Hierdie bladsy lys al die weke in 1980. Daar is 52 weke in 1980. Alle weke begin op Maandag en eindig op Sondag (volgens die ISO 8601-standaard).
| Weeknommer | Begindatum | Einddatum |
|---|---|---|
| Week 52, 1979 | 24 Desember 1979 | 30 Desember 1979 |
| Week 01 | 31 Desember 1979 | 6 Januarie 1980 |
| Week 02 | 7 Januarie 1980 | 13 Januarie 1980 |
| Week 03 | 14 Januarie 1980 | 20 Januarie 1980 |
| Week 04 | 21 Januarie 1980 | 27 Januarie 1980 |
| Week 05 | 28 Januarie 1980 | 3 Februarie 1980 |
| Week 06 | 4 Februarie 1980 | 10 Februarie 1980 |
| Week 07 | 11 Februarie 1980 | 17 Februarie 1980 |
| Week 08 | 18 Februarie 1980 | 24 Februarie 1980 |
| Week 09 | 25 Februarie 1980 | 2 Maart 1980 |
| Week 10 | 3 Maart 1980 | 9 Maart 1980 |
| Week 11 | 10 Maart 1980 | 16 Maart 1980 |
| Week 12 | 17 Maart 1980 | 23 Maart 1980 |
| Week 13 | 24 Maart 1980 | 30 Maart 1980 |
| Week 14 | 31 Maart 1980 | 6 April 1980 |
| Week 15 | 7 April 1980 | 13 April 1980 |
| Week 16 | 14 April 1980 | 20 April 1980 |
| Week 17 | 21 April 1980 | 27 April 1980 |
| Week 18 | 28 April 1980 | 4 Mei 1980 |
| Week 19 | 5 Mei 1980 | 11 Mei 1980 |
| Week 20 | 12 Mei 1980 | 18 Mei 1980 |
| Week 21 | 19 Mei 1980 | 25 Mei 1980 |
| Week 22 | 26 Mei 1980 | 1 Junie 1980 |
| Week 23 | 2 Junie 1980 | 8 Junie 1980 |
| Week 24 | 9 Junie 1980 | 15 Junie 1980 |
| Week 25 | 16 Junie 1980 | 22 Junie 1980 |
| Week 26 | 23 Junie 1980 | 29 Junie 1980 |
| Week 27 | 30 Junie 1980 | 6 Julie 1980 |
| Week 28 | 7 Julie 1980 | 13 Julie 1980 |
| Week 29 | 14 Julie 1980 | 20 Julie 1980 |
| Week 30 | 21 Julie 1980 | 27 Julie 1980 |
| Week 31 | 28 Julie 1980 | 3 Augustus 1980 |
| Week 32 | 4 Augustus 1980 | 10 Augustus 1980 |
| Week 33 | 11 Augustus 1980 | 17 Augustus 1980 |
| Week 34 | 18 Augustus 1980 | 24 Augustus 1980 |
| Week 35 | 25 Augustus 1980 | 31 Augustus 1980 |
| Week 36 | 1 September 1980 | 7 September 1980 |
| Week 37 | 8 September 1980 | 14 September 1980 |
| Week 38 | 15 September 1980 | 21 September 1980 |
| Week 39 | 22 September 1980 | 28 September 1980 |
| Week 40 | 29 September 1980 | 5 Oktober 1980 |
| Week 41 | 6 Oktober 1980 | 12 Oktober 1980 |
| Week 42 | 13 Oktober 1980 | 19 Oktober 1980 |
| Week 43 | 20 Oktober 1980 | 26 Oktober 1980 |
| Week 44 | 27 Oktober 1980 | 2 November 1980 |
| Week 45 | 3 November 1980 | 9 November 1980 |
| Week 46 | 10 November 1980 | 16 November 1980 |
| Week 47 | 17 November 1980 | 23 November 1980 |
| Week 48 | 24 November 1980 | 30 November 1980 |
| Week 49 | 1 Desember 1980 | 7 Desember 1980 |
| Week 50 | 8 Desember 1980 | 14 Desember 1980 |
| Week 51 | 15 Desember 1980 | 21 Desember 1980 |
| Week 52 | 22 Desember 1980 | 28 Desember 1980 |
| Week 01, 1981 | 29 Desember 1980 | 4 Januarie 1981 |
Sien ook Dagnommers vir 1980