Roscoff weather in May 2025

Expect 15°C daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in Roscoff in May. Check more long-term weather averages for Roscoff in May before you book your next holiday to France in 2025/2026.

  • 15°C maximum daytime temperature in May in Roscoff15
    15°C max day temperature
  • 7 hours of sunshine per day
  • 15 days with some rainfall in May in Roscoff15
    15 days with some rainfall
  • 8°C minimum night-time temperature in May in Roscoff8
    8°C min night temperature
  • 15 hours of daylight per day in May in Roscoff15
    15 hours of daylight per day
  • No heat & humidity in May in Roscoff0
    No heat & humidity
  • 66 mm monthly rainfall in May in Roscoff66
    66 mm of monthly rainfall
  • UV (maximum) index 6 (High) in May in Roscoff6
    6 (High) UV index
  • 12°C sea temperature in May in Roscoff12
    12°C sea temperature

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The May weather guide for France (Roscoff) 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 France

How warm is it in Roscoff in May?

Daytime temperatures usually reach 15°C in Roscoff in May, falling to 8°C at night.

How sunny is it in Roscoff in May?

There are normally 7 hours of bright sunshine each day in Roscoff in May - that's 46% of daylight hours.

How warm is the sea around Roscoff in May?

The average sea temperature around Roscoff in May is 12°C.

Does it rain in Roscoff in May?

There are usually 15 days with some rain in Roscoff in May and the average monthly rainfall is 66mm.

Roscoff May sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st May 2025 05:56 20:31
Friday, 16th May 2025 05:33 20:52
Saturday, 31st May 2025 05:18 21:10

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