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Monthly climate in Biriatou, France

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Biriatou features a oceanic climate (Cfb). Temperatures typically range between 6 °C (44 °F) and 20 °C (67 °F) through the year, but rarely can drop to -6 °C (22 °F) or can rise to as high as 36 °C (97 °F). The average annual precipitation amounts to about 1532 mm (60.3 inches) and receives 175 rainy days on the 1 mm (0.04 inches) threshold annually. Biriatou enjoys an average of 3635 hours of sunshine throughout the year, and daylight varies from 9 hours 1 minutes to 15 hours 18 minutes per day.

Monthly average temperatures in Biriatou, France

The warmest months in Biriatou are July, August and September, with daily mean temperatures ranging from 18 to 20 °C (64 - 67 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 6 to 9 °C (44 - 49 °F) throughout the day. On average each year, Biriatou experiences 30 days above 25 °C (77.0 °F) and 7 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Biriatou. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum20°C
(68°F)		24°C
(75°F)		24°C
(76°F)		26°C
(79°F)		30°C
(87°F)		35°C
(95°F)		36°C
(97°F)		34°C
(94°F)		32°C
(90°F)		27°C
(81°F)		24°C
(75°F)		19°C
(67°F)
Mean maximum17°C
(63°F)		20°C
(68°F)		21°C
(69°F)		24°C
(75°F)		27°C
(81°F)		29°C
(85°F)		32°C
(91°F)		32°C
(90°F)		30°C
(86°F)		25°C
(78°F)		21°C
(70°F)		17°C
(64°F)
Average high10°C
(50°F)		13°C
(56°F)		14°C
(57°F)		16°C
(61°F)		19°C
(66°F)		22°C
(71°F)		23°C
(74°F)		24°C
(75°F)		22°C
(72°F)		19°C
(66°F)		14°C
(57°F)		12°C
(53°F)
Daily mean6°C
(44°F)		9°C
(49°F)		10°C
(50°F)		12°C
(54°F)		15°C
(59°F)		18°C
(64°F)		19°C
(67°F)		20°C
(67°F)		18°C
(64°F)		14°C
(58°F)		10°C
(51°F)		9°C
(48°F)
Average low4°C
(39°F)		6°C
(43°F)		6°C
(44°F)		8°C
(47°F)		11°C
(51°F)		14°C
(57°F)		16°C
(61°F)		16°C
(61°F)		14°C
(58°F)		11°C
(52°F)		7°C
(46°F)		6°C
(44°F)
Mean minimum-2°C
(29°F)		0°C
(33°F)		1°C
(34°F)		1°C
(35°F)		5°C
(42°F)		10°C
(50°F)		12°C
(54°F)		11°C
(52°F)		8°C
(47°F)		5°C
(41°F)		2°C
(36°F)		1°C
(34°F)
Minimum-4°C
(25°F)		-6°C
(22°F)		-3°C
(27°F)		-1°C
(30°F)		1°C
(35°F)		8°C
(47°F)		10°C
(50°F)		10°C
(50°F)		7°C
(44°F)		3°C
(38°F)		-0°C
(32°F)		-3°C
(27°F)

Compare climate in Biriatou with other places

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

Monthly average precipitation in Biriatou, France

Biriatou usually has the most precipitation in June, November and December, with an average of 16 rainy days and 169 mm (6.7 inches) of precipitation per month. The driest months in Biriatou are July, August and September. On average, 92 mm (3.6 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Biriatou. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)135 (5.3)121 (4.8)122 (4.8)111 (4.4)131 (5.2)140 (5.5)96 (3.8)93 (3.7)88 (3.5)127 (5.0)170 (6.7)199 (7.8)
Average precipitation days (≥ 1 mm)141317131715131412131816

Monthly sunshine hours in Biriatou, France

The sunniest months in Biriatou are June, July and August, when the sun shines an average of 12 hours 42 minutes a day. Least sunny months in Biriatou: January, November and December receive an average of 6 hours 32 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Biriatou. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours171239301330367382401385335290225205
Mean daily daylight hours9h 22m10h 30m11h 57m13h 25m14h 41m15h 18m14h 58m13h 52m12h 27m10h 59m9h 41m9h 1m

Solar UV radiation in Biriatou, France

Biriatou experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 9 - 10, which corresponds to the Very High category of sun exposure. January, November 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 Biriatou UV Index data.

Average daily maximum UV levels by month for Biriatou. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)24679101097532