☀️ SunnyWhen

Best Time to Visit Brussels

Belgium · 30-year monthly climate averages

☀️ When to go

Based on 30 years of climate data, the most comfortable months to visit Brussels are June, July and August, when daytime temperatures are agreeable and rainfall is relatively low.

Climate profile

Brussels sees its warmest weather in July, when daytime highs average around 23°C, and its coolest in January (around 6°C).

Annual precipitation totals roughly 837mm — December is typically the wettest month (~87mm) and April the driest (~47mm).

Rainfall is spread fairly evenly through the year, so no single season is dramatically wetter than the rest.

July is the sunniest month, with about 203 hours of sunshine.

Year at a glance

JanFebMarAprMayJunJulAugSepOctNovDec0°12°23°

🟧 avg daytime high · 🟦 dashed: avg nighttime low · bars: monthly rainfall

🔥 Recent heat vs normal

Daily forecast highs vs the 30-year normal — last 37 days

25/ 37
days ≥2°C above normal
36°C
highest recorded · August 14
+4.1°C
avg anomaly · vs 30-year normal
2026-07-12: +7.9°C2026-07-13: +7.2°C2026-07-14: +8.4°C2026-07-15: +6.0°C2026-07-16: +6.8°C2026-07-17: +2.9°C2026-07-18: -1.5°C2026-07-19: -1.5°C2026-07-20: -2.5°C2026-07-21: -0.5°C2026-07-22: -1.8°C2026-07-23: -1.4°C2026-07-24: +1.1°C2026-07-25: +4.2°C2026-07-26: +1.0°C2026-07-27: -1.3°C2026-07-28: +5.6°C2026-07-29: +10.6°C2026-07-30: +4.4°C2026-07-31: +2.2°C2026-08-01: +2.5°C2026-08-02: +7.1°C2026-08-03: +10.3°C2026-08-04: +9.1°C2026-08-05: +3.6°C2026-08-06: -0.1°C2026-08-07: +0.1°C2026-08-08: +3.7°C2026-08-09: +8.2°C2026-08-10: +3.5°C2026-08-11: +3.1°C2026-08-12: +8.4°C2026-08-13: +11.4°C2026-08-14: +12.7°C2026-08-15: +8.0°C2026-08-16: +3.6°C2026-08-17: -0.3°C

Each bar is one day: orange above normal, blue below.

Month by month

MonthHigh / LowRainfallTravel rating
January6° / 1°C76mm🤔 Fair
February7° / 2°C65mm🤔 Fair
March11° / 4°C59mm🤔 Fair
April15° / 6°C47mm👍 Good
May18° / 9°C60mm👍 Good
June21° / 12°C71mm🌟 Great
July23° / 14°C77mm🌟 Great
August23° / 14°C87mm🌟 Great
September20° / 11°C65mm🌟 Great
October15° / 8°C68mm👍 Good
November10° / 5°C76mm🤔 Fair
December7° / 2°C87mm🤔 Fair

FAQ

What is the best time to visit Brussels?
Based on 30 years of climate data, the most comfortable months to visit Brussels are June, July and August, when daytime temperatures are agreeable and rainfall is relatively low.
What is the hottest month in Brussels?
July is typically the hottest month in Brussels, with average daytime highs around 23°C.
What is the rainiest month in Brussels?
December is usually the wettest month, with around 87mm of precipitation.