |
| 7 February 1980 (Thu) | Day 38 | 328 | -16837 | Week 6 | 10.11 % |
| 8 February 1980 (Fri) | Day 39 | 327 | -16836 | Week 6 | 10.38 % |
| 9 February 1980 (Sat) | Day 40 | 326 | -16835 | Week 6 | 10.66 % |
| 10 February 1980 (Sun) | Day 41 | 325 | -16834 | Week 6 | 10.93 % |
| 11 February 1980 (Mon) | Day 42 | 324 | -16833 | Week 7 | 11.20 % |
| 12 February 1980 (Tue) | Day 43 | 323 | -16832 | Week 7 | 11.48 % |
| 13 February 1980 (Wed) | Day 44 | 322 | -16831 | Week 7 | 11.75 % |
| 14 February 1980 (Thu) | Day 45 | 321 | -16830 | Week 7 | 12.02 % |
| 15 February 1980 (Fri) | Day 46 | 320 | -16829 | Week 7 | 12.30 % |
| 16 February 1980 (Sat) | Day 47 | 319 | -16828 | Week 7 | 12.57 % |
| 17 February 1980 (Sun) | Day 48 | 318 | -16827 | Week 7 | 12.84 % |
| 18 February 1980 (Mon) | Day 49 | 317 | -16826 | Week 8 | 13.11 % |
| 19 February 1980 (Tue) | Day 50 | 316 | -16825 | Week 8 | 13.39 % |
| 20 February 1980 (Wed) | Day 51 | 315 | -16824 | Week 8 | 13.66 % |
| 21 February 1980 (Thu) | Day 52 | 314 | -16823 | Week 8 | 13.93 % |
| 22 February 1980 (Fri) | Day 53 | 313 | -16822 | Week 8 | 14.21 % |
| 23 February 1980 (Sat) | Day 54 | 312 | -16821 | Week 8 | 14.48 % |
| 24 February 1980 (Sun) | Day 55 | 311 | -16820 | Week 8 | 14.75 % |
| 25 February 1980 (Mon) | Day 56 | 310 | -16819 | Week 9 | 15.03 % |
| 26 February 1980 (Tue) | Day 57 | 309 | -16818 | Week 9 | 15.30 % |
| 27 February 1980 (Wed) | Day 58 | 308 | -16817 | Week 9 | 15.57 % |
| 28 February 1980 (Thu) | Day 59 | 307 | -16816 | Week 9 | 15.85 % |
| 29 February 1980 (Fri) | Day 60 | 306 | -16815 | Week 9 | 16.12 % |
| 1 March 1980 (Sat) | Day 61 | 305 | -16814 | Week 9 | 16.39 % |
| 2 March 1980 (Sun) | Day 62 | 304 | -16813 | Week 9 | 16.67 % |
| 3 March 1980 (Mon) | Day 63 | 303 | -16812 | Week 10 | 16.94 % |
| 4 March 1980 (Tue) | Day 64 | 302 | -16811 | Week 10 | 17.21 % |
| 5 March 1980 (Wed) | Day 65 | 301 | -16810 | Week 10 | 17.49 % |
| 6 March 1980 (Thu) | Day 66 | 300 | -16809 | Week 10 | 17.76 % |
| 7 March 1980 (Fri) | Day 67 | 299 | -16808 | Week 10 | 18.03 % |
| 8 March 1980 (Sat) | Day 68 | 298 | -16807 | Week 10 | 18.31 % |
| 9 March 1980 (Sun) | Day 69 | 297 | -16806 | Week 10 | 18.58 % |
| 10 March 1980 (Mon) | Day 70 | 296 | -16805 | Week 11 | 18.85 % |
| 11 March 1980 (Tue) | Day 71 | 295 | -16804 | Week 11 | 19.13 % |
| 12 March 1980 (Wed) | Day 72 | 294 | -16803 | Week 11 | 19.40 % |
| 13 March 1980 (Thu) | Day 73 | 293 | -16802 | Week 11 | 19.67 % |
| 14 March 1980 (Fri) | Day 74 | 292 | -16801 | Week 11 | 19.95 % |
| 15 March 1980 (Sat) | Day 75 | 291 | -16800 | Week 11 | 20.22 % |
| 16 March 1980 (Sun) | Day 76 | 290 | -16799 | Week 11 | 20.49 % |
| 17 March 1980 (Mon) | Day 77 | 289 | -16798 | Week 12 | 20.77 % |
| 18 March 1980 (Tue) | Day 78 | 288 | -16797 | Week 12 | 21.04 % |
| 19 March 1980 (Wed) | Day 79 | 287 | -16796 | Week 12 | 21.31 % |
| 20 March 1980 (Thu) | Day 80 | 286 | -16795 | Week 12 | 21.58 % |
| 21 March 1980 (Fri) | Day 81 | 285 | -16794 | Week 12 | 21.86 % |
| 22 March 1980 (Sat) | Day 82 | 284 | -16793 | Week 12 | 22.13 % |
| 23 March 1980 (Sun) | Day 83 | 283 | -16792 | Week 12 | 22.40 % |
| 24 March 1980 (Mon) | Day 84 | 282 | -16791 | Week 13 | 22.68 % |
| 25 March 1980 (Tue) | Day 85 | 281 | -16790 | Week 13 | 22.95 % |
| 26 March 1980 (Wed) | Day 86 | 280 | -16789 | Week 13 | 23.22 % |
| 27 March 1980 (Thu) | Day 87 | 279 | -16788 | Week 13 | 23.50 % |
| 28 March 1980 (Fri) | Day 88 | 278 | -16787 | Week 13 | 23.77 % |
| 29 March 1980 (Sat) | Day 89 | 277 | -16786 | Week 13 | 24.04 % |
| 30 March 1980 (Sun) | Day 90 | 276 | -16785 | Week 13 | 24.32 % |
| 31 March 1980 (Mon) | Day 91 | 275 | -16784 | Week 14 | 24.59 % |
| 1 April 1980 (Tue) | Day 92 | 274 | -16783 | Week 14 | 24.86 % |
| 2 April 1980 (Wed) | Day 93 | 273 | -16782 | Week 14 | 25.14 % |
| 3 April 1980 (Thu) | Day 94 | 272 | -16781 | Week 14 | 25.41 % |
| 4 April 1980 (Fri) | Day 95 | 271 | -16780 | Week 14 | 25.68 % |
| 5 April 1980 (Sat) | Day 96 | 270 | -16779 | Week 14 | 25.96 % |
| 6 April 1980 (Sun) | Day 97 | 269 | -16778 | Week 14 | 26.23 % |
| 7 April 1980 (Mon) | Day 98 | 268 | -16777 | Week 15 | 26.50 % |
| 8 April 1980 (Tue) | Day 99 | 267 | -16776 | Week 15 | 26.78 % |
| 9 April 1980 (Wed) | Day 100 | 266 | -16775 | Week 15 | 27.05 % |
| 10 April 1980 (Thu) | Day 101 | 265 | -16774 | Week 15 | 27.32 % |
| 11 April 1980 (Fri) | Day 102 | 264 | -16773 | Week 15 | 27.60 % |
| 12 April 1980 (Sat) | Day 103 | 263 | -16772 | Week 15 | 27.87 % |
| 13 April 1980 (Sun) | Day 104 | 262 | -16771 | Week 15 | 28.14 % |
| 14 April 1980 (Mon) | Day 105 | 261 | -16770 | Week 16 | 28.42 % |
| 15 April 1980 (Tue) | Day 106 | 260 | -16769 | Week 16 | 28.69 % |
| 16 April 1980 (Wed) | Day 107 | 259 | -16768 | Week 16 | 28.96 % |
| 17 April 1980 (Thu) | Day 108 | 258 | -16767 | Week 16 | 29.23 % |
| 18 April 1980 (Fri) | Day 109 | 257 | -16766 | Week 16 | 29.51 % |
| 19 April 1980 (Sat) | Day 110 | 256 | -16765 | Week 16 | 29.78 % |
| 20 April 1980 (Sun) | Day 111 | 255 | -16764 | Week 16 | 30.05 % |
| 21 April 1980 (Mon) | Day 112 | 254 | -16763 | Week 17 | 30.33 % |
| 22 April 1980 (Tue) | Day 113 | 253 | -16762 | Week 17 | 30.60 % |
| 23 April 1980 (Wed) | Day 114 | 252 | -16761 | Week 17 | 30.87 % |
| 24 April 1980 (Thu) | Day 115 | 251 | -16760 | Week 17 | 31.15 % |
| 25 April 1980 (Fri) | Day 116 | 250 | -16759 | Week 17 | 31.42 % |
| 26 April 1980 (Sat) | Day 117 | 249 | -16758 | Week 17 | 31.69 % |
| 27 April 1980 (Sun) | Day 118 | 248 | -16757 | Week 17 | 31.97 % |
| 28 April 1980 (Mon) | Day 119 | 247 | -16756 | Week 18 | 32.24 % |
| 29 April 1980 (Tue) | Day 120 | 246 | -16755 | Week 18 | 32.51 % |
| 30 April 1980 (Wed) | Day 121 | 245 | -16754 | Week 18 | 32.79 % |
| 1 May 1980 (Thu) | Day 122 | 244 | -16753 | Week 18 | 33.06 % |
| 2 May 1980 (Fri) | Day 123 | 243 | -16752 | Week 18 | 33.33 % |
| 3 May 1980 (Sat) | Day 124 | 242 | -16751 | Week 18 | 33.61 % |
| 4 May 1980 (Sun) | Day 125 | 241 | -16750 | Week 18 | 33.88 % |
| 5 May 1980 (Mon) | Day 126 | 240 | -16749 | Week 19 | 34.15 % |
| 6 May 1980 (Tue) | Day 127 | 239 | -16748 | Week 19 | 34.43 % |
| 7 May 1980 (Wed) | Day 128 | 238 | -16747 | Week 19 | 34.70 % |
| 8 May 1980 (Thu) | Day 129 | 237 | -16746 | Week 19 | 34.97 % |
| 9 May 1980 (Fri) | Day 130 | 236 | -16745 | Week 19 | 35.25 % |
| 10 May 1980 (Sat) | Day 131 | 235 | -16744 | Week 19 | 35.52 % |
| 11 May 1980 (Sun) | Day 132 | 234 | -16743 | Week 19 | 35.79 % |
| 12 May 1980 (Mon) | Day 133 | 233 | -16742 | Week 20 | 36.07 % |
| 13 May 1980 (Tue) | Day 134 | 232 | -16741 | Week 20 | 36.34 % |
| 14 May 1980 (Wed) | Day 135 | 231 | -16740 | Week 20 | 36.61 % |
| 15 May 1980 (Thu) | Day 136 | 230 | -16739 | Week 20 | 36.89 % |
| 16 May 1980 (Fri) | Day 137 | 229 | -16738 | Week 20 | 37.16 % |
| 17 May 1980 (Sat) | Day 138 | 228 | -16737 | Week 20 | 37.43 % |
| 18 May 1980 (Sun) | Day 139 | 227 | -16736 | Week 20 | 37.70 % |
| 19 May 1980 (Mon) | Day 140 | 226 | -16735 | Week 21 | 37.98 % |
| 20 May 1980 (Tue) | Day 141 | 225 | -16734 | Week 21 | 38.25 % |
| 21 May 1980 (Wed) | Day 142 | 224 | -16733 | Week 21 | 38.52 % |
| 22 May 1980 (Thu) | Day 143 | 223 | -16732 | Week 21 | 38.80 % |
| 23 May 1980 (Fri) | Day 144 | 222 | -16731 | Week 21 | 39.07 % |
| 24 May 1980 (Sat) | Day 145 | 221 | -16730 | Week 21 | 39.34 % |
| 25 May 1980 (Sun) | Day 146 | 220 | -16729 | Week 21 | 39.62 % |
| 26 May 1980 (Mon) | Day 147 | 219 | -16728 | Week 22 | 39.89 % |
| 27 May 1980 (Tue) | Day 148 | 218 | -16727 | Week 22 | 40.16 % |
| 28 May 1980 (Wed) | Day 149 | 217 | -16726 | Week 22 | 40.44 % |
| 29 May 1980 (Thu) | Day 150 | 216 | -16725 | Week 22 | 40.71 % |
| 30 May 1980 (Fri) | Day 151 | 215 | -16724 | Week 22 | 40.98 % |
| 31 May 1980 (Sat) | Day 152 | 214 | -16723 | Week 22 | 41.26 % |
| 1 June 1980 (Sun) | Day 153 | 213 | -16722 | Week 22 | 41.53 % |
| 2 June 1980 (Mon) | Day 154 | 212 | -16721 | Week 23 | 41.80 % |
| 3 June 1980 (Tue) | Day 155 | 211 | -16720 | Week 23 | 42.08 % |
| 4 June 1980 (Wed) | Day 156 | 210 | -16719 | Week 23 | 42.35 % |
| 5 June 1980 (Thu) | Day 157 | 209 | -16718 | Week 23 | 42.62 % |
| 6 June 1980 (Fri) | Day 158 | 208 | -16717 | Week 23 | 42.90 % |
| 7 June 1980 (Sat) | Day 159 | 207 | -16716 | Week 23 | 43.17 % |
| 8 June 1980 (Sun) | Day 160 | 206 | -16715 | Week 23 | 43.44 % |
| 9 June 1980 (Mon) | Day 161 | 205 | -16714 | Week 24 | 43.72 % |
| 10 June 1980 (Tue) | Day 162 | 204 | -16713 | Week 24 | 43.99 % |
| 11 June 1980 (Wed) | Day 163 | 203 | -16712 | Week 24 | 44.26 % |
| 12 June 1980 (Thu) | Day 164 | 202 | -16711 | Week 24 | 44.54 % |
| 13 June 1980 (Fri) | Day 165 | 201 | -16710 | Week 24 | 44.81 % |
| 14 June 1980 (Sat) | Day 166 | 200 | -16709 | Week 24 | 45.08 % |
| 15 June 1980 (Sun) | Day 167 | 199 | -16708 | Week 24 | 45.36 % |
| 16 June 1980 (Mon) | Day 168 | 198 | -16707 | Week 25 | 45.63 % |
| 17 June 1980 (Tue) | Day 169 | 197 | -16706 | Week 25 | 45.90 % |
| 18 June 1980 (Wed) | Day 170 | 196 | -16705 | Week 25 | 46.17 % |
| 19 June 1980 (Thu) | Day 171 | 195 | -16704 | Week 25 | 46.45 % |
| 20 June 1980 (Fri) | Day 172 | 194 | -16703 | Week 25 | 46.72 % |
| 21 June 1980 (Sat) | Day 173 | 193 | -16702 | Week 25 | 46.99 % |
| 22 June 1980 (Sun) | Day 174 | 192 | -16701 | Week 25 | 47.27 % |
| 23 June 1980 (Mon) | Day 175 | 191 | -16700 | Week 26 | 47.54 % |
| 24 June 1980 (Tue) | Day 176 | 190 | -16699 | Week 26 | 47.81 % |
| 25 June 1980 (Wed) | Day 177 | 189 | -16698 | Week 26 | 48.09 % |
| 26 June 1980 (Thu) | Day 178 | 188 | -16697 | Week 26 | 48.36 % |
| 27 June 1980 (Fri) | Day 179 | 187 | -16696 | Week 26 | 48.63 % |
| 28 June 1980 (Sat) | Day 180 | 186 | -16695 | Week 26 | 48.91 % |
| 29 June 1980 (Sun) | Day 181 | 185 | -16694 | Week 26 | 49.18 % |
| 30 June 1980 (Mon) | Day 182 | 184 | -16693 | Week 27 | 49.45 % |
| 1 July 1980 (Tue) | Day 183 | 183 | -16692 | Week 27 | 49.73 % |
| 2 July 1980 (Wed) | Day 184 | 182 | -16691 | Week 27 | 50.00 % |
| 3 July 1980 (Thu) | Day 185 | 181 | -16690 | Week 27 | 50.27 % |
| 4 July 1980 (Fri) | Day 186 | 180 | -16689 | Week 27 | 50.55 % |
| 5 July 1980 (Sat) | Day 187 | 179 | -16688 | Week 27 | 50.82 % |
| 6 July 1980 (Sun) | Day 188 | 178 | -16687 | Week 27 | 51.09 % |
| 7 July 1980 (Mon) | Day 189 | 177 | -16686 | Week 28 | 51.37 % |
| 8 July 1980 (Tue) | Day 190 | 176 | -16685 | Week 28 | 51.64 % |
| 9 July 1980 (Wed) | Day 191 | 175 | -16684 | Week 28 | 51.91 % |
| 10 July 1980 (Thu) | Day 192 | 174 | -16683 | Week 28 | 52.19 % |
| 11 July 1980 (Fri) | Day 193 | 173 | -16682 | Week 28 | 52.46 % |
| 12 July 1980 (Sat) | Day 194 | 172 | -16681 | Week 28 | 52.73 % |
| 13 July 1980 (Sun) | Day 195 | 171 | -16680 | Week 28 | 53.01 % |
| 14 July 1980 (Mon) | Day 196 | 170 | -16679 | Week 29 | 53.28 % |
| 15 July 1980 (Tue) | Day 197 | 169 | -16678 | Week 29 | 53.55 % |
| 16 July 1980 (Wed) | Day 198 | 168 | -16677 | Week 29 | 53.83 % |
| 17 July 1980 (Thu) | Day 199 | 167 | -16676 | Week 29 | 54.10 % |
| 18 July 1980 (Fri) | Day 200 | 166 | -16675 | Week 29 | 54.37 % |
| 19 July 1980 (Sat) | Day 201 | 165 | -16674 | Week 29 | 54.64 % |
| 20 July 1980 (Sun) | Day 202 | 164 | -16673 | Week 29 | 54.92 % |
| 21 July 1980 (Mon) | Day 203 | 163 | -16672 | Week 30 | 55.19 % |
| 22 July 1980 (Tue) | Day 204 | 162 | -16671 | Week 30 | 55.46 % |
| 23 July 1980 (Wed) | Day 205 | 161 | -16670 | Week 30 | 55.74 % |
| 24 July 1980 (Thu) | Day 206 | 160 | -16669 | Week 30 | 56.01 % |
| 25 July 1980 (Fri) | Day 207 | 159 | -16668 | Week 30 | 56.28 % |
| 26 July 1980 (Sat) | Day 208 | 158 | -16667 | Week 30 | 56.56 % |
| 27 July 1980 (Sun) | Day 209 | 157 | -16666 | Week 30 | 56.83 % |
| 28 July 1980 (Mon) | Day 210 | 156 | -16665 | Week 31 | 57.10 % |
| 29 July 1980 (Tue) | Day 211 | 155 | -16664 | Week 31 | 57.38 % |
| 30 July 1980 (Wed) | Day 212 | 154 | -16663 | Week 31 | 57.65 % |
| 31 July 1980 (Thu) | Day 213 | 153 | -16662 | Week 31 | 57.92 % |
| 1 August 1980 (Fri) | Day 214 | 152 | -16661 | Week 31 | 58.20 % |
| 2 August 1980 (Sat) | Day 215 | 151 | -16660 | Week 31 | 58.47 % |
| 3 August 1980 (Sun) | Day 216 | 150 | -16659 | Week 31 | 58.74 % |
| 4 August 1980 (Mon) | Day 217 | 149 | -16658 | Week 32 | 59.02 % |
| 5 August 1980 (Tue) | Day 218 | 148 | -16657 | Week 32 | 59.29 % |
| 6 August 1980 (Wed) | Day 219 | 147 | -16656 | Week 32 | 59.56 % |
| 7 August 1980 (Thu) | Day 220 | 146 | -16655 | Week 32 | 59.84 % |
| 8 August 1980 (Fri) | Day 221 | 145 | -16654 | Week 32 | 60.11 % |
| 9 August 1980 (Sat) | Day 222 | 144 | -16653 | Week 32 | 60.38 % |
| 10 August 1980 (Sun) | Day 223 | 143 | -16652 | Week 32 | 60.66 % |
| 11 August 1980 (Mon) | Day 224 | 142 | -16651 | Week 33 | 60.93 % |
| 12 August 1980 (Tue) | Day 225 | 141 | -16650 | Week 33 | 61.20 % |
| 13 August 1980 (Wed) | Day 226 | 140 | -16649 | Week 33 | 61.48 % |
| 14 August 1980 (Thu) | Day 227 | 139 | -16648 | Week 33 | 61.75 % |
| 15 August 1980 (Fri) | Day 228 | 138 | -16647 | Week 33 | 62.02 % |
| 16 August 1980 (Sat) | Day 229 | 137 | -16646 | Week 33 | 62.30 % |
| 17 August 1980 (Sun) | Day 230 | 136 | -16645 | Week 33 | 62.57 % |
| 18 August 1980 (Mon) | Day 231 | 135 | -16644 | Week 34 | 62.84 % |
| 19 August 1980 (Tue) | Day 232 | 134 | -16643 | Week 34 | 63.11 % |
| 20 August 1980 (Wed) | Day 233 | 133 | -16642 | Week 34 | 63.39 % |
| 21 August 1980 (Thu) | Day 234 | 132 | -16641 | Week 34 | 63.66 % |
| 22 August 1980 (Fri) | Day 235 | 131 | -16640 | Week 34 | 63.93 % |
| 23 August 1980 (Sat) | Day 236 | 130 | -16639 | Week 34 | 64.21 % |
| 24 August 1980 (Sun) | Day 237 | 129 | -16638 | Week 34 | 64.48 % |
| 25 August 1980 (Mon) | Day 238 | 128 | -16637 | Week 35 | 64.75 % |
| 26 August 1980 (Tue) | Day 239 | 127 | -16636 | Week 35 | 65.03 % |
| 27 August 1980 (Wed) | Day 240 | 126 | -16635 | Week 35 | 65.30 % |
| 28 August 1980 (Thu) | Day 241 | 125 | -16634 | Week 35 | 65.57 % |
| 29 August 1980 (Fri) | Day 242 | 124 | -16633 | Week 35 | 65.85 % |
| 30 August 1980 (Sat) | Day 243 | 123 | -16632 | Week 35 | 66.12 % |
| 31 August 1980 (Sun) | Day 244 | 122 | -16631 | Week 35 | 66.39 % |
| 1 September 1980 (Mon) | Day 245 | 121 | -16630 | Week 36 | 66.67 % |
| 2 September 1980 (Tue) | Day 246 | 120 | -16629 | Week 36 | 66.94 % |
| 3 September 1980 (Wed) | Day 247 | 119 | -16628 | Week 36 | 67.21 % |
| 4 September 1980 (Thu) | Day 248 | 118 | -16627 | Week 36 | 67.49 % |
| 5 September 1980 (Fri) | Day 249 | 117 | -16626 | Week 36 | 67.76 % |
| 6 September 1980 (Sat) | Day 250 | 116 | -16625 | Week 36 | 68.03 % |
| 7 September 1980 (Sun) | Day 251 | 115 | -16624 | Week 36 | 68.31 % |
| 8 September 1980 (Mon) | Day 252 | 114 | -16623 | Week 37 | 68.58 % |
| 9 September 1980 (Tue) | Day 253 | 113 | -16622 | Week 37 | 68.85 % |
| 10 September 1980 (Wed) | Day 254 | 112 | -16621 | Week 37 | 69.13 % |
| 11 September 1980 (Thu) | Day 255 | 111 | -16620 | Week 37 | 69.40 % |
| 12 September 1980 (Fri) | Day 256 | 110 | -16619 | Week 37 | 69.67 % |
| 13 September 1980 (Sat) | Day 257 | 109 | -16618 | Week 37 | 69.95 % |
| 14 September 1980 (Sun) | Day 258 | 108 | -16617 | Week 37 | 70.22 % |
| 15 September 1980 (Mon) | Day 259 | 107 | -16616 | Week 38 | 70.49 % |
| 16 September 1980 (Tue) | Day 260 | 106 | -16615 | Week 38 | 70.77 % |
| 17 September 1980 (Wed) | Day 261 | 105 | -16614 | Week 38 | 71.04 % |
| 18 September 1980 (Thu) | Day 262 | 104 | -16613 | Week 38 | 71.31 % |
| 19 September 1980 (Fri) | Day 263 | 103 | -16612 | Week 38 | 71.58 % |
| 20 September 1980 (Sat) | Day 264 | 102 | -16611 | Week 38 | 71.86 % |
| 21 September 1980 (Sun) | Day 265 | 101 | -16610 | Week 38 | 72.13 % |
| 22 September 1980 (Mon) | Day 266 | 100 | -16609 | Week 39 | 72.40 % |
| 23 September 1980 (Tue) | Day 267 | 99 | -16608 | Week 39 | 72.68 % |
| 24 September 1980 (Wed) | Day 268 | 98 | -16607 | Week 39 | 72.95 % |
| 25 September 1980 (Thu) | Day 269 | 97 | -16606 | Week 39 | 73.22 % |
| 26 September 1980 (Fri) | Day 270 | 96 | -16605 | Week 39 | 73.50 % |
| 27 September 1980 (Sat) | Day 271 | 95 | -16604 | Week 39 | 73.77 % |
| 28 September 1980 (Sun) | Day 272 | 94 | -16603 | Week 39 | 74.04 % |
| 29 September 1980 (Mon) | Day 273 | 93 | -16602 | Week 40 | 74.32 % |
| 30 September 1980 (Tue) | Day 274 | 92 | -16601 | Week 40 | 74.59 % |
| 1 October 1980 (Wed) | Day 275 | 91 | -16600 | Week 40 | 74.86 % |
| 2 October 1980 (Thu) | Day 276 | 90 | -16599 | Week 40 | 75.14 % |
| 3 October 1980 (Fri) | Day 277 | 89 | -16598 | Week 40 | 75.41 % |
| 4 October 1980 (Sat) | Day 278 | 88 | -16597 | Week 40 | 75.68 % |
| 5 October 1980 (Sun) | Day 279 | 87 | -16596 | Week 40 | 75.96 % |
| 6 October 1980 (Mon) | Day 280 | 86 | -16595 | Week 41 | 76.23 % |
| 7 October 1980 (Tue) | Day 281 | 85 | -16594 | Week 41 | 76.50 % |
| 8 October 1980 (Wed) | Day 282 | 84 | -16593 | Week 41 | 76.78 % |
| 9 October 1980 (Thu) | Day 283 | 83 | -16592 | Week 41 | 77.05 % |
| 10 October 1980 (Fri) | Day 284 | 82 | -16591 | Week 41 | 77.32 % |
| 11 October 1980 (Sat) | Day 285 | 81 | -16590 | Week 41 | 77.60 % |
| 12 October 1980 (Sun) | Day 286 | 80 | -16589 | Week 41 | 77.87 % |
| 13 October 1980 (Mon) | Day 287 | 79 | -16588 | Week 42 | 78.14 % |
| 14 October 1980 (Tue) | Day 288 | 78 | -16587 | Week 42 | 78.42 % |
| 15 October 1980 (Wed) | Day 289 | 77 | -16586 | Week 42 | 78.69 % |
| 16 October 1980 (Thu) | Day 290 | 76 | -16585 | Week 42 | 78.96 % |
| 17 October 1980 (Fri) | Day 291 | 75 | -16584 | Week 42 | 79.23 % |
| 18 October 1980 (Sat) | Day 292 | 74 | -16583 | Week 42 | 79.51 % |
| 19 October 1980 (Sun) | Day 293 | 73 | -16582 | Week 42 | 79.78 % |
| 20 October 1980 (Mon) | Day 294 | 72 | -16581 | Week 43 | 80.05 % |
| 21 October 1980 (Tue) | Day 295 | 71 | -16580 | Week 43 | 80.33 % |
| 22 October 1980 (Wed) | Day 296 | 70 | -16579 | Week 43 | 80.60 % |
| 23 October 1980 (Thu) | Day 297 | 69 | -16578 | Week 43 | 80.87 % |
| 24 October 1980 (Fri) | Day 298 | 68 | -16577 | Week 43 | 81.15 % |
| 25 October 1980 (Sat) | Day 299 | 67 | -16576 | Week 43 | 81.42 % |
| 26 October 1980 (Sun) | Day 300 | 66 | -16575 | Week 43 | 81.69 % |
| 27 October 1980 (Mon) | Day 301 | 65 | -16574 | Week 44 | 81.97 % |
| 28 October 1980 (Tue) | Day 302 | 64 | -16573 | Week 44 | 82.24 % |
| 29 October 1980 (Wed) | Day 303 | 63 | -16572 | Week 44 | 82.51 % |
| 30 October 1980 (Thu) | Day 304 | 62 | -16571 | Week 44 | 82.79 % |
| 31 October 1980 (Fri) | Day 305 | 61 | -16570 | Week 44 | 83.06 % |
| 1 November 1980 (Sat) | Day 306 | 60 | -16569 | Week 44 | 83.33 % |
| 2 November 1980 (Sun) | Day 307 | 59 | -16568 | Week 44 | 83.61 % |
| 3 November 1980 (Mon) | Day 308 | 58 | -16567 | Week 45 | 83.88 % |
| 4 November 1980 (Tue) | Day 309 | 57 | -16566 | Week 45 | 84.15 % |
| 5 November 1980 (Wed) | Day 310 | 56 | -16565 | Week 45 | 84.43 % |
| 6 November 1980 (Thu) | Day 311 | 55 | -16564 | Week 45 | 84.70 % |
| 7 November 1980 (Fri) | Day 312 | 54 | -16563 | Week 45 | 84.97 % |
| 8 November 1980 (Sat) | Day 313 | 53 | -16562 | Week 45 | 85.25 % |
| 9 November 1980 (Sun) | Day 314 | 52 | -16561 | Week 45 | 85.52 % |
| 10 November 1980 (Mon) | Day 315 | 51 | -16560 | Week 46 | 85.79 % |
| 11 November 1980 (Tue) | Day 316 | 50 | -16559 | Week 46 | 86.07 % |
| 12 November 1980 (Wed) | Day 317 | 49 | -16558 | Week 46 | 86.34 % |
| 13 November 1980 (Thu) | Day 318 | 48 | -16557 | Week 46 | 86.61 % |
| 14 November 1980 (Fri) | Day 319 | 47 | -16556 | Week 46 | 86.89 % |
| 15 November 1980 (Sat) | Day 320 | 46 | -16555 | Week 46 | 87.16 % |
| 16 November 1980 (Sun) | Day 321 | 45 | -16554 | Week 46 | 87.43 % |
| 17 November 1980 (Mon) | Day 322 | 44 | -16553 | Week 47 | 87.70 % |
| 18 November 1980 (Tue) | Day 323 | 43 | -16552 | Week 47 | 87.98 % |
| 19 November 1980 (Wed) | Day 324 | 42 | -16551 | Week 47 | 88.25 % |
| 20 November 1980 (Thu) | Day 325 | 41 | -16550 | Week 47 | 88.52 % |
| 21 November 1980 (Fri) | Day 326 | 40 | -16549 | Week 47 | 88.80 % |
| 22 November 1980 (Sat) | Day 327 | 39 | -16548 | Week 47 | 89.07 % |
| 23 November 1980 (Sun) | Day 328 | 38 | -16547 | Week 47 | 89.34 % |
| 24 November 1980 (Mon) | Day 329 | 37 | -16546 | Week 48 | 89.62 % |
| 25 November 1980 (Tue) | Day 330 | 36 | -16545 | Week 48 | 89.89 % |
| 26 November 1980 (Wed) | Day 331 | 35 | -16544 | Week 48 | 90.16 % |
| 27 November 1980 (Thu) | Day 332 | 34 | -16543 | Week 48 | 90.44 % |
| 28 November 1980 (Fri) | Day 333 | 33 | -16542 | Week 48 | 90.71 % |
| 29 November 1980 (Sat) | Day 334 | 32 | -16541 | Week 48 | 90.98 % |
| 30 November 1980 (Sun) | Day 335 | 31 | -16540 | Week 48 | 91.26 % |
| 1 December 1980 (Mon) | Day 336 | 30 | -16539 | Week 49 | 91.53 % |
| 2 December 1980 (Tue) | Day 337 | 29 | -16538 | Week 49 | 91.80 % |
| 3 December 1980 (Wed) | Day 338 | 28 | -16537 | Week 49 | 92.08 % |
| 4 December 1980 (Thu) | Day 339 | 27 | -16536 | Week 49 | 92.35 % |
| 5 December 1980 (Fri) | Day 340 | 26 | -16535 | Week 49 | 92.62 % |
| 6 December 1980 (Sat) | Day 341 | 25 | -16534 | Week 49 | 92.90 % |
| 7 December 1980 (Sun) | Day 342 | 24 | -16533 | Week 49 | 93.17 % |
| 8 December 1980 (Mon) | Day 343 | 23 | -16532 | Week 50 | 93.44 % |
| 9 December 1980 (Tue) | Day 344 | 22 | -16531 | Week 50 | 93.72 % |
| 10 December 1980 (Wed) | Day 345 | 21 | -16530 | Week 50 | 93.99 % |
| 11 December 1980 (Thu) | Day 346 | 20 | -16529 | Week 50 | 94.26 % |
| 12 December 1980 (Fri) | Day 347 | 19 | -16528 | Week 50 | 94.54 % |
| 13 December 1980 (Sat) | Day 348 | 18 | -16527 | Week 50 | 94.81 % |
| 14 December 1980 (Sun) | Day 349 | 17 | -16526 | Week 50 | 95.08 % |
| 15 December 1980 (Mon) | Day 350 | 16 | -16525 | Week 51 | 95.36 % |
| 16 December 1980 (Tue) | Day 351 | 15 | -16524 | Week 51 | 95.63 % |
| 17 December 1980 (Wed) | Day 352 | 14 | -16523 | Week 51 | 95.90 % |
| 18 December 1980 (Thu) | Day 353 | 13 | -16522 | Week 51 | 96.17 % |
| 19 December 1980 (Fri) | Day 354 | 12 | -16521 | Week 51 | 96.45 % |
| 20 December 1980 (Sat) | Day 355 | 11 | -16520 | Week 51 | 96.72 % |
| 21 December 1980 (Sun) | Day 356 | 10 | -16519 | Week 51 | 96.99 % |
| 22 December 1980 (Mon) | Day 357 | 9 | -16518 | Week 52 | 97.27 % |
| 23 December 1980 (Tue) | Day 358 | 8 | -16517 | Week 52 | 97.54 % |
| 24 December 1980 (Wed) | Day 359 | 7 | -16516 | Week 52 | 97.81 % |
| 25 December 1980 (Thu) | Day 360 | 6 | -16515 | Week 52 | 98.09 % |
| 26 December 1980 (Fri) | Day 361 | 5 | -16514 | Week 52 | 98.36 % |
| 27 December 1980 (Sat) | Day 362 | 4 | -16513 | Week 52 | 98.63 % |
| 28 December 1980 (Sun) | Day 363 | 3 | -16512 | Week 52 | 98.91 % |
| 29 December 1980 (Mon) | Day 364 | 2 | -16511 | Week 1, 1981 | 99.18 % |
| 30 December 1980 (Tue) | Day 365 | 1 | -16510 | Week 1, 1981 | 99.45 % |
| 31 December 1980 (Wed) | Day 366 | 0 | -16509 | Week 1, 1981 | 99.73 % |
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Also see: Week Numbers for 1980