Weeknummer
6
4 – February 10, 1980
Er zijn 52 weken in het jaar 1980
| # | Mon | Tue | Wed | Thu | Fri | Sat | Sun |
|---|---|---|---|---|---|---|---|
| 4 | 21 | 22 | 23 | 24 | 25 | 26 | 27 |
| 5 | 28 | 29 | 30 | 31 | 1 | 2 | 3 |
| 6 | 4 | 5 | 6 | 7 | 8 | 9 | 10 |
| 7 | 11 | 12 | 13 | 14 | 15 | 16 | 17 |
| 8 | 18 | 19 | 20 | 21 | 22 | 23 | 24 |
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Weeknummers in het jaar 1980
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- 1 December 31, 1979 January 6
- 2 January 7 January 13
- 3 January 14 January 20
- 4 January 21 January 27
- 5 January 28 February 3
- 6 February 4 February 10
- 7 February 11 February 17
- 8 February 18 February 24
- 9 February 25 March 2
- 10 March 3 March 9
- 11 March 10 March 16
- 12 March 17 March 23
- 13 March 24 March 30
- 14 March 31 April 6
- 15 April 7 April 13
- 16 April 14 April 20
- 17 April 21 April 27
- 18 April 28 May 4
- 19 May 5 May 11
- 20 May 12 May 18
- 21 May 19 May 25
- 22 May 26 June 1
- 23 June 2 June 8
- 24 June 9 June 15
- 25 June 16 June 22
- 26 June 23 June 29
- 27 June 30 July 6
- 28 July 7 July 13
- 29 July 14 July 20
- 30 July 21 July 27
- 31 July 28 August 3
- 32 August 4 August 10
- 33 August 11 August 17
- 34 August 18 August 24
- 35 August 25 August 31
- 36 September 1 September 7
- 37 September 8 September 14
- 38 September 15 September 21
- 39 September 22 September 28
- 40 September 29 October 5
- 41 October 6 October 12
- 42 October 13 October 19
- 43 October 20 October 26
- 44 October 27 November 2
- 45 November 3 November 9
- 46 November 10 November 16
- 47 November 17 November 23
- 48 November 24 November 30
- 49 December 1 December 7
- 50 December 8 December 14
- 51 December 15 December 21
- 52 December 22 December 28