Brussels Weather in May
Belgium · 30-year monthly averages
👍 Good time to visit
May in Brussels is mild, with average daytime highs around 18°C (65°F) and nighttime lows near 9°C (49°F). Expect roughly 60mm of precipitation spread over about 10 rainy days, with little rainfall.
Avg high
18°C
65°F
Avg low
9°C
49°F
Rainfall
60mm
dry
Rainy days
10
days with ≥1mm
☀️ About 198 hours of sunshine over the month (~7h/day).
🎒 What to pack
- light jacket
- layers for cool evenings
May vs the rest of the year
FAQ
- How hot is Brussels in May?
- May in Brussels is mild, with average daytime highs around 18°C (65°F) and nighttime lows near 9°C (49°F). Expect roughly 60mm of precipitation spread over about 10 rainy days, with little rainfall.
- Does it rain a lot in Brussels in May?
- Brussels sees around 60mm of precipitation in May on average — dry by global standards.
- Is May a good time to visit Brussels?
- May is a good month to visit Brussels, with generally agreeable conditions.