Brussels weather in October
October in Brussels: cool, rainy, with clean air — a great time to visit.
#7 of 12 months in Brussels · #367 of 604 destinations to visit in October · comfort 72/100 (tier B)
Updated June 2026 · climate normals from ERA5 reanalysis
Brussels climate normals — October
| Daytime high | 16°C / 61°F | 🙂 cool |
|---|---|---|
| Nighttime low | 10°C / 50°F | |
| Feels like (high) | 14°C / 57°F | |
| Rainfall | 96 mm / 3.8 in | 🌧 rainy |
| Rainy days | 16 days | |
| Humidity | 82% | 💦 very humid |
| Dew point | 11°C / 52°F | |
| Sunshine | 5.9 h/day | |
| Daylight | 10.7 h | |
| Wind | 22 km/h / 14 mph | |
| Air quality (US AQI) | 36 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Where is Brussels?
Loading map…
Brussels in October — FAQ
- Is October a good time to visit Brussels?
- October in Brussels: cool, rainy, with clean air — a great time to visit. It ranks #7 of 12 months for Brussels on SeasonMap's comfort score (72/100).
- What is the weather like in Brussels in October?
- In October, Brussels averages a daily high of 16.2°C and a low of 10.1°C, with about 96.1 mm of rain over roughly 16.4 rainy days.
- What is the air quality in Brussels in October?
- Brussels has a mean US Air Quality Index of about 36 in October.