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Bayonne Weather and Climate: A Comprehensive Guide

Bayonne experiences great temperature shifts. The city's weather can transition from warm days to mild weather. It also has a relatively rainy climate with high levels of precipitation. Let's now guide you through the climate details for a complete overview.

Average maximum day and minimum night temperature

The climate in Bayonne is known for significant temperature differences throughout the year, making the weather dynamic. On average, daytime temperatures range from a comfortable 26°C in August to a moderate 13°C in February.

Nighttime temperatures can drop, with average lows reaching 6°C in February. Check out our detailed temperature page for more information.

Temperature ranges by month

Precipitation and rainy days

Bayonne has a notably wet climate with abundant precipitation, recording 1305 mm of rainfall per year. The seasons in Bayonne, bring significant changes in precipitation. The wettest month, November, receives heavy rainfall, with an average of 164 mm of precipitation. This rainfall is distributed across 16 rainy days.

In contrast, the driest month, July, experiences much less rainfall, totaling 70 mm over 12 rainy days. These distinct seasonal differences provide diverse experiences throughout the year. For more details, please visit our Bayonne Precipitation page.

The mean monthly precipitation over the year, including rain, hail and snow

Sunshine over the year

In Bayonne, summer days are longer and more sunny, with daily sunshine hours peaking at 7.0 hours in July. As the darker season arrives, the brightness of the sun becomes less. December sees a soft sun for only 3.0 hours per average day. Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Data from: Biarritz, France (7 KM, 4 Miles).

Daily hours of sunshine

Data from: Biarritz, France (7 KM, 4 Miles).

Forecast for Bayonne

Tue   Dec 24
14°C | 7°C
NW 5 m/s
0.8 mm
overcast and rain

overcast and rain

Wed   Dec 25
14°C | 9°C
E 4 m/s
overcast and no rain

overcast and no rain

Thu   Dec 26
13°C | 8°C
N 3 m/s
broken clouds and no rain

broken clouds and no rain

The best time of year to visit Bayonne in France

During the months of May, June, July, August, September and October you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.

Other facts from our historical weather data:
  • Which is the warmest month in Bayonne?
    August has an average maximum temperature of 26°C and is the warmest month of the year.
  • Which is the coldest month in Bayonne?
    The coldest month is February with an average maximum temperature of 13°C.
  • Which is the wettest month in Bayonne?
    November tops the wettest month list with 164 mm of rainfall.
  • Which is the driest month in Bayonne?
    July is the driest month with 70 mm of precipitation.
  • Which is the sunniest month in Bayonne?
    July is the sunniest month with an average of 211 hours of sunshine.

  • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.