London weather in July
July in London: nice, a little rain, with clean air — one of the best months to visit.
#1 of 12 months in London · #18 of 604 destinations to visit in July · comfort 94/100 (tier S)
Updated June 2026 · climate normals from ERA5 reanalysis
London climate normals — July
| Daytime high | 22°C / 72°F | 😎 nice |
|---|---|---|
| Nighttime low | 14°C / 57°F | |
| Feels like (high) | 21°C / 70°F | |
| Rainfall | 57 mm / 2.2 in | 🌦 some rain |
| Rainy days | 10 days | |
| Humidity | 67% | 💧 humid |
| Dew point | 12°C / 53°F | |
| Sunshine | 10.4 h/day | |
| Daylight | 16.1 h | |
| Wind | 18 km/h / 11 mph | |
| Air quality (US AQI) | 38 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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London in July — FAQ
- Is July a good time to visit London?
- July in London: nice, a little rain, with clean air — one of the best months to visit. It ranks #1 of 12 months for London on SeasonMap's comfort score (94/100).
- What is the weather like in London in July?
- In July, London averages a daily high of 22.3°C and a low of 14°C, with about 56.7 mm of rain over roughly 9.8 rainy days.
- What is the air quality in London in July?
- London has a mean US Air Quality Index of about 38 in July.