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Monthly climate in Forst, Germany

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Forst features a oceanic climate (Cfb). Temperatures typically range between 3 °C (37 °F) and 21 °C (70 °F) through the year, but rarely can drop to -12 °C (11 °F) or can rise to as high as 38 °C (102 °F). The average annual precipitation amounts to about 730 mm (28.7 inches) and receives 134 rainy days on the 1 mm (0.04 inches) threshold annually. Forst enjoys an average of 3466 hours of sunshine throughout the year, and daylight varies from 8 hours 14 minutes to 16 hours 10 minutes per day.

Monthly average temperatures in Forst, Germany

The warmest months in Forst are June, July and August, with daily mean temperatures ranging from 20 to 21 °C (68 - 70 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 3 to 5 °C (37 - 41 °F) throughout the day. On average each year, Forst experiences 54 days above 25 °C (77.0 °F) and 39 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Forst. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum14°C
(57°F)		19°C
(67°F)		23°C
(73°F)		28°C
(82°F)		32°C
(89°F)		36°C
(97°F)		38°C
(102°F)		36°C
(97°F)		33°C
(91°F)		26°C
(80°F)		22°C
(71°F)		15°C
(59°F)
Mean maximum12°C
(54°F)		16°C
(60°F)		19°C
(67°F)		25°C
(76°F)		28°C
(83°F)		31°C
(88°F)		33°C
(92°F)		33°C
(92°F)		30°C
(85°F)		24°C
(75°F)		18°C
(65°F)		13°C
(56°F)
Average high5°C
(41°F)		8°C
(47°F)		12°C
(53°F)		16°C
(61°F)		19°C
(67°F)		25°C
(77°F)		26°C
(79°F)		26°C
(79°F)		22°C
(71°F)		16°C
(61°F)		9°C
(49°F)		6°C
(44°F)
Daily mean3°C
(37°F)		5°C
(41°F)		7°C
(45°F)		11°C
(52°F)		15°C
(59°F)		20°C
(68°F)		21°C
(70°F)		21°C
(70°F)		17°C
(62°F)		12°C
(54°F)		6°C
(44°F)		4°C
(40°F)
Average low0°C
(33°F)		2°C
(35°F)		3°C
(38°F)		6°C
(43°F)		10°C
(50°F)		15°C
(59°F)		16°C
(61°F)		16°C
(61°F)		12°C
(54°F)		9°C
(48°F)		4°C
(39°F)		2°C
(36°F)
Mean minimum-5°C
(23°F)		-5°C
(24°F)		-3°C
(27°F)		-1°C
(30°F)		3°C
(37°F)		9°C
(48°F)		12°C
(53°F)		11°C
(51°F)		6°C
(43°F)		3°C
(37°F)		-1°C
(30°F)		-4°C
(26°F)
Minimum-12°C
(11°F)		-9°C
(16°F)		-9°C
(16°F)		-3°C
(27°F)		1°C
(33°F)		8°C
(47°F)		9°C
(49°F)		9°C
(48°F)		5°C
(41°F)		2°C
(36°F)		-2°C
(28°F)		-6°C
(22°F)

Compare climate in Forst with other places

Compare temperature, precipitation, sunshine, UV index in Forst, Germany with other places around the world.

Monthly average precipitation in Forst, Germany

Forst usually has the most precipitation in March, May and December, with an average of 14 rainy days and 82 mm (3.2 inches) of precipitation per month. The driest months in Forst are April, September and November. On average, 41 mm (1.6 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Forst. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)65 (2.6)60 (2.4)70 (2.8)29 (1.1)73 (2.9)65 (2.5)57 (2.3)51 (2.0)45 (1.8)63 (2.5)49 (1.9)103 (4.1)
Average precipitation days (≥ 1 mm)131114711101011713918

Monthly sunshine hours in Forst, Germany

The sunniest months in Forst are May, June and July, when the sun shines an average of 13 hours 2 minutes a day. Least sunny months in Forst: January, November and December receive an average of 5 hours 1 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Forst. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours127206280348390395414384321262190144
Mean daily daylight hours8h 41m10h 7m11h 55m13h 45m15h 21m16h 10m15h 44m14h 19m12h 32m10h 43m9h 5m8h 14m

Solar UV radiation in Forst, Germany

Forst experiences the highest level of ultraviolet (UV) radiation in May, June and July, when the maximum UV index can reach values of 8 - 8, 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 Forst UV Index data.

Average daily maximum UV levels by month for Forst. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)234688876421