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Monthly climate in Bierne, France

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Bierne features a oceanic climate (Cfb). Temperatures typically range between 6 °C (42 °F) and 20 °C (69 °F) through the year, but rarely can drop to -8 °C (19 °F) or can rise to as high as 39 °C (103 °F). The average annual precipitation amounts to about 757 mm (29.8 inches) and receives 126 rainy days on the 1 mm (0.04 inches) threshold annually. Bierne enjoys an average of 3504 hours of sunshine throughout the year, and daylight varies from 8 hours 27 minutes to 15 hours 56 minutes per day.

Monthly average temperatures in Bierne, France

The warmest months in Bierne are June, July and August, with daily mean temperatures ranging from 19 to 20 °C (66 - 69 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 6 to 7 °C (42 - 45 °F) throughout the day. On average each year, Bierne experiences 45 days above 25 °C (77.0 °F) and 22 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Bierne. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum15°C
(59°F)		21°C
(71°F)		24°C
(76°F)		27°C
(81°F)		30°C
(87°F)		36°C
(98°F)		39°C
(103°F)		37°C
(99°F)		35°C
(95°F)		26°C
(80°F)		18°C
(65°F)		16°C
(61°F)
Mean maximum13°C
(56°F)		16°C
(62°F)		21°C
(70°F)		25°C
(77°F)		27°C
(81°F)		31°C
(87°F)		34°C
(94°F)		33°C
(92°F)		30°C
(86°F)		23°C
(74°F)		17°C
(63°F)		15°C
(59°F)
Average high8°C
(47°F)		11°C
(51°F)		13°C
(56°F)		17°C
(62°F)		20°C
(68°F)		23°C
(74°F)		26°C
(78°F)		25°C
(77°F)		22°C
(73°F)		17°C
(64°F)		12°C
(54°F)		10°C
(50°F)
Daily mean6°C
(42°F)		7°C
(45°F)		9°C
(48°F)		12°C
(53°F)		15°C
(59°F)		19°C
(66°F)		20°C
(69°F)		20°C
(68°F)		17°C
(63°F)		13°C
(56°F)		8°C
(47°F)		7°C
(45°F)
Average low3°C
(37°F)		4°C
(39°F)		5°C
(41°F)		6°C
(44°F)		10°C
(50°F)		14°C
(57°F)		15°C
(60°F)		15°C
(59°F)		12°C
(54°F)		10°C
(49°F)		5°C
(42°F)		5°C
(40°F)
Mean minimum-3°C
(27°F)		-2°C
(28°F)		-2°C
(30°F)		-0°C
(32°F)		3°C
(39°F)		8°C
(47°F)		11°C
(52°F)		9°C
(48°F)		6°C
(44°F)		3°C
(38°F)		-1°C
(30°F)		-2°C
(28°F)
Minimum-7°C
(20°F)		-6°C
(22°F)		-8°C
(19°F)		-3°C
(26°F)		0°C
(33°F)		7°C
(44°F)		8°C
(47°F)		7°C
(45°F)		4°C
(40°F)		2°C
(35°F)		-3°C
(27°F)		-3°C
(27°F)

Compare climate in Bierne with other places

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

Monthly average precipitation in Bierne, France

Bierne usually has the most precipitation in June, October and December, with an average of 12 rainy days and 92 mm (3.6 inches) of precipitation per month. The driest months in Bierne are July, August and September. On average, 41 mm (1.6 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Bierne. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)48 (1.9)62 (2.4)66 (2.6)44 (1.7)63 (2.5)90 (3.6)39 (1.5)42 (1.7)43 (1.7)86 (3.4)75 (3.0)99 (3.9)
Average precipitation days (≥ 1 mm)9131381211778121214

Monthly sunshine hours in Bierne, France

The sunniest months in Bierne are May, June and July, when the sun shines an average of 12 hours 56 minutes a day. Least sunny months in Bierne: January, February and December receive an average of 5 hours 37 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Bierne. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours134196272344387389413379325263217180
Mean daily daylight hours8h 52m10h 14m11h 56m13h 40m15h 10m15h 56m15h 31m14h 11m12h 31m10h 47m9h 15m8h 27m

Solar UV radiation in Bierne, France

Bierne experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 8 - 9, which corresponds to the Very High category of sun exposure. January, November and December are in the Low exposure category. In these months, the maximum values of the UV index do not exceed 2. For more detailed information, check out our hourly Bierne UV Index data.

Average daily maximum UV levels by month for Bierne. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)235689986422