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Monthly climate in Costaros, Auvergne-Rhône-Alpes, France

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Costaros features a oceanic climate (Cfb).Temperatures typically range between 1 °C (34 °F) and 18 °C (65 °F) through the year, but rarely can drop to -15 °C (5 °F) or can rise to as high as 36 °C (96 °F).The average annual precipitation amounts to about 882 mm (34.7 inches) and receives 143 rainy days on the 1 mm (0.04 inches) threshold annually.Costaros enjoys an average of 3640 hours of sunshine throughout the year, and daylight varies from 8 hours 48 minutes to 15 hours 33 minutes per day.

Monthly average temperatures in Costaros, Auvergne-Rhône-Alpes, France §

The warmest months in Costaros are June, July and August, with daily mean temperatures ranging from 16 to 18 °C (61 - 65 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 1 to 4 °C (34 - 39 °F) throughout the day. On average each year, Costaros experiences 34 days above 25 °C (77.0 °F) and 76 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Costaros, Auvergne-Rhône-Alpes, 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
(60°F)		 19°C
(67°F)		 20°C
(68°F)		 24°C
(75°F)		 28°C
(84°F)		 36°C
(96°F)		 34°C
(94°F)		 34°C
(93°F)		 29°C
(84°F)		 24°C
(75°F)		 20°C
(68°F)		 14°C
(58°F)
Mean maximum 10°C
(51°F)		 16°C
(61°F)		 18°C
(64°F)		 21°C
(70°F)		 24°C
(75°F)		 27°C
(81°F)		 31°C
(88°F)		 31°C
(88°F)		 27°C
(80°F)		 22°C
(71°F)		 16°C
(60°F)		 12°C
(54°F)
Average high 4°C
(40°F)		 8°C
(46°F)		 10°C
(50°F)		 13°C
(56°F)		 16°C
(62°F)		 21°C
(71°F)		 24°C
(76°F)		 24°C
(76°F)		 20°C
(69°F)		 15°C
(59°F)		 8°C
(47°F)		 6°C
(42°F)
Daily mean 1°C
(34°F)		 4°C
(39°F)		 5°C
(42°F)		 8°C
(47°F)		 12°C
(53°F)		 16°C
(61°F)		 18°C
(65°F)		 18°C
(65°F)		 14°C
(58°F)		 10°C
(50°F)		 5°C
(41°F)		 3°C
(37°F)
Average low -2°C
(29°F)		 0°C
(33°F)		 1°C
(34°F)		 3°C
(37°F)		 7°C
(44°F)		 11°C
(52°F)		 13°C
(55°F)		 12°C
(55°F)		 9°C
(49°F)		 6°C
(43°F)		 2°C
(36°F)		 0°C
(33°F)
Mean minimum -7°C
(20°F)		 -6°C
(21°F)		 -5°C
(23°F)		 -4°C
(26°F)		 1°C
(34°F)		 6°C
(43°F)		 8°C
(47°F)		 6°C
(44°F)		 3°C
(37°F)		 -1°C
(31°F)		 -4°C
(25°F)		 -5°C
(24°F)
Minimum -13°C
(9°F)		 -15°C
(5°F)		 -15°C
(5°F)		 -5°C
(23°F)		 -2°C
(28°F)		 2°C
(36°F)		 8°C
(46°F)		 6°C
(43°F)		 2°C
(35°F)		 -3°C
(28°F)		 -5°C
(23°F)		 -6°C
(22°F)

Compare climate in Costaros with other places

Compare temperature, precipitation, sunshine, UV index in Costaros, Auvergne-Rhône-Alpes, France with other places around the world.

Monthly average precipitation in Costaros, Auvergne-Rhône-Alpes, France §

Costaros usually has the most precipitation in May, June and November, with an average of 14 rainy days and 94 mm (3.7 inches) of precipitation per month.The driest months in Costaros are February, August and September. On average, 49 mm (1.9 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Costaros, Auvergne-Rhône-Alpes, 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) 66 (2.6) 46 (1.8) 68 (2.7) 77 (3.0) 104 (4.1) 90 (3.5) 65 (2.5) 52 (2.1) 50 (2.0) 88 (3.4) 90 (3.5) 88 (3.5)
Average precipitation days (≥ 1 mm) 13 10 13 11 15 13 11 8 8 10 14 17

Monthly sunshine hours in Costaros, Auvergne-Rhône-Alpes, France §

The sunniest months in Costaros are June, July and August, when the sun shines an average of 13 hours 25 minutes a day.Least sunny months in Costaros: January, November and December receive an average of 6 hours 16 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Costaros, Auvergne-Rhône-Alpes, 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 156 230 292 339 370 412 424 397 327 267 228 192
Mean daily daylight hours 9h 11m 10h 24m 11h 56m 13h 31m 14h 52m 15h 33m 15h 11m 13h 59m 12h 28m 10h 54m 9h 31m 8h 48m

Solar UV radiation in Costaros, Auvergne-Rhône-Alpes, France §

Costaros experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 9 - 10, which corresponds to the Very High category of sun exposure.January, November 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 Costaros UV Index data.

Average daily maximum UV levels by month for Costaros, Auvergne-Rhône-Alpes, 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 4 6 7 9 10 10 9 7 5 3 2