Brussels Weather in May
18.8°C high · 9°C low · 68 mm rain · 7.6h sun
May is a warm month in Brussels — not peak season, but a good time to avoid crowds.
May at a glance
| Metric | Value |
|---|---|
| Average high | 18.8°C |
| Average low | 9°C |
| Rainfall | 68 mm |
| Sunshine | 7.6 hours/day |
| Daylight | 15.3 hours |
What to pack in May
Pack a jacket and layers for Brussels in May.
Brussels weather by month
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Frequently asked questions
What is the weather in Brussels in May?
Highs of 18.8°C and lows of 9°C, with about 68 mm of rain and 7.6 hours of sunshine per day.
Is May a good time to visit Brussels?
May is a warm month in Brussels — not peak season, but a good time to avoid crowds.
What to do in Brussels · Best time to visit Brussels
Climate data: Open-Meteo Historical (ERA5), 1991–2020. CC BY 4.0.