London weather in March
March in London: cold, a little rain, with clean air — a great time to visit.
#7 of 12 months in London · #397 of 604 destinations to visit in March · comfort 70/100 (tier B)
Updated June 2026 · climate normals from ERA5 reanalysis
London climate normals — March
| Daytime high | 11°C / 52°F | 🧥 cold |
|---|---|---|
| Nighttime low | 4°C / 39°F | |
| Feels like (high) | 7°C / 45°F | |
| Rainfall | 52 mm / 2.1 in | 🌦 some rain |
| Rainy days | 13 days | |
| Humidity | 81% | 💦 very humid |
| Dew point | 4°C / 40°F | |
| Sunshine | 6.6 h/day | |
| Daylight | 11.9 h | |
| Wind | 23 km/h / 14 mph | |
| Snowfall | 0.8 cm / 0.3 in | |
| Air quality (US AQI) | 37 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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London in March — FAQ
- Is March a good time to visit London?
- March in London: cold, a little rain, with clean air — a great time to visit. It ranks #7 of 12 months for London on SeasonMap's comfort score (70/100).
- What is the weather like in London in March?
- In March, London averages a daily high of 10.9°C and a low of 3.9°C, with about 52.1 mm of rain over roughly 13 rainy days.
- What is the air quality in London in March?
- London has a mean US Air Quality Index of about 37 in March.