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Monthly climate in Groffliers, Hauts-de-France, France

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Groffliers features a oceanic climate (Cfb).Temperatures typically range between 6 °C (43 °F) and 18 °C (65 °F) through the year, but rarely can drop to -5 °C (22 °F) or can rise to as high as 35 °C (95 °F).The average annual precipitation amounts to about 981 mm (38.6 inches) and receives 158 rainy days on the 1 mm (0.04 inches) threshold annually.Groffliers enjoys an average of 3579 hours of sunshine throughout the year, and daylight varies from 8 hours 4 minutes to 16 hours 21 minutes per day.

Monthly average temperatures in Groffliers, Hauts-de-France, France §

The warmest months in Groffliers are July, August and September, with daily mean temperatures ranging from 16 to 18 °C (62 - 65 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 6 to 8 °C (43 - 46 °F) throughout the day. On average each year, Groffliers experiences 5 days above 25 °C (77.0 °F) and 6 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Groffliers, Hauts-de-France, France.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
(57°F)		 15°C
(60°F)		 20°C
(69°F)		 22°C
(71°F)		 24°C
(76°F)		 30°C
(87°F)		 35°C
(95°F)		 32°C
(90°F)		 26°C
(80°F)		 23°C
(74°F)		 18°C
(64°F)		 14°C
(57°F)
Mean maximum 12°C
(54°F)		 13°C
(56°F)		 16°C
(62°F)		 20°C
(68°F)		 22°C
(71°F)		 25°C
(78°F)		 28°C
(83°F)		 27°C
(81°F)		 24°C
(76°F)		 21°C
(69°F)		 16°C
(61°F)		 13°C
(56°F)
Average high 8°C
(46°F)		 9°C
(48°F)		 10°C
(51°F)		 13°C
(55°F)		 15°C
(60°F)		 19°C
(66°F)		 21°C
(69°F)		 21°C
(69°F)		 19°C
(66°F)		 16°C
(60°F)		 11°C
(53°F)		 9°C
(49°F)
Daily mean 6°C
(43°F)		 7°C
(44°F)		 8°C
(47°F)		 10°C
(50°F)		 13°C
(55°F)		 16°C
(61°F)		 18°C
(65°F)		 18°C
(65°F)		 16°C
(62°F)		 14°C
(57°F)		 9°C
(49°F)		 8°C
(46°F)
Average low 4°C
(40°F)		 5°C
(41°F)		 6°C
(43°F)		 7°C
(45°F)		 10°C
(50°F)		 14°C
(57°F)		 15°C
(60°F)		 16°C
(61°F)		 14°C
(57°F)		 12°C
(53°F)		 8°C
(46°F)		 6°C
(43°F)
Mean minimum -0°C
(32°F)		 -1°C
(31°F)		 1°C
(34°F)		 2°C
(36°F)		 5°C
(42°F)		 10°C
(51°F)		 12°C
(54°F)		 13°C
(55°F)		 10°C
(50°F)		 7°C
(45°F)		 3°C
(38°F)		 1°C
(34°F)
Minimum -3°C
(27°F)		 -4°C
(25°F)		 -5°C
(22°F)		 1°C
(34°F)		 4°C
(39°F)		 9°C
(48°F)		 11°C
(52°F)		 12°C
(54°F)		 7°C
(46°F)		 3°C
(38°F)		 2°C
(36°F)		 -1°C
(30°F)

Compare climate in Groffliers with other places

Compare temperature, precipitation, sunshine, UV index in Groffliers, Hauts-de-France, France with other places around the world.

Monthly average precipitation in Groffliers, Hauts-de-France, France §

Groffliers usually has the most precipitation in October, November and December, with an average of 17 rainy days and 124 mm (4.9 inches) of precipitation per month.The driest months in Groffliers are April, June and July. On average, 49 mm (1.9 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Groffliers, Hauts-de-France, France.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) 84 (3.3) 77 (3.0) 81 (3.2) 33 (1.3) 71 (2.8) 64 (2.5) 50 (2.0) 76 (3.0) 74 (2.9) 120 (4.7) 104 (4.1) 148 (5.8)
Average precipitation days (≥ 1 mm) 13 13 15 7 11 10 10 14 12 17 16 20

Monthly sunshine hours in Groffliers, Hauts-de-France, France §

The sunniest months in Groffliers are May, June and July, when the sun shines an average of 13 hours 37 minutes a day.Least sunny months in Groffliers: January, February and December receive an average of 5 hours 23 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Groffliers, Hauts-de-France, France.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 127 196 284 357 409 417 426 395 328 262 207 166
Mean daily daylight hours 8h 32m 10h 3m 11h 55m 13h 50m 15h 29m 16h 21m 15h 53m 14h 24m 12h 33m 10h 40m 8h 58m 8h 4m

Solar UV radiation in Groffliers, Hauts-de-France, France §

Groffliers 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, 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 Groffliers UV Index data.

Average daily maximum UV levels by month for Groffliers, Hauts-de-France, France.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) 2 2 4 6 7 9 8 8 5 4 2 1