August weather forecast
Biarritz, France

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Weather in August

In August, Biarritz maintains its summer allure, with the highest sea temperatures, averaging at 21.4°C (70.5°F), and a slight dip in rainfall. While temperatures stay near their July highs, sunshine hours decrease slightly. The decrease in cloud cover contributes to the steady weather pattern of warm, sunny days and scarce rain. August carries the last full swing of summer by maintaining high temperatures, low rainfall and best sea temperatures.

Temperature

In Biarritz, France, August is the month with the highest recorded average temperatures, measuring a high of 24.4°C (75.9°F) and a low of 17.1°C (62.8°F).

Humidity

The average relative humidity in August in Biarritz is 76%.

Rainfall

In Biarritz, in August, it is raining for 15.3 days, with typically 49mm (1.93") of accumulated precipitation. In Biarritz, during the entire year, the rain falls for 189.1 days and collects up to 795mm (31.3") of precipitation.

Snowfall

April through November are months without snowfall.

Sea temperature

With an average sea temperature of 21.4°C (70.5°F), August is the month with the warmest seawater in Biarritz.
Note: The majority of individuals do not enjoy swimming in water that is 21.4°C (70.5°F). Breathing control becomes more challenging as the water temperature dips from 21°C (69.8°F) to 15°C (59°F).

Daylight

In Biarritz, the average length of the day in August is 13h and 56min.
On the first day of the month, sunrise is at 06:56 and sunset at 21:28. On the last day of August, sunrise is at 07:29 and sunset at 20:43 CEST.

Sunshine

In Biarritz, France, the average sunshine in August is 8.7h.

UV index

June through September, with an average maximum UV index of 5, are months with the highest UV index in Biarritz. A UV Index reading of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for the average person.
Note: The average daily UV index of 5 in August transforms into the following instructions:
Act with care - Obligation to protect against skin and eye damage is highlighted. It's recommended to limit sun exposure when its radiation is at its peak during midday. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Attention! UV strength is notably upped by the reflection of sand and water.
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Frequently asked questions

What is the hottest time of year in Biarritz?

In Biarritz, France, the peak temperatures are generally noted in August, averaging a high of 24.4°C (75.9°F) and a low of 17.1°C (62.8°F).

What are August temperatures in Biarritz?

An average high-temperature, in August, in Biarritz, is 24.4°C (75.9°F) and the average low-temperature is 17.1°C (62.8°F).

What is the average humidity in August in Biarritz?

The average relative humidity in August is 76%.

How many days does it rain in August in Biarritz?

In August, in Biarritz, France, the rain falls for 15.3 days. Throughout August, 49mm (1.93") of precipitation is accumulated.

When it does not snow in Biarritz?

April through November are months without snowfall in Biarritz, France.

What month is the sea warmest in Biarritz?

August is the month with the warmest seawater in Biarritz, with an average sea temperature of 21.4°C (70.5°F).

How cold is the water in August in Biarritz?

In Biarritz, in August, the average water temperature is 21.4°C (70.5°F). Swimming in 21.4°C (70.5°F) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 21°C (69.8°F).

How many hours of daylight does Biarritz have in August?

The average day length in August is 13h and 56min.

What time are sunrise and sunset in August in Biarritz?

On the first day of August in Biarritz, France, sunrise is at 06:56 and sunset at 21:28. On the last day of the month, sunrise is at 07:29 and sunset at 20:43 CEST.

How long on average sun shines in August in Biarritz?

In Biarritz, the average sunshine duration in August is 8.7h.

What is the month with the highest UV index in Biarritz?

June through September, with an average maximum UV index of 5, are months with the highest UV index in Biarritz, France.

What is the UV index intensity in August in Biarritz?

The average daily maximum UV index in August in Biarritz, France, is 5. A UV Index of 3 to 5 symbolizes a moderate health threat from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover

Average temperature in August
Biarritz, France

Average temperature in August - Biarritz, France
  • Average high temperature in August: 24.4°C

The warmest month (with the highest average high temperature) is August (24.4°C).
The month with the lowest average high temperature is January (10.8°C).

  • Average low temperature in August: 17.1°C

The month with the highest average low temperature is August (17.1°C).
The coldest month (with the lowest average low temperature) is February (6.2°C).

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Average pressure in August
Biarritz, France

Average pressure in August - Biarritz, France
  • Average pressure in August: 1017.9mbar

The month with the highest atmospheric pressure is December (1021.7mbar).
The month with the lowest atmospheric pressure is April (1015.6mbar).

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Average wind speed in August
Biarritz, France

Average wind speed in August - Biarritz, France
  • Average wind speed in August: 10km/h

The windiest months (with the highest average wind speed) are January and November (15.1km/h).
The calmest month (with the lowest average wind speed) is August (10km/h).

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Average humidity in August
Biarritz, France

Average humidity in August - Biarritz, France
  • Average humidity in August: 76%

The month with the highest relative humidity is June (80%).
The month with the lowest relative humidity is October (73%).

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Average rainfall in August
Biarritz, France

Average rainfall in August - Biarritz, France
  • Average rainfall in August: 49mm

The wettest month (with the highest rainfall) is November (119mm).
The driest month (with the least rainfall) is September (40mm).

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Average rainfall days in August
Biarritz, France

Average rainfall days in August - Biarritz, France
  • Average rainfall days in August: 15.3 days

The month with the highest number of rainy days is April (17.8 days).
The month with the least rainy days is October (13 days).

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Average snowfall in August
Biarritz, France

Average snowfall in August - Biarritz, France
  • Average snowfall in August: 0mm

The month with the highest snowfall is February (5mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).

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Average snowfall days in August
Biarritz, France

Average snowfall days in August - Biarritz, France
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is February (0.8 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

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Average sea temperature in August
Biarritz, France

Average sea temperature in August - Biarritz, France
  • Average sea temperature in August: 21.4°C

The best month for swimming (with the highest average sea temperature) is August (21.4°C).
The coldest month (with the lowest average sea temperature) is February (12.4°C).

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Average daylight in August /
Average sunshine in August
Biarritz, France

Average daylight in August / Average sunshine in August - Biarritz, France
  • Average daylight in August: 13h and 5min

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in August: 8h and 4min

The month with the most sunshine is July (Average sunshine: 9h and 18min).
The month with the least sunshine is November (Average sunshine: 4h and 54min).

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Average sunshine days in August
Biarritz, France

Average sunshine days in August - Biarritz, France
  • Average sunshine days in August: 12.6 days

The month with the most sunshine days is October (16.8 days).
The month with the least sunshine days is May (9.8 days).

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Average UV index in August
Biarritz, France

Average UV index in August - Biarritz, France
  • Average UV index in August: 5

The months with the highest UV index are June, July, August and September (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 3).

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Average cloud cover in August
Biarritz, France

Average cloud cover in August - Biarritz, France
  • Average cloud cover in August: 34

The month with the most cloud cover is January (Cloud cover 53).
The month with the least cloud cover is September (Cloud cover 32).

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Average visibility in August
Biarritz, France

Average visibility in August - Biarritz, France
  • Average visibility in August: 10km

The months with the highest visibility are February, March, June, August, September, October, November and December (10km).
The months with the lowest visibility are January, April, May and July (9km).

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Biarritz, France

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