Daily Data Tables - Sun Hours / hrs
Weather Variable:
| Day | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
| 1 | 0 | 6 | 11 | 11 | 7 | 11 | 3 | 8 | 5 | 6 | 0 | |
| 2 | 6 | 8 | 10 | 12 | 11 | 13 | 6 | 6 | 4 | 2 | 6 | 6 |
| 3 | 7 | 0 | 10 | 9 | 7 | 1 | 12 | 4 | 2 | 0 | 0.5 | 5 |
| 4 | 0 | 0.1 | 10 | 11 | 5 | 4 | 14 | 2 | 7 | 6 | 4 | 0.1 |
| 5 | 0 | 4 | 10 | 12 | 2 | 0 | 0.5 | 13 | 10 | 9 | 2 | 2 |
| 6 | 0.6 | 6 | 8 | 12 | 3 | 6 | 2 | 11 | 10 | 9 | 1 | 1 |
| 7 | 2 | 0 | 6 | 12 | 6 | 1 | 5 | 2 | 7 | 4 | 0.5 | 0 |
| 8 | 0 | 0 | 10 | 11 | 6 | 6 | 15 | 12 | 10 | 1 | 3 | 0 |
| 9 | 6 | 0 | 10 | 6 | 10 | 6 | 7 | 10 | 8 | 6 | 6 | 0 |
| 10 | 1 | 0 | 0 | 6 | 14 | 6 | 15 | 14 | 3 | 0 | 0.1 | 3 |
| 11 | 7 | 0 | 1 | 12 | 13 | 6 | 15 | 12 | 8 | 6 | 0.3 | 5 |
| 12 | 1 | 0 | 2 | 9 | 8 | 8 | 15 | 13 | 9 | 5 | 2 | 0 |
| 13 | 4 | 0 | 2 | 3 | 14 | 11 | 8 | 5 | 8 | 0.1 | 4 | 7 |
| 14 | 2 | 5 | 2 | 4 | 13 | 11 | 8 | 8 | 2 | 0 | 0 | 3 |
| 15 | 0 | 0 | 6 | 0.1 | 0 | 11 | 5 | 13 | 7 | 0 | 0 | 0 |
| 16 | 0.1 | 1 | 6 | 9 | 11 | 13 | 7 | 0.9 | 11 | 2 | 0.1 | 0 |
| 17 | 0.3 | 9 | 0.5 | 7 | 10 | 14 | 1 | 13 | 0 | 0.1 | 6 | 0.3 |
| 18 | 0 | 8 | 11 | 3 | 1 | 15 | 10 | 0.3 | 0.1 | 0 | 2 | 0 |
| 19 | 0 | 1 | 9 | 7 | 7 | 15 | 1 | 2 | 10 | 1 | 0.6 | 6 |
| 20 | 0.5 | 0 | 10 | 3 | 11 | 11 | 4 | 6 | 2 | 1 | 3 | 6 |
| 21 | 0.5 | 1 | 0.5 | 1 | 6 | 12 | 5 | 4 | 11 | 2 | 8 | 0 |
| 22 | 0 | 2 | 0 | 8 | 6 | 9 | 3 | 11 | 11 | 4 | 0 | 0 |
| 23 | 1 | 1 | 0 | 1 | 12 | 13 | 3 | 5 | 7 | 0.3 | 4 | 0 |
| 24 | 1 | 3 | 6 | 7 | 0.5 | 5 | 1 | 9 | 6 | 8 | 0.2 | 3 |
| 25 | 6 | 4 | 2 | 10 | 6 | 9 | 9 | 13 | 11 | 5 | 4 | 7 |
| 26 | 0.2 | 1 | 5 | 3 | 4 | 5 | 4 | 5 | 0 | 5 | 7 | 2 |
| 27 | 2 | 5 | 7 | 7 | 0.6 | 12 | 1 | 4 | 8 | 6 | 0 | 3 |
| 28 | 0.1 | 8 | 4 | 13 | 9 | 7 | 9 | 10 | 2 | 5 | 3 | 0 |
| 29 | 2 | 10 | 13 | 4 | 8 | 0.5 | 4 | 9 | 0 | 0.4 | 0 | |
| 30 | 8 | 10 | 13 | 5 | 15 | 5 | 5 | 10 | 6 | 7 | 3 | |
| 31 | 0.1 | 12 | 8 | 2 | 9 | 0.5 | 7 | |||||
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
| High | 8 | 9 | 12 | 13 | 14 | 15 | 15 | 14 | 11 | 9 | 8 | 7 |
| Mean | 61 (88%) |
67 (86%) |
185 (164%) |
235 (146%) |
224 (118%) |
260 (134%) |
202 (104%) |
228 (124%) |
202 (137%) |
98 (83%) |
80 (95%) |
69 (106%) |
| Count | 23 | 17 | 28 | 30 | 30 | 29 | 31 | 31 | 28 | 25 | 26 | 18 |
| Cumu- lative |
59 (85%) |
126 (85%) |
310 (119%) |
546 (130%) |
769 (126%) |
1029 (128%) |
1232 (123%) |
1460 (123%) |
1662 (125%) |
1760 (121%) |
1841 (120%) |
1910 (120%) |
Sun Hours in London, nw3, for every available day of 2025 along with monthly summary:
lowest, highest, total, count (values > 0), and the cumulative value for the year to the month's end.
Figures in brackets refer to departure from recent
average conditions.