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Monthly climate in Galluis, Île-de-France, France

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Galluis features a oceanic climate (Cfb).Temperatures typically range between 4 °C (40 °F) and 20 °C (68 °F) through the year, but rarely can drop to -9 °C (17 °F) or can rise to as high as 40 °C (104 °F).The average annual precipitation amounts to about 783 mm (30.8 inches) and receives 137 rainy days on the 1 mm (0.04 inches) threshold annually.Galluis enjoys an average of 3435 hours of sunshine throughout the year, and daylight varies from 8 hours 19 minutes to 16 hours 3 minutes per day.

Monthly average temperatures in Galluis, Île-de-France, France §

The warmest months in Galluis are June, July and August, with daily mean temperatures ranging from 18 to 20 °C (65 - 68 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 4 to 6 °C (40 - 43 °F) throughout the day. On average each year, Galluis experiences 38 days above 25 °C (77.0 °F) and 30 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Galluis, Île-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 15°C
(58°F)		 20°C
(68°F)		 24°C
(75°F)		 27°C
(80°F)		 29°C
(84°F)		 35°C
(95°F)		 40°C
(104°F)		 37°C
(98°F)		 33°C
(92°F)		 26°C
(78°F)		 18°C
(65°F)		 15°C
(59°F)
Mean maximum 13°C
(55°F)		 16°C
(61°F)		 20°C
(69°F)		 24°C
(75°F)		 26°C
(80°F)		 30°C
(86°F)		 34°C
(93°F)		 33°C
(91°F)		 29°C
(84°F)		 23°C
(74°F)		 17°C
(62°F)		 15°C
(59°F)
Average high 7°C
(45°F)		 9°C
(49°F)		 12°C
(54°F)		 16°C
(61°F)		 19°C
(66°F)		 23°C
(73°F)		 25°C
(77°F)		 25°C
(77°F)		 22°C
(71°F)		 16°C
(62°F)		 11°C
(51°F)		 8°C
(47°F)
Daily mean 4°C
(40°F)		 6°C
(43°F)		 8°C
(47°F)		 11°C
(52°F)		 14°C
(57°F)		 18°C
(65°F)		 20°C
(68°F)		 19°C
(67°F)		 16°C
(62°F)		 12°C
(55°F)		 8°C
(46°F)		 6°C
(43°F)
Average low 2°C
(36°F)		 3°C
(37°F)		 4°C
(40°F)		 5°C
(42°F)		 9°C
(48°F)		 13°C
(56°F)		 15°C
(59°F)		 14°C
(58°F)		 11°C
(53°F)		 9°C
(48°F)		 5°C
(41°F)		 4°C
(39°F)
Mean minimum -4°C
(26°F)		 -3°C
(26°F)		 -2°C
(28°F)		 -1°C
(31°F)		 2°C
(37°F)		 7°C
(46°F)		 10°C
(50°F)		 9°C
(48°F)		 6°C
(42°F)		 2°C
(37°F)		 -1°C
(30°F)		 -2°C
(28°F)
Minimum -8°C
(18°F)		 -7°C
(20°F)		 -9°C
(17°F)		 -3°C
(27°F)		 0°C
(32°F)		 6°C
(43°F)		 7°C
(45°F)		 6°C
(44°F)		 4°C
(40°F)		 2°C
(35°F)		 -3°C
(27°F)		 -3°C
(26°F)

Compare climate in Galluis with other places

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

Monthly average precipitation in Galluis, Île-de-France, France §

Galluis usually has the most precipitation in May, June and December, with an average of 14 rainy days and 88 mm (3.5 inches) of precipitation per month.The driest months in Galluis are April, July and September. On average, 43 mm (1.7 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Galluis, Île-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) 53 (2.1) 64 (2.5) 76 (3.0) 36 (1.4) 82 (3.2) 84 (3.3) 46 (1.8) 57 (2.3) 47 (1.9) 76 (3.0) 64 (2.5) 97 (3.8)
Average precipitation days (≥ 1 mm) 10 13 14 7 14 12 8 9 9 12 12 17

Monthly sunshine hours in Galluis, Île-de-France, France §

The sunniest months in Galluis are May, June and July, when the sun shines an average of 12 hours 54 minutes a day.Least sunny months in Galluis: January, November and December receive an average of 5 hours 17 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Galluis, Île-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 127 198 261 347 384 400 402 376 316 260 198 161
Mean daily daylight hours 8h 46m 10h 10m 11h 55m 13h 43m 15h 16m 16h 3m 15h 38m 14h 15m 12h 31m 10h 45m 9h 10m 8h 19m

Solar UV radiation in Galluis, Île-de-France, France §

Galluis 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 Galluis UV Index data.

Average daily maximum UV levels by month for Galluis, Île-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 3 5 6 8 9 9 8 6 4 2 1