Climate in Biarritz (Aquitaine), France

The graphs below show the monthly weather averages over the year.

Average day and night temperature

The mean minimum and maximum temperatures over the year. Show in Fahrenheit

Average min and max temperatures in Biarritz, France   Copyright © 2022  weather-and-climate.com

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Monthly hours of sunshine

The average monthly total hours of sunshine over the year

Average monthly sunhours in Biarritz, France   Copyright © 2022  weather-and-climate.com

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Monthly precipitation

The mean monthly precipitation over the year, including rain, snow, hail etc. Show in Inches

Average precipitation (rain/snow) in Biarritz, France   Copyright © 2022  weather-and-climate.com

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Monthly rainy days

The average number of days each month with rain, snow, hail etc.

Average rainy days (rain/snow) in Biarritz, France   Copyright © 2022  weather-and-climate.com

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Average humidity

The mean monthly relative humidity over the year

Average relative humidity in Biarritz, France   Copyright © 2022  weather-and-climate.com

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Weather Forecasts for Biarritz (Aquitaine)

TUE Aug 09
25°C | 18°C
Patchy rain possible

Patchy rain possible

WED Aug 10
29°C | 20°C
Patchy rain possible

Patchy rain possible

THU Aug 11
30°C | 21°C
Patchy rain possible

Patchy rain possible

The best time of year to visit Biarritz in France

Biarritz has a temperate maritime climate. The weather in Biarritz is strongly influenced by the currents in the Bay of Biscay. This causes very unstable weather, especially during spring and autumn. During summers it is often wonderfully warm. The seawater temperature in July/August is around 21-22 degrees Celsius (68-70º F).

Biarritz is one also of the wettest cities in France. The annual precipitation averages around 1450 millimetres (57 inch). This is more than double compared to for example Paris. The last three months of the year are the wettest period. The summer months of June, July and August are the driest months and the best month to visit Biarritz.

During the month of June, July, August, September and October you are most likely to experience good weather with pleasant average temperatures that fall between 20 degrees Celsius (68°F) and 26 degrees Celsius (79°F).

Other facts from our historical climate data:

  • Which months have the greatest rainfall in Biarritz?
    Most rainfall (rainy season) is seen in October and November.
  • Which is the warmest month in Biarritz?
    August has an average maximum temperature of 25°C (77°F) and is the warmest month of the year.
  • Which is the coldest month in Biarritz?
    The coldest month is January with an average maximum temperature of 12°C (54°F).
  • Which is the wettest month in Biarritz?
    November tops the wettest month list with 182mm (7.2in) of rainfall.
  • Which is the driest month in Biarritz?
    July is the driest month with 71mm (2.8in) of precipitation.
  • Which is the sunniest month in Biarritz?
    July is the sunniest month with an average of 211 hours of sunshine.

  • No idea where to travel to this year? We now have a tool which suggests which destination suits your ideal climate conditions. Find out where to go with our weather planner.