Brussels month by month
Plan your visit to Brussels by month. Compare weather, crowds, events, and prices across all twelve months with historical climate data.
- January
- High
- 6°C
- Low
- 1°C
- Rain
- 92 mm
January in Brussels is cold, grey, and persistently damp. That is the single most important thing to know before booking. Daytime temperatures sit around 5.9°C (43°F), nights drop…
- February
- High
- 9°C
- Low
- 3°C
- Rain
- 60 mm
February in Brussels is cold, grey, and short on daylight, with roughly 10 hours between sunrise and sunset. Daytime temperatures hover around 8.8°C (48°F) and drop to 2.9°C (37°F)…
- March
- High
- 12°C
- Low
- 4°C
- Rain
- 58 mm
March in Brussels is the month the city starts to thaw, though "thaw" might be generous. Daytime temperatures reach about 12°C (53°F), which feels mild after a Belgian winter that…
- April
- High
- 14°C
- Low
- 5°C
- Rain
- 52 mm
April in Brussels revolves around one event. The Serres Royales de Laeken, a 19th-century greenhouse complex on the royal estate, opens to the public for roughly three weeks each…
- May
- High
- 18°C
- Low
- 9°C
- Rain
- 69 mm
May in Brussels comes down to one thing most visitors don't know about. The Royal Greenhouses of Laeken, Leopold II's 19th-century glass-and-iron complex in the north of the city,…
- June
- High
- 23°C
- Low
- 13°C
- Rain
- 75 mm
June is when Brussels commits to summer. Daytime highs reach 22.6°C (73°F), evenings settle around 13°C (56°F), and the sun doesn't drop below the horizon until past 22:00. Those…
- July
- High
- 23°C
- Low
- 14°C
- Rain
- 93 mm
July is the month Brussels throws its biggest party and gets its most rain. Belgian National Day on July 21 fills the city center with a military parade along Rue de la Loi, free…
- August
- High
- 23°C
- Low
- 15°C
- Rain
- 52 mm
August in Brussels is the month half the city disappears. The tradition of fermé annuel, the annual vacation shutdown, sends a noticeable share of Brusselois south to the…
- September
- High
- 21°C
- Low
- 12°C
- Rain
- 67 mm
September might be the smartest month to visit Brussels. The summer tourists clear out, but the weather hasn't turned yet. Daytime highs still reach 20.6°C (69°F), comfortable…
- October
- High
- 16°C
- Low
- 10°C
- Rain
- 92 mm
October in Brussels is when the city shifts from its short warm season into the long grey stretch that lasts through March. Daytime temperatures average around 16°C (61°F),…
- November
- High
- 10°C
- Low
- 5°C
- Rain
- 72 mm
November in Brussels is grey. The city logs roughly 14 rainy days, daylight fades by 4:45 PM, and the 88% humidity makes the average high of 10°C (50°F) feel noticeably colder on…
- December
- High
- 8°C
- Low
- 3°C
- Rain
- 69 mm
December in Brussels belongs to Plaisirs d'Hiver. The city's annual Christmas market fills Place Sainte-Catherine and stretches down Boulevard Anspach from late November through…