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Monthly climate in Olfen, North Rhine-Westphalia, Germany

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Olfen features a oceanic climate (Cfb).Temperatures typically range between 3 °C (38 °F) and 19 °C (67 °F) through the year, but rarely can drop to -16 °C (4 °F) or can rise to as high as 38 °C (101 °F).The average annual precipitation amounts to about 824 mm (32.4 inches) and receives 154 rainy days on the 1 mm (0.04 inches) threshold annually.Olfen enjoys an average of 3280 hours of sunshine throughout the year, and daylight varies from 7 hours 52 minutes to 16 hours 34 minutes per day.

Monthly average temperatures in Olfen, North Rhine-Westphalia, Germany §

The warmest months in Olfen are June, July and August, with daily mean temperatures ranging from 19 to 19 °C (66 - 67 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 3 to 5 °C (38 - 41 °F) throughout the day. On average each year, Olfen experiences 34 days above 25 °C (77.0 °F) and 35 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Olfen, North Rhine-Westphalia, Germany.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to June 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum 14°C
(58°F)		 20°C
(67°F)		 22°C
(72°F)		 28°C
(82°F)		 34°C
(93°F)		 36°C
(97°F)		 38°C
(101°F)		 37°C
(98°F)		 32°C
(89°F)		 27°C
(82°F)		 20°C
(67°F)		 15°C
(59°F)
Mean maximum 12°C
(54°F)		 15°C
(60°F)		 19°C
(66°F)		 25°C
(77°F)		 28°C
(83°F)		 30°C
(86°F)		 32°C
(89°F)		 32°C
(90°F)		 29°C
(85°F)		 23°C
(73°F)		 16°C
(62°F)		 13°C
(56°F)
Average high 6°C
(42°F)		 8°C
(46°F)		 11°C
(52°F)		 15°C
(58°F)		 19°C
(66°F)		 24°C
(75°F)		 24°C
(75°F)		 24°C
(75°F)		 20°C
(68°F)		 15°C
(60°F)		 9°C
(49°F)		 7°C
(44°F)
Daily mean 3°C
(38°F)		 4°C
(40°F)		 7°C
(44°F)		 10°C
(50°F)		 14°C
(57°F)		 19°C
(66°F)		 19°C
(67°F)		 19°C
(67°F)		 15°C
(60°F)		 12°C
(54°F)		 7°C
(45°F)		 5°C
(41°F)
Average low 1°C
(35°F)		 2°C
(35°F)		 3°C
(37°F)		 5°C
(41°F)		 9°C
(48°F)		 14°C
(57°F)		 14°C
(58°F)		 15°C
(59°F)		 11°C
(52°F)		 9°C
(49°F)		 4°C
(40°F)		 3°C
(37°F)
Mean minimum -4°C
(25°F)		 -5°C
(24°F)		 -3°C
(26°F)		 -2°C
(29°F)		 2°C
(36°F)		 8°C
(46°F)		 9°C
(49°F)		 9°C
(48°F)		 5°C
(42°F)		 3°C
(37°F)		 -2°C
(29°F)		 -4°C
(25°F)
Minimum -9°C
(17°F)		 -16°C
(4°F)		 -9°C
(17°F)		 -3°C
(26°F)		 1°C
(33°F)		 6°C
(42°F)		 7°C
(46°F)		 7°C
(45°F)		 2°C
(35°F)		 1°C
(35°F)		 -4°C
(25°F)		 -6°C
(21°F)

Compare climate in Olfen with other places

Compare temperature, precipitation, sunshine, UV index in Olfen, North Rhine-Westphalia, Germany with other places around the world.

Monthly average precipitation in Olfen, North Rhine-Westphalia, Germany §

Olfen usually has the most precipitation in July, October and December, with an average of 15 rainy days and 86 mm (3.4 inches) of precipitation per month.The driest months in Olfen are April, May and November. On average, 50 mm (2.0 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Olfen, North Rhine-Westphalia, Germany.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average precipitation mm (inches) 68 (2.7) 78 (3.1) 75 (3.0) 36 (1.4) 60 (2.3) 61 (2.4) 81 (3.2) 73 (2.9) 61 (2.4) 85 (3.3) 55 (2.2) 92 (3.6)
Average precipitation days (≥ 1 mm) 13 12 15 10 13 10 13 13 10 15 12 18

Monthly sunshine hours in Olfen, North Rhine-Westphalia, Germany §

The sunniest months in Olfen are May, June and July, when the sun shines an average of 12 hours 45 minutes a day.Least sunny months in Olfen: January, November and December receive an average of 4 hours 12 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Olfen, North Rhine-Westphalia, Germany.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Mean monthly sunshine hours 100 195 257 345 385 384 403 378 314 228 171 115
Mean daily daylight hours 8h 22m 9h 57m 11h 55m 13h 54m 15h 39m 16h 34m 16h 5m 14h 31m 12h 35m 10h 36m 8h 49m 7h 52m

Solar UV radiation in Olfen, North Rhine-Westphalia, Germany §

Olfen 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 Olfen UV Index data.

Average daily maximum UV levels by month for Olfen, North Rhine-Westphalia, Germany.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2022 to January 2023.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (month maximum) 1 2 4 5 7 8 8 7 5 4 2 1