Gujan-Mestras Weather & Climate: Best Time to Visit

Temperatures in Gujan-Mestras, Aquitaine, France, vary greatly throughout the year. August is the hottest month at 27°C (81°F), while February is the coldest at 12°C (54°F).

Gujan-Mestras sees a moderate amount of rainfall, totalling around 874 mm (34 in) per year. Sunshine peaks in July, when the city sees around 8.3 hours of sunshine per day.

Monthly Temperature in Gujan-Mestras

The climate in Gujan-Mestras is known for significant temperature differences throughout the year, making the weather dynamic. Average maximum daytime temperatures range from a comfortable 27°C (81°F) in August, the warmest time of the year, to a chilly 12°C (54°F) during cooler months like February.

At night, you can expect temperatures ranging from 18°C (64°F) in August to around 6°C (43°F) during February.

Check out our detailed temperature page for more information.

Temperature ranges by month

Rainfall in Gujan-Mestras

Generally, Gujan-Mestras receives mid-range precipitation levels, with 874 mm (34 in) annually. While rainfall varies throughout the year, each season offers its own charm. November brings wetter days averaging 100 mm (3.9 in) of precipitation, spread over 16 rainy days.

In contrast, the driest month July experiences a drier climate, with about 51 mm (2 in) of rainfall spread across 11 rainy days. For more details, please visit our Gujan-Mestras Precipitation page.

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

The average number of days each month with precipitation

Sunshine Hours in Gujan-Mestras

Seasonal changes in sunshine hours are quite dramatic in Gujan-Mestras. While July receives considerable daily sunshine with up to 8.3 hours, December marks the darkest time of the year, where sunshine is scarce with only 2.8 hours of sunlight per day.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Data from: Bordeaux, France (37 KM, 23 Miles).

Daily hours of sunshine

Data from: Bordeaux, France (37 KM, 23 Miles).

Daily percentage of sunshine

Data from: Bordeaux, France (37 KM, 23 Miles).

Humidity in Gujan-Mestras by Month

The city experiences its highest humidity in January, reaching 87%. In June, the humidity drops to its lowest level at 75%. What does this mean? Read our detailed page on humidity levels for further details.

Relative humidity over the year

Data from: Bordeaux, France (37 KM, 23 Miles).

Gujan-Mestras 3-Day Forecast

10-Day Forecast

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Check the conditions for any month of the year.

Best Time to Visit Gujan-Mestras

Gujan-Mestras's weather is most enjoyable during May, June, July, August, September and October, with comfortable temperatures from 20°C (68°F) to 27°C (80°F). The moderate conditions ensure pleasant weather for exploring the area. Expect varied weather during this period with rainfall between 51 mm (2 in) and 80 mm (3.1 in), providing a good balance of sunny and rainy days.

Seeking the perfect travel destination for this year? We've created a tool that suggests locations matching your desired weather. Let our weather planner guide your travel decisions.