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Monthly climate in Sielenbach, Germany

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Sielenbach features a oceanic climate (Cfb). Temperatures typically range between 1 °C (34 °F) and 20 °C (67 °F) through the year, but rarely can drop to -16 °C (3 °F) or can rise to as high as 35 °C (95 °F). The average annual precipitation amounts to about 943 mm (37.1 inches) and receives 142 rainy days on the 1 mm (0.04 inches) threshold annually. Sielenbach enjoys an average of 3508 hours of sunshine throughout the year, and daylight varies from 8 hours 21 minutes to 16 hours 1 minutes per day.

Monthly average temperatures in Sielenbach, Germany

The warmest months in Sielenbach are June, July and August, with daily mean temperatures ranging from 19 to 20 °C (66 - 67 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 1 to 3 °C (34 - 38 °F) throughout the day. On average each year, Sielenbach experiences 42 days above 25 °C (77.0 °F) and 62 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Sielenbach. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum15°C
(59°F)		18°C
(65°F)		21°C
(70°F)		27°C
(81°F)		31°C
(88°F)		34°C
(94°F)		35°C
(95°F)		34°C
(93°F)		29°C
(85°F)		24°C
(75°F)		19°C
(67°F)		13°C
(56°F)
Mean maximum11°C
(51°F)		15°C
(60°F)		19°C
(66°F)		24°C
(75°F)		27°C
(81°F)		29°C
(85°F)		32°C
(90°F)		33°C
(91°F)		27°C
(81°F)		22°C
(73°F)		17°C
(62°F)		12°C
(54°F)
Average high3°C
(38°F)		7°C
(44°F)		10°C
(51°F)		15°C
(59°F)		18°C
(65°F)		24°C
(75°F)		24°C
(76°F)		25°C
(77°F)		20°C
(68°F)		15°C
(59°F)		8°C
(46°F)		5°C
(40°F)
Daily mean1°C
(34°F)		3°C
(38°F)		5°C
(42°F)		10°C
(50°F)		13°C
(56°F)		19°C
(66°F)		19°C
(67°F)		20°C
(67°F)		15°C
(59°F)		10°C
(51°F)		5°C
(41°F)		2°C
(37°F)
Average low-1°C
(30°F)		-0°C
(32°F)		1°C
(35°F)		4°C
(40°F)		9°C
(48°F)		14°C
(57°F)		14°C
(58°F)		15°C
(59°F)		11°C
(51°F)		7°C
(45°F)		3°C
(37°F)		1°C
(33°F)
Mean minimum-7°C
(20°F)		-8°C
(18°F)		-5°C
(23°F)		-2°C
(28°F)		3°C
(37°F)		7°C
(45°F)		9°C
(49°F)		9°C
(49°F)		4°C
(39°F)		2°C
(35°F)		-2°C
(29°F)		-5°C
(24°F)
Minimum-16°C
(3°F)		-13°C
(8°F)		-14°C
(7°F)		-5°C
(23°F)		1°C
(33°F)		5°C
(42°F)		8°C
(46°F)		8°C
(47°F)		2°C
(36°F)		-0°C
(32°F)		-3°C
(27°F)		-7°C
(20°F)

Compare climate in Sielenbach with other places

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

Monthly average precipitation in Sielenbach, Germany

Sielenbach usually has the most precipitation in May, June and August, with an average of 14 rainy days and 113 mm (4.4 inches) of precipitation per month. The driest months in Sielenbach are March, April and November. On average, 48 mm (1.9 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Sielenbach. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)68 (2.7)64 (2.5)60 (2.4)39 (1.5)112 (4.4)115 (4.5)104 (4.1)111 (4.4)69 (2.7)66 (2.6)44 (1.7)91 (3.6)
Average precipitation days (≥ 1 mm)1011128161211141111917

Monthly sunshine hours in Sielenbach, Germany

The sunniest months in Sielenbach are June, July and August, when the sun shines an average of 12 hours 56 minutes a day. Least sunny months in Sielenbach: January, November and December receive an average of 5 hours 36 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Sielenbach. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours140222291345368391418380308265209165
Mean daily daylight hours8h 48m10h 11m11h 55m13h 42m15h 14m16h 1m15h 36m14h 14m12h 31m10h 45m9h 11m8h 21m

Solar UV radiation in Sielenbach, Germany

Sielenbach 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 Sielenbach UV Index data.

Average daily maximum UV levels by month for Sielenbach. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)235689986421