Weather in Biarritz in July 2025
- July is usually the wettest month of the year in Biarritz;
Average weather
Average temperature in Biarritz in July
Going from a maximum of +34°C during the day to a minimum of +16°C during the night, the temperature in July averages around +24°C.
The average maximum temperature goes up 22% by the end of the month, compared with the beginning of the month, from +21°C to +25°C.
Is Biarritz warm or cold in July?
Biarritz is typically warm in July.
Maximum temperatures go up compared to the previous month from +22°C to +24°C. The minimum temperature also goes up from +15°C to +17°C.
It’s generally warm, but pack a long-sleeve shirt for evenings.
July is one of the warmest months in Biarritz, here is the comparison with other months:
Water temperature in Biarritz in July
Water in Biarritz in July is Fresh. It varies from +18°C to +23°C, with an average of +21°C. This is almost similar to the air temperature, which averages +24°C.
The water temperature in July is one of the warmest of the entire year:
Can you swim in Biarritz in July?
Climate in Biarritz in July
| June | July | August | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +22°C | +24°C | +25°C | ||||
| Min. temperature | ||||||
| +8°C | +11°C | +10°C | ||||
| Max. temperature | ||||||
| +43°C | +40°C | +40°C | ||||
| Rainfall | ||||||
| 92 mm | 86 mm | 93 mm | ||||
| Wind | ||||||
| 3 m/s | 3 m/s | 2 m/s | ||||
| Avg. water temperature | ||||||
| +19°C | +21°C | +21°C | ||||
| Humidity | ||||||
| 79% | 79% | 78% | ||||
| Air pressure | ||||||
| 1017 HPa | 1017 HPa | 1017 HPa | ||||
| Sunny days | ||||||
| 4 | 5 | 5 | ||||
| Cloudy days | ||||||
| 7 | 9 | 8 | ||||
| Rainy days | ||||||
| 16 | 14 | 15 | ||||
| Snowy days | ||||||
| 0 | 0 | 0 | ||||
July weather is still as ok as in June. It’s getting warmer as July arrives. The average maximum temperature goes up from +22°C to +24°C during the day. As July arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 92 mm to 86 mm. Humidity levels don’t change as the month goes on, averaging around 79%. The average wind speed doesn’t change much during July, staying around 3 m/s. The good news is there are likely to be more sunny days in July, from 4 to 5.
August brings much the same weather, it remains ok.
Wind
The average wind speed is 2 m/s getting up to 4 m/s which is a light breeze; barely moving the tree leaves.
The average wind speed in Biarritz is gradually decreasing during July, going from 4 m/s to 2 m/s over the course of the month.
Rain
How was the weather last July in Biarritz?
Climate Change over Years
The climate in Biarritz in July has not changed much over the last 43 years.
The average temperature was the lowest in 1980 (+17°C) and the highest in 2022 (+20°C). The driest year was 1991 with only 917 mm of rainfall, and the wettest year was 2013 with 1763 mm.
FAQ
Is July a good time to visit Biarritz?
Can you sunbathe in Biarritz in July?
Can you swim in Biarritz in July?
Is Biarritz rainy in July?
Is it sunny in Biarritz in July?
Other cities in France
Monthly weather in Biarritz
Source of the data
For this page, we’ve looked at the typical weather in Biarritz, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.