Biarritz weather in May 2025

Expect 19°C daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Biarritz in May based on long-term weather averages. There is usually 17 days with some rainfall and 114 mm of average monthly rainfall in May.

  • 19°C maximum daytime temperature in May in Biarritz19
    19°C max day temperature
  • 6 hours of sunshine per day
  • 17 days with some rainfall in May in Biarritz17
    17 days with some rainfall
  • 11°C minimum night-time temperature in May in Biarritz11
    11°C min night temperature
  • 15 hours of daylight per day in May in Biarritz15
    15 hours of daylight per day
  • No heat & humidity in May in Biarritz0
    No heat & humidity
  • 114 mm monthly rainfall in May in Biarritz114
    114 mm of monthly rainfall
  • UV (maximum) index 7 (High) in May in Biarritz7
    7 (High) UV index
  • 16°C sea temperature in May in Biarritz16
    16°C sea temperature

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

Daytime temperatures usually reach 19°C in Biarritz in May, falling to 11°C at night.

How sunny is it in Biarritz in May?

There are normally 6 hours of bright sunshine each day in Biarritz in May - that's 43% of daylight hours.

How warm is the sea around Biarritz in May?

The average sea temperature around Biarritz in May is 16°C.

Does it rain in Biarritz in May?

There are usually 17 days with some rain in Biarritz in May and the average monthly rainfall is 114mm.

Biarritz May sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st May 2025 05:59 20:08
Friday, 16th May 2025 05:41 20:25
Saturday, 31st May 2025 05:29 20:40

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