Verdict: Good month
Brussels Weather in October
October is mild-to-cool in Brussels, topping out near 16°C (61°F) — comfortable with a layer on. Expect showers on roughly 14 days of the month — rarely trip-ruining, worth planning around. Overall, October is a solid month to visit Brussels.
Average high
16°C / 61°F
Average low
10°C / 50°F
Rain days
~14
Precipitation
92 mm
What to pack for Brussels in October
- Layers — t-shirts under a light jacket or sweater
- Rain gear is non-negotiable — expect rain on roughly 14 days
- Comfortable walking shoes — every guide on this site assumes you'll use them
October against the rest of the year
Warmest in Brussels: Aug (24°C / 75°F) · Coolest: Jan (7°C / 45°F) · Wettest: Dec (~15 rain days)
7°
2°
Jan
9°
3°
Feb
11°
4°
Mar
14°
5°
Apr
18°
9°
May
22°
13°
Jun
22°
14°
Jul
24°
15°
Aug
21°
12°
Sep
16°
10°
Oct
10°
5°
Nov
7°
3°
Dec
Daily highs / lows in °C · bars show rain days per month · ERA5 climate normals (2020–2024)