Climate
Weather in Belgium in September
Weather in Belgium, September
In September, Belgium sees average highs of 20.6°C (69°F) and lows of 12.3°C (54°F), with around 68 mm of rain.
Belgium — September
Belgium → September
- Daytime high
- 20.6°C (69°F)
- Overnight low
- 12.3°C (54°F)
- Rainfall
- 68 mm
- Best-time rank
- Off-peak
How September compares
| This month | 20.6°C (69°F) / 12.3°C (54°F) · 68 mm |
|---|---|
| Yearly average | 15.1°C (59°F) / 7.8°C (46°F) · 71 mm |
September in Belgium runs 5.5°C (9.9°F) warmer than the yearly average, and is close to the yearly average rainfall. Pack a warm jacket for cooler conditions.
Common questions
What is the weather like in Belgium in September?
Average highs of 20.6°C (69°F) and lows of 12.3°C (54°F), with around 68 mm of rain.
Is September a good time to visit Belgium?
It is an off-peak month for comfort in Belgium; June, July, August tend to be more pleasant.
Updated climate normals, 2025