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Monthly climate in Blois, Centre, France

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Blois features a oceanic climate (Cfb).Temperatures typically range between 5 °C (41 °F) and 21 °C (71 °F) through the year, but rarely can drop to -9 °C (16 °F) or can rise to as high as 41 °C (106 °F).The average annual precipitation amounts to about 728 mm (28.7 inches) and receives 129 rainy days on the 1 mm (0.04 inches) threshold annually.Blois enjoys an average of 3478 hours of sunshine throughout the year, and daylight varies from 8 hours 29 minutes to 15 hours 53 minutes per day.

Monthly average temperatures in Blois, Centre, France §

The warmest months in Blois are June, July and August, with daily mean temperatures ranging from 19 to 21 °C (67 - 71 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 5 to 7 °C (41 - 44 °F) throughout the day. On average each year, Blois experiences 59 days above 25 °C (77.0 °F) and 27 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Blois, Centre, 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)		 22°C
(72°F)		 25°C
(76°F)		 28°C
(83°F)		 32°C
(89°F)		 39°C
(102°F)		 41°C
(106°F)		 38°C
(101°F)		 36°C
(97°F)		 27°C
(81°F)		 20°C
(67°F)		 16°C
(61°F)
Mean maximum 13°C
(56°F)		 17°C
(63°F)		 22°C
(71°F)		 25°C
(78°F)		 28°C
(83°F)		 32°C
(90°F)		 36°C
(97°F)		 35°C
(96°F)		 31°C
(88°F)		 25°C
(77°F)		 18°C
(65°F)		 15°C
(60°F)
Average high 8°C
(46°F)		 10°C
(51°F)		 13°C
(56°F)		 17°C
(63°F)		 20°C
(69°F)		 25°C
(77°F)		 27°C
(81°F)		 27°C
(80°F)		 23°C
(75°F)		 18°C
(64°F)		 12°C
(53°F)		 9°C
(49°F)
Daily mean 5°C
(41°F)		 7°C
(44°F)		 9°C
(48°F)		 12°C
(53°F)		 15°C
(59°F)		 19°C
(67°F)		 21°C
(71°F)		 21°C
(70°F)		 18°C
(64°F)		 13°C
(56°F)		 8°C
(47°F)		 7°C
(44°F)
Average low 2°C
(36°F)		 3°C
(38°F)		 5°C
(40°F)		 6°C
(43°F)		 10°C
(50°F)		 14°C
(58°F)		 16°C
(60°F)		 15°C
(59°F)		 12°C
(54°F)		 9°C
(49°F)		 5°C
(41°F)		 4°C
(39°F)
Mean minimum -3°C
(26°F)		 -4°C
(26°F)		 -2°C
(29°F)		 -1°C
(31°F)		 3°C
(38°F)		 8°C
(48°F)		 11°C
(53°F)		 9°C
(49°F)		 6°C
(43°F)		 2°C
(37°F)		 -2°C
(29°F)		 -2°C
(28°F)
Minimum -7°C
(19°F)		 -9°C
(16°F)		 -9°C
(16°F)		 -3°C
(26°F)		 1°C
(34°F)		 7°C
(44°F)		 9°C
(49°F)		 7°C
(45°F)		 5°C
(41°F)		 1°C
(34°F)		 -3°C
(26°F)		 -4°C
(26°F)

Compare climate in Blois with other places

Compare temperature, precipitation, sunshine, UV index in Blois, Centre, France with other places around the world.

Monthly average precipitation in Blois, Centre, France §

Blois usually has the most precipitation in May, October and December, with an average of 13 rainy days and 84 mm (3.3 inches) of precipitation per month.The driest months in Blois are April, July and August. On average, 37 mm (1.5 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Blois, Centre, 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) 56 (2.2) 63 (2.5) 67 (2.6) 39 (1.5) 79 (3.1) 69 (2.7) 35 (1.4) 38 (1.5) 39 (1.5) 79 (3.1) 69 (2.7) 96 (3.8)
Average precipitation days (≥ 1 mm) 9 13 13 8 13 11 7 8 7 12 12 16

Monthly sunshine hours in Blois, Centre, France §

The sunniest months in Blois are May, June and July, when the sun shines an average of 12 hours 59 minutes a day.Least sunny months in Blois: January, February and December receive an average of 5 hours 32 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Blois, Centre, 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 131 201 267 346 380 398 415 376 322 260 207 170
Mean daily daylight hours 8h 54m 10h 15m 11h 56m 13h 39m 15h 8m 15h 53m 15h 29m 14h 10m 12h 30m 10h 48m 9h 17m 8h 29m

Solar UV radiation in Blois, Centre, France §

Blois 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 Blois UV Index data.

Average daily maximum UV levels by month for Blois, Centre, 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