Brussels weather in May 2025

Expect 64°F daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in Brussels in May. Check more long-term weather averages for Brussels in May before you book your next holiday to Belgium in 2025/2026.

  • 64°F maximum daytime temperature in May in Brussels64
    64°F max day temperature
  • 7 hours of sunshine per day
  • 15 days with some rainfall in May in Brussels15
    15 days with some rainfall
  • 46°F minimum night-time temperature in May in Brussels46
    46°F min night temperature
  • 16 hours of daylight per day in May in Brussels16
    16 hours of daylight per day
  • No heat & humidity in May in Brussels0
    No heat & humidity
  • 2.7 inches monthly rainfall in May in Brussels2.7
    2.7 inches of monthly rainfall
  • UV (maximum) index 6 (High) in May in Brussels6
    6 (High) UV index

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The May weather guide for Belgium (Brussels) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C)  |  Imperial (°F)

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More about Belgium

How hot is it in Brussels in May?

Daytime temperatures usually reach 64°F in Brussels in May, falling to 46°F at night.

How sunny is it in Brussels in May?

There are normally 7 hours of bright sunshine each day in Brussels in May - that's 42% of daylight hours.

Does it rain in Brussels in May?

There are usually 15 days with some rain in Brussels in May and the average monthly rainfall is 2.7 inches.

Brussels May sunrise & sunset times

Browse the sunrise and sunset times for Brussels in May 2025. Select a month to view Brussels sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st May 2025 05:16 20:04
Friday, 16th May 2025 04:52 20:27
Saturday, 31st May 2025 04:35 20:46

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