Brittany weather in January 2026

Expect 9°C daytime maximum temperatures in the shade with on average 2 hours of sunshine per day in Brittany in January based on long-term weather averages. There is usually 22 days with some rainfall and 130 mm of average monthly rainfall in January.

  • 9°C maximum daytime temperature in January in Brittany (Brest)9
    9°C max day temperature
  • 2 hours of sunshine per day
  • 22 days with some rainfall in January in Brittany (Brest)22
    22 days with some rainfall
  • 4°C minimum night-time temperature in January in Brittany (Brest)4
    4°C min night temperature
  • 9 hours of daylight per day in January in Brittany (Brest)9
    9 hours of daylight per day
  • No heat & humidity in January in Brittany (Brest)0
    No heat & humidity
  • 130 mm monthly rainfall in January in Brittany (Brest)130
    130 mm of monthly rainfall
  • UV (maximum) index 1 (Low) in January in Brittany (Brest)1
    1 (Low) UV index
  • 10°C sea temperature in January in Brittany (Brest)10
    10°C sea temperature

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The January 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 January. Select a holiday destination to see more weather parameters.

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

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More about France

How warm is it in Brittany in January?

Daytime temperatures usually reach 9°C in Brest, Brittany in January, falling to 4°C at night.

How sunny is it in Brittany in January?

There are normally 2 hours of bright sunshine each day in Brest, Brittany in January - that's 24% of daylight hours.

Is the sea cold around Brittany in January?

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

Does it rain in Brittany in January?

There are usually 22 days with some rain in Brest, Brittany in January and the average monthly rainfall is 130mm.

Brittany January sunrise & sunset times

Browse the sunrise and sunset times for Brittany in January 2026. 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
Thursday, 1st January 2026 09:09 17:34
Friday, 16th January 2026 09:04 17:52
Saturday, 31st January 2026 08:48 18:15

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