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Monthly climate in Chateau-d'Olonne, Pays de la Loire, France

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Chateau-d'Olonne features a oceanic climate (Cfb).Temperatures typically range between 8 °C (46 °F) and 20 °C (69 °F) through the year, but rarely can drop to -4 °C (26 °F) or can rise to as high as 31 °C (88 °F).The average annual precipitation amounts to about 831 mm (32.7 inches) and receives 130 rainy days on the 1 mm (0.04 inches) threshold annually.Chateau-d'Olonne enjoys an average of 3689 hours of sunshine throughout the year, and daylight varies from 8 hours 37 minutes to 15 hours 44 minutes per day.

Monthly average temperatures in Chateau-d'Olonne, Pays de la Loire, France §

The warmest months in Chateau-d'Olonne are June, July and August, with daily mean temperatures ranging from 18 to 20 °C (65 - 69 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 8 to 10 °C (46 - 50 °F) throughout the day. On average each year, Chateau-d'Olonne experiences 13 days above 25 °C (77.0 °F) and 1 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Chateau-d'Olonne, Pays de la Loire, 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)		 16°C
(61°F)		 18°C
(64°F)		 22°C
(72°F)		 26°C
(80°F)		 31°C
(88°F)		 30°C
(87°F)		 30°C
(86°F)		 29°C
(84°F)		 22°C
(72°F)		 18°C
(65°F)		 15°C
(59°F)
Mean maximum 13°C
(55°F)		 14°C
(57°F)		 16°C
(62°F)		 21°C
(69°F)		 23°C
(73°F)		 26°C
(80°F)		 29°C
(85°F)		 28°C
(83°F)		 25°C
(78°F)		 20°C
(68°F)		 17°C
(63°F)		 14°C
(58°F)
Average high 9°C
(49°F)		 10°C
(51°F)		 12°C
(54°F)		 15°C
(58°F)		 17°C
(63°F)		 20°C
(69°F)		 22°C
(72°F)		 22°C
(72°F)		 21°C
(69°F)		 17°C
(63°F)		 13°C
(56°F)		 11°C
(52°F)
Daily mean 8°C
(46°F)		 9°C
(48°F)		 10°C
(50°F)		 12°C
(54°F)		 15°C
(59°F)		 18°C
(65°F)		 20°C
(69°F)		 20°C
(68°F)		 18°C
(65°F)		 15°C
(59°F)		 11°C
(52°F)		 10°C
(50°F)
Average low 6°C
(43°F)		 7°C
(45°F)		 8°C
(47°F)		 10°C
(50°F)		 13°C
(55°F)		 16°C
(61°F)		 18°C
(64°F)		 17°C
(64°F)		 16°C
(60°F)		 13°C
(56°F)		 9°C
(49°F)		 8°C
(47°F)
Mean minimum 1°C
(34°F)		 1°C
(35°F)		 2°C
(36°F)		 4°C
(40°F)		 8°C
(47°F)		 13°C
(55°F)		 15°C
(59°F)		 14°C
(58°F)		 12°C
(53°F)		 8°C
(47°F)		 4°C
(40°F)		 3°C
(37°F)
Minimum -2°C
(28°F)		 -3°C
(26°F)		 -4°C
(26°F)		 2°C
(36°F)		 6°C
(44°F)		 11°C
(52°F)		 13°C
(56°F)		 13°C
(56°F)		 11°C
(52°F)		 4°C
(40°F)		 3°C
(37°F)		 2°C
(35°F)

Compare climate in Chateau-d'Olonne with other places

Compare temperature, precipitation, sunshine, UV index in Chateau-d'Olonne, Pays de la Loire, France with other places around the world.

Monthly average precipitation in Chateau-d'Olonne, Pays de la Loire, France §

Chateau-d'Olonne usually has the most precipitation in October, November and December, with an average of 14 rainy days and 111 mm (4.4 inches) of precipitation per month.The driest months in Chateau-d'Olonne are April, July and August. On average, 34 mm (1.3 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Chateau-d'Olonne, Pays de la Loire, 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) 71 (2.8) 78 (3.1) 76 (3.0) 35 (1.4) 58 (2.3) 68 (2.7) 30 (1.2) 37 (1.5) 46 (1.8) 87 (3.4) 106 (4.2) 140 (5.5)
Average precipitation days (≥ 1 mm) 12 13 13 7 10 10 7 6 8 13 13 18

Monthly sunshine hours in Chateau-d'Olonne, Pays de la Loire, France §

The sunniest months in Chateau-d'Olonne are May, June and July, when the sun shines an average of 13 hours 17 minutes a day.Least sunny months in Chateau-d'Olonne: January, February and December receive an average of 6 hours 10 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Chateau-d'Olonne, Pays de la Loire, 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 150 215 298 348 398 404 419 398 337 287 234 195
Mean daily daylight hours 9h 2m 10h 19m 11h 56m 13h 36m 15h 1m 15h 44m 15h 21m 14h 5m 12h 29m 10h 50m 9h 23m 8h 37m

Solar UV radiation in Chateau-d'Olonne, Pays de la Loire, France §

Chateau-d'Olonne 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 / Moderate exposure category. In these months, the maximum values of the UV index do not exceed 3. For more detailed information, check out our hourly Chateau-d'Olonne UV Index data.

Average daily maximum UV levels by month for Chateau-d'Olonne, Pays de la Loire, 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 5 3 2