Brittany weather in March 2025

Expect 11°C daytime maximum temperatures in the shade with on average 4 hours of sunshine per day in Brittany in March. Check more long-term weather averages for Brittany in March before you book your next holiday to Brittany in 2025/2026.

  • 11°C maximum daytime temperature in March in Brittany (Brest)11
    11°C max day temperature
  • 4 hours of sunshine per day
  • 20 days with some rainfall in March in Brittany (Brest)20
    20 days with some rainfall
  • 5°C minimum night-time temperature in March in Brittany (Brest)5
    5°C min night temperature
  • 12 hours of daylight per day in March in Brittany (Brest)12
    12 hours of daylight per day
  • No heat & humidity in March in Brittany (Brest)0
    No heat & humidity
  • 92 mm monthly rainfall in March in Brittany (Brest)92
    92 mm of monthly rainfall
  • UV (maximum) index 3 (Moderate) in March in Brittany (Brest)3
    3 (Moderate) UV index
  • 10°C sea temperature in March in Brittany (Brest)10
    10°C sea temperature

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The March weather guide for Brittany (Brest) 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.

Top Brittany destinations

Below are average maximum temperatures at popular countries, regions and places in Brittany in March. Select a holiday destination to see more weather parameters.

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

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How warm is it in Brittany in March?

Daytime temperatures usually reach 11°C in Brest, Brittany in March, falling to 5°C at night.

How sunny is it in Brittany in March?

There are normally 4 hours of bright sunshine each day in Brest, Brittany in March - that's 34% of daylight hours.

Is the sea cold around Brittany in March?

The average sea temperature around Brest, Brittany in March is 10°C.

Does it rain in Brittany in March?

There are usually 20 days with some rain in Brest, Brittany in March and the average monthly rainfall is 92mm.

Brittany March sunrise & sunset times

Browse the sunrise and sunset times for Brittany in March 2025. Select a month to view Brittany sunrise and sunset times for the next 12 months. The Brittany sunrise and sunset times shown below are for Brest.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Saturday, 1st March 2025 07:59 19:02
Sunday, 16th March 2025 07:29 19:25
Monday, 31st March 2025 06:58 19:47

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