Brussels, Belgium 14-Day Forecast

Belgium 🇧🇪

The 14-day forecast for Brussels is temporarily unavailable - please check back shortly. Meanwhile, the monthly averages below give a reliable picture of what to expect.

Brussels 14-day outlook: the story

Aim for May to September if you get the choice: warm days, manageable rainfall and plenty of daylight line up, and highs average 70°F (21°C) against roughly 11 wet days a month. For the same question asked the other way round, see where else is warm in May.

For typical conditions month by month, see the Brussels climate & average temperatures guide.

Average temperatures in Brussels by month

Monthly averages for Brussels based on 2015–2024 weather data. Daylight is sunrise to sunset on the 15th; wet-day chance is the share of days with measurable rain.
MonthHighLow Rain daysPrecipitation SunshineDaylightWet-day chanceHumidity
January 43° 35° 14 3.0 in 3.6 h/day 8.4 h 45% 87%
February 47° 36° 12 2.6 in 5.4 h/day 9.9 h 43% 82%
March 52° 38° 14 2.8 in 7.0 h/day 11.7 h 44% 78%
April 57° 41° 11 1.9 in 9.7 h/day 13.7 h 36% 72%
May 65° 48° 12 2.5 in 10.9 h/day 15.5 h 38% 72%
June 72° 55° 10 2.8 in 11.3 h/day 16.5 h 34% 71%
July 73° 58° 11 2.7 in 11.4 h/day 16.1 h 35% 71%
August 74° 59° 12 2.3 in 10.7 h/day 14.5 h 37% 72%
September 68° 54° 11 2.5 in 9.0 h/day 12.5 h 38% 76%
October 60° 49° 13 2.8 in 6.0 h/day 10.6 h 41% 82%
November 51° 41° 14 2.7 in 4.5 h/day 8.8 h 45% 86%
December 46° 38° 14 3.0 in 3.2 h/day 8.0 h 45% 88%
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