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Monthly climate in Riaille, Pays de la Loire, France

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Riaille features a oceanic climate (Cfb).Temperatures typically range between 6 °C (43 °F) and 20 °C (69 °F) through the year, but rarely can drop to -8 °C (18 °F) or can rise to as high as 39 °C (102 °F).The average annual precipitation amounts to about 767 mm (30.2 inches) and receives 124 rainy days on the 1 mm (0.04 inches) threshold annually.Riaille enjoys an average of 3503 hours of sunshine throughout the year, and daylight varies from 8 hours 28 minutes to 15 hours 54 minutes per day.

Monthly average temperatures in Riaille, Pays de la Loire, France §

The warmest months in Riaille 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 6 to 7 °C (43 - 46 °F) throughout the day. On average each year, Riaille experiences 41 days above 25 °C (77.0 °F) and 21 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Riaille, 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 16°C
(61°F)		 22°C
(71°F)		 24°C
(76°F)		 27°C
(80°F)		 31°C
(88°F)		 36°C
(98°F)		 39°C
(102°F)		 37°C
(99°F)		 34°C
(94°F)		 26°C
(78°F)		 18°C
(65°F)		 17°C
(62°F)
Mean maximum 14°C
(57°F)		 16°C
(62°F)		 21°C
(69°F)		 24°C
(76°F)		 27°C
(81°F)		 31°C
(88°F)		 34°C
(93°F)		 33°C
(92°F)		 30°C
(86°F)		 23°C
(73°F)		 17°C
(63°F)		 15°C
(59°F)
Average high 9°C
(48°F)		 11°C
(52°F)		 13°C
(56°F)		 17°C
(62°F)		 20°C
(67°F)		 23°C
(74°F)		 25°C
(78°F)		 25°C
(77°F)		 22°C
(72°F)		 17°C
(64°F)		 12°C
(54°F)		 10°C
(50°F)
Daily mean 6°C
(43°F)		 7°C
(45°F)		 9°C
(48°F)		 12°C
(53°F)		 15°C
(59°F)		 18°C
(65°F)		 20°C
(69°F)		 19°C
(67°F)		 17°C
(63°F)		 13°C
(56°F)		 9°C
(48°F)		 7°C
(46°F)
Average low 3°C
(38°F)		 4°C
(39°F)		 5°C
(41°F)		 6°C
(44°F)		 10°C
(50°F)		 13°C
(56°F)		 15°C
(59°F)		 14°C
(58°F)		 12°C
(54°F)		 10°C
(50°F)		 5°C
(42°F)		 5°C
(41°F)
Mean minimum -3°C
(27°F)		 -2°C
(28°F)		 -2°C
(29°F)		 -0°C
(32°F)		 4°C
(39°F)		 8°C
(46°F)		 11°C
(52°F)		 9°C
(49°F)		 6°C
(44°F)		 3°C
(38°F)		 -1°C
(30°F)		 -2°C
(28°F)
Minimum -7°C
(20°F)		 -6°C
(21°F)		 -8°C
(18°F)		 -3°C
(27°F)		 1°C
(33°F)		 6°C
(43°F)		 8°C
(47°F)		 8°C
(46°F)		 5°C
(40°F)		 2°C
(36°F)		 -3°C
(27°F)		 -3°C
(26°F)

Compare climate in Riaille with other places

Compare temperature, precipitation, sunshine, UV index in Riaille, Pays de la Loire, France with other places around the world.

Monthly average precipitation in Riaille, Pays de la Loire, France §

Riaille usually has the most precipitation in June, October and December, with an average of 12 rainy days and 91 mm (3.6 inches) of precipitation per month.The driest months in Riaille are July, August and September. On average, 43 mm (1.7 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Riaille, 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) 50 (1.9) 62 (2.4) 66 (2.6) 50 (2.0) 63 (2.5) 90 (3.5) 39 (1.5) 43 (1.7) 48 (1.9) 82 (3.2) 76 (3.0) 99 (3.9)
Average precipitation days (≥ 1 mm) 9 12 12 9 12 11 6 7 8 12 11 15

Monthly sunshine hours in Riaille, Pays de la Loire, France §

The sunniest months in Riaille are May, June and July, when the sun shines an average of 12 hours 49 minutes a day.Least sunny months in Riaille: January, February and December receive an average of 5 hours 40 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Riaille, 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 135 197 277 344 387 384 408 382 322 262 216 183
Mean daily daylight hours 8h 54m 10h 15m 11h 56m 13h 39m 15h 8m 15h 54m 15h 29m 14h 10m 12h 31m 10h 48m 9h 16m 8h 28m

Solar UV radiation in Riaille, Pays de la Loire, France §

Riaille 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 Riaille UV Index data.

Average daily maximum UV levels by month for Riaille, 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 4 2 2