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Monthly climate in Biscarrosse, France

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Biscarrosse features a oceanic climate (Cfb). Temperatures typically range between 8 °C (47 °F) and 22 °C (71 °F) through the year, but rarely can drop to -3 °C (27 °F) or can rise to as high as 35 °C (95 °F). The average annual precipitation amounts to about 987 mm (38.9 inches) and receives 136 rainy days on the 1 mm (0.04 inches) threshold annually. Biscarrosse enjoys an average of 3800 hours of sunshine throughout the year, and daylight varies from 8 hours 53 minutes to 15 hours 27 minutes per day.

Monthly average temperatures in Biscarrosse, France

The warmest months in Biscarrosse are July, August and September, with daily mean temperatures ranging from 20 to 22 °C (68 - 71 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 8 to 10 °C (47 - 51 °F) throughout the day. On average each year, Biscarrosse experiences 35 days above 25 °C (77.0 °F) and 1 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Biscarrosse. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum16°C
(62°F)		20°C
(68°F)		25°C
(77°F)		27°C
(80°F)		28°C
(83°F)		35°C
(95°F)		35°C
(95°F)		32°C
(89°F)		30°C
(87°F)		26°C
(78°F)		20°C
(69°F)		17°C
(63°F)
Mean maximum15°C
(59°F)		17°C
(63°F)		20°C
(68°F)		23°C
(74°F)		25°C
(78°F)		29°C
(84°F)		31°C
(88°F)		30°C
(86°F)		29°C
(84°F)		24°C
(76°F)		19°C
(67°F)		16°C
(61°F)
Average high10°C
(51°F)		13°C
(55°F)		14°C
(57°F)		16°C
(62°F)		19°C
(66°F)		22°C
(72°F)		24°C
(76°F)		24°C
(76°F)		23°C
(73°F)		19°C
(66°F)		14°C
(58°F)		12°C
(54°F)
Daily mean8°C
(47°F)		10°C
(51°F)		11°C
(53°F)		13°C
(56°F)		16°C
(61°F)		19°C
(67°F)		22°C
(71°F)		21°C
(71°F)		20°C
(68°F)		16°C
(61°F)		12°C
(54°F)		10°C
(51°F)
Average low6°C
(44°F)		8°C
(46°F)		9°C
(48°F)		11°C
(51°F)		14°C
(57°F)		17°C
(63°F)		19°C
(67°F)		19°C
(66°F)		17°C
(62°F)		14°C
(57°F)		10°C
(50°F)		9°C
(48°F)
Mean minimum1°C
(35°F)		3°C
(37°F)		4°C
(39°F)		6°C
(42°F)		9°C
(49°F)		14°C
(57°F)		16°C
(61°F)		15°C
(60°F)		12°C
(54°F)		9°C
(48°F)		5°C
(41°F)		3°C
(38°F)
Minimum-1°C
(31°F)		-3°C
(27°F)		-2°C
(29°F)		3°C
(38°F)		7°C
(45°F)		12°C
(54°F)		15°C
(60°F)		15°C
(59°F)		10°C
(51°F)		6°C
(44°F)		3°C
(38°F)		3°C
(37°F)

Compare climate in Biscarrosse with other places

Compare temperature, precipitation, sunshine, UV index in Biscarrosse, France with other places around the world.

Monthly average precipitation in Biscarrosse, France

Biscarrosse usually has the most precipitation in May, November and December, with an average of 14 rainy days and 124 mm (4.9 inches) of precipitation per month. The driest months in Biscarrosse are April, July and August. On average, 51 mm (2.0 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Biscarrosse. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)77 (3.0)73 (2.9)71 (2.8)55 (2.2)99 (3.9)94 (3.7)48 (1.9)50 (2.0)59 (2.3)89 (3.5)113 (4.4)159 (6.3)
Average precipitation days (≥ 1 mm)111113912128810121317

Monthly sunshine hours in Biscarrosse, France

The sunniest months in Biscarrosse are June, July and August, when the sun shines an average of 13 hours 28 minutes a day. Least sunny months in Biscarrosse: January, February and December receive an average of 6 hours 50 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Biscarrosse. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours175242311349394413426399342297243204
Mean daily daylight hours9h 15m10h 26m11h 56m13h 29m14h 48m15h 27m15h 6m13h 56m12h 28m10h 56m9h 35m8h 53m

Solar UV radiation in Biscarrosse, France

Biscarrosse experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 8 - 10, which corresponds to the Very High category of sun exposure. January, February and December are in the Low / Moderate exposure category. In these months, the maximum values of the UV index do not exceed 3. For more detailed information, check out our hourly Biscarrosse UV Index data.

Average daily maximum UV levels by month for Biscarrosse. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)2357810987532