Biarritz Weather in August
During August, Biarritz experiences high daytime temperatures of 25°C (77°F) and cooler nights around 18°C (64°F). As part of the summer season, expect quite a bit of rainfall. Around 74 mm (2.9 in) is typical.
Rainfall in Biarritz in August
Typically, you can expect about 13 days of rain this month, with 74 mm (2.9 in) on average. Neither particularly heavy nor particularly frequent, the rain this month is about average. A light jacket should be enough on most wet days.
Temperature in Biarritz in August
The temperature in Biarritz in August is perfect. Daytime highs reach 25°C (77°F), with nights dropping to 18°C (64°F). Experience the summer season in August. This gives the month a fairly typical daily rhythm, with warmer afternoons and more comfortable nights. With lows of 18°C (64°F), nights are cool. If you're out after dark, an extra layer will keep you comfortable. The cooler air at night is also great for getting a good rest. On average, it is the month with the highest temperature of the year.
Sunshine in Biarritz in August
Enjoy a sunny month with about 208 hours of sunshine, the clear skies make Biarritz even more beautiful.If you're a fan of comfortable temperatures and drier conditions, August is a great time to visit.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit France, check out our Biarritz's climate page.
Biarritz Temperature in August
Min Temperature
18°C (64°F)
Max Temperature
25°C (77°F)
Chance of Rain
44%
Precipitation
74 mm (2.9 in)
Rainy days
13 days
Humidity
81%
Sunshine
208 hours
Percentage Sunshine
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Biarritz typically stay consistent throughout August, with daily highs averaging around 25°C (77°F). Nights are pleasant, with lows around 17°C (63°F).
Average temperatures in August
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in August
Historical weather for Biarritz in August
Browse day-by-day weather records for Biarritz spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Biarritz historical weather extremes in August
Based on 49 years of weather observations (1976-2025), these are the most extreme conditions recorded in Biarritz.
- On August 8, 1998, temperatures climbed to 37°C (99°F), marking the warmest August day on record.
- On August 22, 1977, Biarritz saw its coldest August day with temperatures maxing out at 16°C (61°F).
- Nighttime temperatures dropped to 9°C (48°F) on August 30, 1986, marking the coldest August night on record.
Best Places in France in August
Find out more about the weather in France and which places have the best travel conditions in this month. See all of France in August →
perfect weather
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unpleasant
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What to Wear in Biarritz in August
Comfortable temperatures call for an easy wardrobe in August. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Wet weather is likely, so pack waterproof gear for multiple rainy days. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.What To Do in Biarritz in August
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit France, check out our Biarritz's climate page.
Temperature Rainfall Sunshine Humidity
See the full Biarritz climate overview or explore weather in France.
