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Monthly climate in Grou, Friesland, Netherlands

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Grou features a oceanic climate (Cfb).Temperatures typically range between 4 °C (40 °F) and 18 °C (65 °F) through the year, but rarely can drop to -9 °C (16 °F) or can rise to as high as 34 °C (93 °F).The average annual precipitation amounts to about 911 mm (35.9 inches) and receives 157 rainy days on the 1 mm (0.04 inches) threshold annually.Grou enjoys an average of 3508 hours of sunshine throughout the year, and daylight varies from 7 hours 39 minutes to 16 hours 48 minutes per day.

Monthly average temperatures in Grou, Friesland, Netherlands §

The warmest months in Grou are June, July and August, with daily mean temperatures ranging from 17 to 18 °C (63 - 65 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 4 to 5 °C (40 - 42 °F) throughout the day. On average each year, Grou experiences 10 days above 25 °C (77.0 °F) and 20 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Grou, Friesland, Netherlands.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 12°C
(54°F)		 15°C
(60°F)		 18°C
(64°F)		 25°C
(77°F)		 28°C
(82°F)		 31°C
(88°F)		 34°C
(93°F)		 31°C
(87°F)		 27°C
(81°F)		 24°C
(75°F)		 17°C
(63°F)		 12°C
(53°F)
Mean maximum 10°C
(51°F)		 12°C
(54°F)		 15°C
(60°F)		 21°C
(70°F)		 23°C
(75°F)		 26°C
(79°F)		 28°C
(83°F)		 28°C
(82°F)		 24°C
(76°F)		 20°C
(68°F)		 15°C
(59°F)		 11°C
(52°F)
Average high 6°C
(43°F)		 7°C
(44°F)		 9°C
(48°F)		 12°C
(54°F)		 16°C
(61°F)		 20°C
(68°F)		 21°C
(70°F)		 21°C
(70°F)		 18°C
(65°F)		 14°C
(58°F)		 9°C
(49°F)		 7°C
(45°F)
Daily mean 4°C
(40°F)		 4°C
(40°F)		 6°C
(43°F)		 9°C
(48°F)		 13°C
(55°F)		 17°C
(63°F)		 18°C
(64°F)		 18°C
(65°F)		 15°C
(59°F)		 12°C
(54°F)		 8°C
(46°F)		 5°C
(42°F)
Average low 3°C
(37°F)		 2°C
(37°F)		 3°C
(38°F)		 5°C
(42°F)		 9°C
(49°F)		 13°C
(57°F)		 15°C
(59°F)		 15°C
(59°F)		 12°C
(54°F)		 10°C
(50°F)		 6°C
(43°F)		 4°C
(39°F)
Mean minimum -3°C
(28°F)		 -3°C
(27°F)		 -1°C
(30°F)		 0°C
(33°F)		 3°C
(39°F)		 9°C
(48°F)		 11°C
(51°F)		 12°C
(53°F)		 8°C
(46°F)		 4°C
(40°F)		 0°C
(33°F)		 -2°C
(28°F)
Minimum -5°C
(23°F)		 -9°C
(16°F)		 -9°C
(16°F)		 -1°C
(31°F)		 3°C
(37°F)		 8°C
(47°F)		 10°C
(50°F)		 11°C
(52°F)		 7°C
(44°F)		 2°C
(35°F)		 -1°C
(31°F)		 -6°C
(21°F)

Compare climate in Grou with other places

Compare temperature, precipitation, sunshine, UV index in Grou, Friesland, Netherlands with other places around the world.

Monthly average precipitation in Grou, Friesland, Netherlands §

Grou usually has the most precipitation in July, August and October, with an average of 15 rainy days and 101 mm (4.0 inches) of precipitation per month.The driest months in Grou are January, April and November. On average, 52 mm (2.1 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Grou, Friesland, Netherlands.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) 60 (2.4) 68 (2.7) 72 (2.8) 41 (1.6) 63 (2.5) 79 (3.1) 98 (3.8) 108 (4.2) 83 (3.3) 97 (3.8) 55 (2.2) 87 (3.4)
Average precipitation days (≥ 1 mm) 13 12 14 9 12 10 13 16 13 16 13 16

Monthly sunshine hours in Grou, Friesland, Netherlands §

The sunniest months in Grou are May, June and July, when the sun shines an average of 13 hours 31 minutes a day.Least sunny months in Grou: January, November and December receive an average of 4 hours 48 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Grou, Friesland, Netherlands.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 107 201 290 359 413 410 419 398 328 244 194 140
Mean daily daylight hours 8h 11m 9h 51m 11h 54m 14h 0m 15h 50m 16h 48m 16h 17m 14h 38m 12h 36m 10h 32m 8h 39m 7h 39m

Solar UV radiation in Grou, Friesland, Netherlands §

Grou 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 Grou UV Index data.

Average daily maximum UV levels by month for Grou, Friesland, Netherlands.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 3 5 7 8 8 7 5 3 2 1