Climate averages 1991–2020
Weather in Belgium in May
In May, average daytime highs across the 18 cities listed in Belgium range from 16.2°C in Brugge to 18.1°C in Mechelen. Monthly rainfall ranges from 56 mm in Brugge to 65 mm in Namur.
Long-term climate patterns, not a forecast for a particular trip.
City by city
May in Belgium
| City | Average highHigh / low | Average low | Rainfall mm | Rain days |
|---|---|---|---|---|
| Brussels | 17.8°C9.1°C | 9.1°C | 62 | 12.2 |
| Antwerp | 17.8°C9.4°C | 9.4°C | 62 | 12.2 |
| Gent | 17.6°C9.3°C | 9.3°C | 61 | 12.0 |
| Charleroi | 17.2°C8.7°C | 8.7°C | 65 | 12.7 |
| Liège | 17.8°C9.3°C | 9.3°C | 63 | 12.7 |
| Anderlecht | 17.9°C9.2°C | 9.2°C | 62 | 12.2 |
| Schaerbeek | 17.8°C9.1°C | 9.1°C | 64 | 12.5 |
| Brugge | 16.2°C9.8°C | 9.8°C | 56 | 10.8 |
| Namur | 17.7°C9.1°C | 9.1°C | 65 | 12.8 |
| Leuven | 17.9°C9.1°C | 9.1°C | 59 | 12.2 |
| Mons | 17.6°C9.0°C | 9.0°C | 65 | 12.6 |
| Ixelles | 17.5°C8.8°C | 8.8°C | 62 | 12.2 |
| Deurne | 17.9°C9.3°C | 9.3°C | 62 | 12.2 |
| Hasselt | 18.0°C9.2°C | 9.2°C | 60 | 12.0 |
| Aalst | 17.8°C9.3°C | 9.3°C | 60 | 11.8 |
| Mechelen | 18.1°C9.3°C | 9.3°C | 59 | 11.7 |
| La Louvière | 17.2°C8.5°C | 8.5°C | 65 | 12.8 |
| Kortrijk | 17.5°C9.2°C | 9.2°C | 62 | 11.8 |
A rain day is a local calendar day with at least 1 mm of precipitation.