| Average climate data for City of London, United Kingdom | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
| Average maximum temperature (°C) | 8 | 9 | 11 | 13 | 17 | 20 | 23 | 23 | 19 | 15 | 11 | 9 | 23 |
| Average minimum temperature (°C) | 4 | 3 | 5 | 6 | 9 | 12 | 15 | 15 | 12 | 9 | 6 | 5 | 3 |
| Average daily daylight hours (h) | 8 | 10 | 11 | 13 | 15 | 16 | 16 | 14 | 12 | 10 | 8 | 7 | 12 |
The warmest month, with the highest average maximum temperature, is August (22.6 °C). The month with the lowest average maximum temperature is January (8.4 °C). Overall, the average maximum temperature over the whole year is 14.9 °C.
The month with the highest average minimum temperature is August (14.7 °C). The coldest month, with the lowest average minimum temperature, is February (3.4 °C). Overall, the average minimum temperature over the whole year is 8.5 °C.
The month with the longest days, so the most daylight, is June (Average daylight: 16.1 h). The month with the shortest days, so the least daylight, is December (Average daylight: 7.1 h). Over the whole year there are 11.7 h of daylight per day on average.
