Rennes weather in May 2025

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

  • 64°F maximum daytime temperature in May in Rennes64
    64°F max day temperature
  • 7 hours of sunshine per day
  • 15 days with some rainfall in May in Rennes15
    15 days with some rainfall
  • 46°F minimum night-time temperature in May in Rennes46
    46°F min night temperature
  • 15 hours of daylight per day in May in Rennes15
    15 hours of daylight per day
  • No heat & humidity in May in Rennes0
    No heat & humidity
  • 2.5 inches monthly rainfall in May in Rennes2.5
    2.5 inches of monthly rainfall
  • UV (maximum) index 6 (High) in May in Rennes6
    6 (High) UV index

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The May weather guide for France (Rennes) 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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How hot is it in Rennes in May?

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

How sunny is it in Rennes in May?

There are normally 7 hours of bright sunshine each day in Rennes in May - that's 45% of daylight hours.

Does it rain in Rennes in May?

There are usually 15 days with some rain in Rennes in May and the average monthly rainfall is 2.5 inches.

Rennes May sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st May 2025 05:48 20:20
Friday, 16th May 2025 05:26 20:41
Saturday, 31st May 2025 05:12 20:58

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