Luxembourg weather in May 2025

Expect daytime maximum temperatures of 18°C in Luxembourg in May based on long-term weather averages. There are 7 hours of sunshine per day on average with 16 days with some rainfall and typically 74 mm of rainfall in the month.

  • 18°C maximum daytime temperature in May in Luxembourg18
    18°C max day temperature
  • 7 hours of sunshine per day
  • 16 days with some rainfall in May in Luxembourg16
    16 days with some rainfall
  • 7°C minimum night-time temperature in May in Luxembourg7
    7°C min night temperature
  • 15 hours of daylight per day in May in Luxembourg15
    15 hours of daylight per day
  • No heat & humidity in May in Luxembourg0
    No heat & humidity
  • 74 mm monthly rainfall in May in Luxembourg74
    74 mm of monthly rainfall
  • UV (maximum) index 6 (High) in May in Luxembourg6
    6 (High) UV index

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The May weather guide for Luxembourg 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 / mm)  |  Imperial (°F / inches)

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More about Luxembourg

How hot is it in Luxembourg in May?

Daytime temperatures usually reach 18°C in Luxembourg in May, falling to 7°C at night.

How sunny is it in Luxembourg in May?

There are normally 7 hours of bright sunshine each day in Luxembourg in May - that's 43% of daylight hours.

Does it rain in Luxembourg in May?

There are usually 16 days with some rain in Luxembourg in May and the average monthly rainfall is 74mm.

Luxembourg May sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st May 2025 05:13 19:53
Friday, 16th May 2025 04:50 20:15
Saturday, 31st May 2025 04:34 20:33

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