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Monthly climate in Schwelm, Germany

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Schwelm features a oceanic climate (Cfb). Temperatures typically range between 3 °C (37 °F) and 19 °C (66 °F) through the year, but rarely can drop to -13 °C (9 °F) or can rise to as high as 37 °C (100 °F). The average annual precipitation amounts to about 1116 mm (43.9 inches) and receives 172 rainy days on the 1 mm (0.04 inches) threshold annually. Schwelm enjoys an average of 3287 hours of sunshine throughout the year, and daylight varies from 7 hours 56 minutes to 16 hours 30 minutes per day.

Monthly average temperatures in Schwelm, Germany

The warmest months in Schwelm are June, July and August, with daily mean temperatures ranging from 18 to 19 °C (65 - 66 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 3 to 4 °C (37 - 40 °F) throughout the day. On average each year, Schwelm experiences 27 days above 25 °C (77.0 °F) and 37 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Schwelm. 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)		22°C
(71°F)		27°C
(81°F)		32°C
(89°F)		34°C
(94°F)		37°C
(100°F)		36°C
(96°F)		32°C
(89°F)		25°C
(78°F)		19°C
(66°F)		14°C
(57°F)
Mean maximum11°C
(52°F)		15°C
(59°F)		18°C
(65°F)		24°C
(75°F)		27°C
(81°F)		29°C
(84°F)		30°C
(87°F)		31°C
(88°F)		28°C
(82°F)		22°C
(71°F)		16°C
(61°F)		13°C
(55°F)
Average high5°C
(40°F)		7°C
(45°F)		10°C
(50°F)		14°C
(57°F)		18°C
(64°F)		23°C
(73°F)		23°C
(74°F)		23°C
(74°F)		19°C
(67°F)		14°C
(58°F)		9°C
(48°F)		6°C
(43°F)
Daily mean3°C
(37°F)		4°C
(39°F)		6°C
(44°F)		10°C
(49°F)		13°C
(56°F)		18°C
(65°F)		19°C
(66°F)		19°C
(66°F)		15°C
(59°F)		11°C
(53°F)		6°C
(44°F)		4°C
(40°F)
Average low1°C
(34°F)		1°C
(35°F)		3°C
(37°F)		5°C
(41°F)		9°C
(48°F)		14°C
(57°F)		14°C
(57°F)		15°C
(58°F)		11°C
(51°F)		9°C
(48°F)		4°C
(40°F)		2°C
(36°F)
Mean minimum-5°C
(24°F)		-5°C
(23°F)		-4°C
(25°F)		-2°C
(28°F)		1°C
(35°F)		8°C
(47°F)		9°C
(49°F)		9°C
(48°F)		5°C
(42°F)		2°C
(36°F)		-2°C
(29°F)		-3°C
(26°F)
Minimum-10°C
(15°F)		-13°C
(9°F)		-10°C
(15°F)		-4°C
(26°F)		0°C
(32°F)		7°C
(44°F)		8°C
(46°F)		7°C
(45°F)		2°C
(36°F)		0°C
(33°F)		-5°C
(24°F)		-5°C
(23°F)

Compare climate in Schwelm with other places

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

Monthly average precipitation in Schwelm, Germany

Schwelm usually has the most precipitation in July, October and December, with an average of 17 rainy days and 121 mm (4.8 inches) of precipitation per month. The driest months in Schwelm are April, June and November. On average, 65 mm (2.6 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Schwelm. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)97 (3.8)100 (3.9)102 (4.0)46 (1.8)87 (3.4)78 (3.1)115 (4.5)92 (3.6)79 (3.1)115 (4.5)71 (2.8)133 (5.2)
Average precipitation days (≥ 1 mm)151315101412141712161321

Monthly sunshine hours in Schwelm, Germany

The sunniest months in Schwelm are May, June and July, when the sun shines an average of 12 hours 44 minutes a day. Least sunny months in Schwelm: January, November and December receive an average of 4 hours 21 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Schwelm. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours106198260338384383404376312227175119
Mean daily daylight hours8h 25m9h 59m11h 55m13h 53m15h 36m16h 30m16h 1m14h 28m12h 34m10h 37m8h 52m7h 56m

Solar UV radiation in Schwelm, Germany

Schwelm 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 Schwelm UV Index data.

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