London weather in July
July is one of the best months to visit London: highs of 23°C (73°F) and about 60 mm (2.4 in) of rain on average. Nights average 13°C (55°F) and cloud cover 69% (NASA POWER, 2001–2025 averages). It is the 6th wettest month of the year and the warmest. Compared with June, it is warmer and about as wet; August brings highs of 22°C (72°F) and 66 mm (2.6 in) of rain.
Is July a good time to visit London?
best month Weather score 76/100.
Yes. July is one of the best months for weather in London.
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Does it rain a lot in London in July?
Some rain is normal: about 60 mm (2.4 in) falls in an average July. It is the 6th wettest month of the year.
How warm is London in July?
Days average 23°C (73°F) and nights 13°C (55°F).
London weather by month
| Month | High | Low | Rain | Cloud | Weather |
|---|---|---|---|---|---|
| January | 7°C (44°F) | 2°C (35°F) | 65 mm | 75% | least pleasant |
| February | 7°C (45°F) | 1°C (34°F) | 54 mm | 75% | least pleasant |
| March | 10°C (50°F) | 2°C (36°F) | 50 mm | 73% | least pleasant |
| April | 14°C (57°F) | 4°C (40°F) | 42 mm | 68% | fair |
| May | 17°C (63°F) | 7°C (45°F) | 55 mm | 71% | best |
| June | 20°C (69°F) | 11°C (51°F) | 56 mm | 72% | best |
| July | 23°C (73°F) | 13°C (55°F) | 60 mm | 69% | best |
| August | 22°C (72°F) | 12°C (54°F) | 66 mm | 72% | best |
| September | 20°C (67°F) | 10°C (50°F) | 44 mm | 68% | best |
| October | 15°C (59°F) | 8°C (46°F) | 73 mm | 73% | fair |
| November | 10°C (51°F) | 4°C (40°F) | 74 mm | 75% | least pleasant |
| December | 7°C (45°F) | 2°C (36°F) | 71 mm | 76% | least pleasant |
Sources: 2001–2025 monthly averages from NASA POWER (MERRA-2 reanalysis). Page updated . How we rate months
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