Belgium weather in May 2023

  • 18°C maximum daytime temperature in May in Belgium (Brussels)18
    18°C max day temperature
  • 7 hours of sunshine per day
  • 15 days with some rainfall in May in Belgium (Brussels)15
    15 days with some rainfall
  • 8°C minimum night-time temperature in May in Belgium (Brussels)8
    8°C min night temperature
  • 16 hours of daylight per day in May in Belgium (Brussels)16
    16 hours of daylight per day
  • No heat & humidity in May in Belgium (Brussels)0
    No heat & humidity
  • 69 mm monthly rainfall in May in Belgium (Brussels)69
    69 mm of monthly rainfall
  • UV (maximum) index 6 (High) in May in Belgium (Brussels)6
    6 (High) UV index

Below are average maximum temperatures at popular destinations in Belgium in May. Select a destination to see more weather parameters.

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Recommended for Belgium

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.

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Metric (°C / mm)  |  Imperial (°F / inches)

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How hot is it in Belgium in May?

Daytime temperatures usually reach 18°C in Brussels, Belgium in May, falling to 8°C at night.

How sunny is it in Belgium in May?

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

Does it rain in Belgium in May?

There are usually 15 days with some rain in Brussels, Belgium in May and the average monthly rainfall is 69mm.

Belgium May sunrise & sunset times

Browse the sunrise and sunset times for Belgium in May 2023. Select a month to view Belgium sunrise and sunset times for the next 12 months. The Belgium sunrise and sunset times shown below are for Brussels.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st May 2023 06:17 21:03
Tuesday, 16th May 2023 05:53 21:26
Wednesday, 31st May 2023 05:36 21:46

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