Weather in Biarritz for August 2026
In general, the average temperature in Biarritz at the beginning of August is 23.4 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 22 °C by the end of August.
Biarritz in August brings notable rainfall, with an average of 18 rainy days and a total precipitation of 134.7 mm.
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Biarritz Weather August
Temperatures trend during August in Biarritz
August weather in Biarritz day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Aug. |  Patchy rain possible | 23° /18° | 0.8 mm | 5 | |
| 2 Aug. | Patchy rain possible | 24° /18° | 1.4 mm | 5 | |
| 3 Aug. |  Moderate or heavy rain shower | 22° /16° | 4.4 mm | 5 | |
| 4 Aug. |  Sunny | 25° /15° | 9.6 mm | 6 | |
| 5 Aug. |  Overcast | 23° /17° | 0.6 mm | 5 | |
| 6 Aug. | Patchy rain possible | 23° /17° | 0.6 mm | 5 | |
| 7 Aug. | Sunny | 24° /16° | 0.2 mm | 6 | |
| 8 Aug. | Sunny | 25° /16° | 0 mm | 6 | |
| 9 Aug. | Sunny | 27° /17° | 0 mm | 7 | |
| 10 Aug. | Overcast | 27° /17° | 0 mm | 7 | |
| 11 Aug. | Sunny | 31° /19° | 0 mm | 8 | |
| 12 Aug. | Patchy rain possible | 27° /19° | 0.5 mm | 6 | |
| 13 Aug. | Patchy rain possible | 24° /18° | 4 mm | 5 | |
| 14 Aug. |  Cloudy | 23° /18° | 4.6 mm | 5 | |
| 15 Aug. | Overcast | 27° /18° | 1.3 mm | 6 | |
| 16 Aug. | Patchy rain possible | 24° /18° | 0.4 mm | 6 | |
| 17 Aug. | Patchy rain possible | 26° /17° | 0.9 mm | 6 | |
| 18 Aug. | Light rain shower | 24° /18° | 2.5 mm | 6 | |
| 19 Aug. | Sunny | 24° /17° | 1.6 mm | 6 | |
| 20 Aug. |  Partly cloudy | 22° /17° | 4.5 mm | 6 | |
| 21 Aug. | Sunny | 22° /18° | 5.7 mm | 6 | |
| 22 Aug. | Sunny | 23° /17° | 0.1 mm | 6 | |
| 23 Aug. | Sunny | 27° /17° | 0 mm | 7 | |
| 24 Aug. | Sunny | 27° /18° | 1.5 mm | 6 | |
| 25 Aug. | Light rain shower | 22° /17° | 1.6 mm | 5 | |
| 26 Aug. | Light rain shower | 22° /16° | 1.5 mm | 5 | |
| 27 Aug. | Moderate or heavy rain shower | 22° /16° | 16.1 mm | 5 | |
| 28 Aug. | Moderate or heavy rain shower | 22° /16° | 13.4 mm | 6 | |
| 29 Aug. | Moderate or heavy rain shower | 20° /16° | 16.8 mm | 5 | |
| 30 Aug. | Moderate or heavy rain shower | 23° /17° | 10.7 mm | 5 | |
| 31 Aug. | Partly cloudy | 23° /16° | 12.6 mm | 6 | |
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Biarritz weather in August vs July vs September
| July | August | September | |
|---|---|---|---|
| Weather | Patchy rain possible | Patchy rain possible | Patchy rain possible |
| Temperatures | 23°/17° | 24°/17° | 22°/15° |
| Rainfall | 40 mm | 135 mm | 156 mm |
| Wind | 16.7 km/h | 16.9 km/h | 16.2 km/h |
| Humidity | 78% | 77% | 76% |
| Rainy days | 14 days | 18 days | 19 days |
| Dry days | 17 days | 13 days | 11 days |
Planning a trip to Biarritz? Discover the best time to visit
Biarritz in August - FAQ
Biarritz water temperatures in August
The average water temperature of the Atlantic Ocean near Biarritz in August is 20.8 °C. At the beginning of August temperatures are around 20.4 °C; by the end of the month they get a bit warmer and reach 21.2 °C.
- What is the water temperature in Biarritz in August?
- The average water temperature in Biarritz in August is 20.8 °C.
- Can you swim in Biarritz in August?
- Refreshing and invigorating. Expect to feel chilled after 10–20 minutes; a shorty wetsuit extends water time, especially at dawn.
What to pack to Biarritz in August?
As you prepare for your trip to Biarritz in August, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Biarritz, during August, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Layered Clothing: Light sweaters, long-sleeve shirts, light jackets, and comfortable pants
- Rain Gear: Lightweight, waterproof clothing
- Footwear
- Waterproof Shoes
- Accessories
- Sunglasses: For sun protection
- Sun Hats: Wide-brimmed hats for sun protection in warm weather
- Umbrellas/Raincoats: For rainy days
August rainfall patterns in Biarritz
UV exposure in Biarritz during August
Quick links
Where is Biarritz?Get accurate weather forecasts for Biarritz, located at latitude 43.481 and longitude -1.557. Stay updated with localized weather information tailored for Biarritz.