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Monthly climate in Frethun, France

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Frethun features a oceanic climate (Cfb). Temperatures typically range between 6 °C (44 °F) and 18 °C (65 °F) through the year, but rarely can drop to -4 °C (26 °F) or can rise to as high as 32 °C (89 °F). The average annual precipitation amounts to about 883 mm (34.8 inches) and receives 148 rainy days on the 1 mm (0.04 inches) threshold annually. Frethun enjoys an average of 3548 hours of sunshine throughout the year, and daylight varies from 7 hours 59 minutes to 16 hours 25 minutes per day.

Monthly average temperatures in Frethun, France

The warmest months in Frethun are July, August and September, with daily mean temperatures ranging from 17 to 18 °C (62 - 65 °F) throughout the day. The coldest temperatures usually occur in January, February and March, when daily mean temperatures range from 6 to 8 °C (44 - 46 °F) throughout the day. On average each year, Frethun experiences 1 days above 25 °C (77.0 °F) and 3 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Frethun. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum13°C
(56°F)		14°C
(57°F)		19°C
(66°F)		18°C
(66°F)		23°C
(74°F)		26°C
(79°F)		32°C
(89°F)		28°C
(82°F)		23°C
(75°F)		22°C
(72°F)		17°C
(64°F)		14°C
(57°F)
Mean maximum12°C
(53°F)		12°C
(54°F)		14°C
(58°F)		17°C
(62°F)		19°C
(67°F)		21°C
(71°F)		25°C
(77°F)		24°C
(76°F)		22°C
(72°F)		20°C
(68°F)		16°C
(60°F)		13°C
(55°F)
Average high8°C
(46°F)		8°C
(47°F)		9°C
(49°F)		11°C
(52°F)		14°C
(57°F)		17°C
(63°F)		19°C
(67°F)		20°C
(68°F)		18°C
(65°F)		15°C
(60°F)		11°C
(53°F)		9°C
(49°F)
Daily mean6°C
(44°F)		7°C
(44°F)		8°C
(46°F)		9°C
(49°F)		12°C
(54°F)		16°C
(60°F)		18°C
(64°F)		18°C
(65°F)		17°C
(62°F)		14°C
(57°F)		10°C
(50°F)		8°C
(47°F)
Average low5°C
(41°F)		5°C
(42°F)		6°C
(44°F)		8°C
(46°F)		10°C
(51°F)		14°C
(57°F)		16°C
(61°F)		17°C
(62°F)		15°C
(59°F)		13°C
(55°F)		9°C
(48°F)		7°C
(44°F)
Mean minimum1°C
(35°F)		0°C
(33°F)		2°C
(36°F)		4°C
(39°F)		7°C
(45°F)		12°C
(53°F)		14°C
(57°F)		14°C
(57°F)		12°C
(53°F)		9°C
(48°F)		4°C
(40°F)		2°C
(36°F)
Minimum-2°C
(28°F)		-3°C
(26°F)		-4°C
(26°F)		3°C
(37°F)		6°C
(43°F)		11°C
(51°F)		13°C
(56°F)		13°C
(55°F)		11°C
(51°F)		7°C
(44°F)		3°C
(37°F)		0°C
(33°F)

Compare climate in Frethun with other places

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

Monthly average precipitation in Frethun, France

Frethun usually has the most precipitation in October, November and December, with an average of 17 rainy days and 114 mm (4.5 inches) of precipitation per month. The driest months in Frethun are April, May and July. On average, 45 mm (1.8 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Frethun. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)75 (2.9)67 (2.6)63 (2.5)28 (1.1)60 (2.4)62 (2.4)48 (1.9)74 (2.9)65 (2.6)118 (4.6)90 (3.6)133 (5.2)
Average precipitation days (≥ 1 mm)12121479991211171719

Monthly sunshine hours in Frethun, France

The sunniest months in Frethun are May, June and July, when the sun shines an average of 13 hours 33 minutes a day. Least sunny months in Frethun: January, February and December receive an average of 5 hours 19 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Frethun. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours128193284352412414420396325249208162
Mean daily daylight hours8h 29m10h 1m11h 55m13h 51m15h 33m16h 25m15h 57m14h 26m12h 34m10h 38m8h 55m7h 59m

Solar UV radiation in Frethun, France

Frethun experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 7 - 8, which corresponds to the High / Very High category of sun exposure. January, February 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 Frethun UV Index data.

Average daily maximum UV levels by month for Frethun. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)124578875421