London Weather in May
United Kingdom · 30-year monthly averages
🌟 Great time to visit
May in London is mild, with average daytime highs around 18°C (65°F) and nighttime lows near 10°C (49°F). Expect roughly 45mm of precipitation spread over about 8 rainy days, with little rainfall.
Avg high
18°C
65°F
Avg low
10°C
49°F
Rainfall
45mm
dry
Rainy days
8
days with ≥1mm
🎒 What to pack
- light jacket
- layers for cool evenings
May vs the rest of the year
FAQ
- How hot is London in May?
- May in London is mild, with average daytime highs around 18°C (65°F) and nighttime lows near 10°C (49°F). Expect roughly 45mm of precipitation spread over about 8 rainy days, with little rainfall.
- Does it rain a lot in London in May?
- London sees around 45mm of precipitation in May on average — dry by global standards.
- Is May a good time to visit London?
- May is one of the best months to visit London — comfortable temperatures and manageable rainfall.