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Monthly climate in Notre-Dame-de-Riez, France

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Notre-Dame-de-Riez features a oceanic climate (Cfb). Temperatures typically range between 7 °C (46 °F) and 20 °C (68 °F) through the year, but rarely can drop to -6 °C (22 °F) or can rise to as high as 34 °C (94 °F). The average annual precipitation amounts to about 739 mm (29.1 inches) and receives 127 rainy days on the 1 mm (0.04 inches) threshold annually. Notre-Dame-de-Riez enjoys an average of 3727 hours of sunshine throughout the year, and daylight varies from 8 hours 36 minutes to 15 hours 46 minutes per day.

Monthly average temperatures in Notre-Dame-de-Riez, France

The warmest months in Notre-Dame-de-Riez 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 7 to 9 °C (46 - 49 °F) throughout the day. On average each year, Notre-Dame-de-Riez experiences 22 days above 25 °C (77.0 °F) and 4 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Notre-Dame-de-Riez. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum15°C
(58°F)		18°C
(64°F)		21°C
(70°F)		25°C
(77°F)		28°C
(83°F)		34°C
(94°F)		33°C
(92°F)		33°C
(92°F)		32°C
(89°F)		23°C
(73°F)		19°C
(66°F)		16°C
(60°F)
Mean maximum13°C
(56°F)		15°C
(59°F)		18°C
(65°F)		23°C
(73°F)		25°C
(77°F)		29°C
(84°F)		31°C
(89°F)		30°C
(86°F)		27°C
(82°F)		21°C
(70°F)		17°C
(64°F)		15°C
(58°F)
Average high9°C
(49°F)		11°C
(52°F)		13°C
(55°F)		16°C
(60°F)		18°C
(65°F)		21°C
(70°F)		23°C
(74°F)		23°C
(73°F)		21°C
(70°F)		17°C
(63°F)		13°C
(55°F)		11°C
(52°F)
Daily mean7°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
(68°F)		19°C
(67°F)		18°C
(64°F)		15°C
(58°F)		11°C
(51°F)		9°C
(49°F)
Average low5°C
(42°F)		6°C
(44°F)		7°C
(45°F)		9°C
(48°F)		12°C
(54°F)		15°C
(60°F)		17°C
(63°F)		16°C
(62°F)		15°C
(58°F)		12°C
(54°F)		8°C
(47°F)		7°C
(46°F)
Mean minimum-0°C
(32°F)		0°C
(33°F)		1°C
(34°F)		3°C
(38°F)		7°C
(45°F)		11°C
(52°F)		14°C
(57°F)		13°C
(55°F)		10°C
(50°F)		7°C
(44°F)		2°C
(37°F)		1°C
(35°F)
Minimum-5°C
(24°F)		-5°C
(24°F)		-6°C
(22°F)		0°C
(33°F)		5°C
(42°F)		10°C
(50°F)		12°C
(53°F)		12°C
(54°F)		8°C
(47°F)		4°C
(39°F)		1°C
(35°F)		1°C
(34°F)

Compare climate in Notre-Dame-de-Riez with other places

Compare temperature, precipitation, sunshine, UV index in Notre-Dame-de-Riez, France with other places around the world.

Monthly average precipitation in Notre-Dame-de-Riez, France

Notre-Dame-de-Riez usually has the most precipitation in October, November and December, with an average of 12 rainy days and 91 mm (3.6 inches) of precipitation per month. The driest months in Notre-Dame-de-Riez are April, July and August. On average, 38 mm (1.5 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Notre-Dame-de-Riez. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)54 (2.1)64 (2.5)64 (2.5)36 (1.4)55 (2.2)68 (2.7)36 (1.4)43 (1.7)45 (1.8)77 (3.0)83 (3.3)114 (4.5)
Average precipitation days (≥ 1 mm)9121271111999111116

Monthly sunshine hours in Notre-Dame-de-Riez, France

The sunniest months in Notre-Dame-de-Riez are May, June and July, when the sun shines an average of 13 hours 27 minutes a day. Least sunny months in Notre-Dame-de-Riez: January, February and December receive an average of 6 hours 11 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Notre-Dame-de-Riez. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours148218303358404410423401338287236196
Mean daily daylight hours9h 1m10h 18m11h 56m13h 36m15h 2m15h 46m15h 22m14h 6m12h 30m10h 50m9h 22m8h 36m

Solar UV radiation in Notre-Dame-de-Riez, France

Notre-Dame-de-Riez 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 Notre-Dame-de-Riez UV Index data.

Average daily maximum UV levels by month for Notre-Dame-de-Riez. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)235689986522