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Monthly climate in Thehillac, France

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Thehillac features a oceanic climate (Cfb). Temperatures typically range between 6 °C (44 °F) and 20 °C (68 °F) through the year, but rarely can drop to -7 °C (19 °F) or can rise to as high as 37 °C (99 °F). The average annual precipitation amounts to about 759 mm (29.9 inches) and receives 123 rainy days on the 1 mm (0.04 inches) threshold annually. Thehillac enjoys an average of 3633 hours of sunshine throughout the year, and daylight varies from 8 hours 30 minutes to 15 hours 52 minutes per day.

Monthly average temperatures in Thehillac, France

The warmest months in Thehillac 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 6 to 8 °C (44 - 46 °F) throughout the day. On average each year, Thehillac experiences 34 days above 25 °C (77.0 °F) and 16 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Thehillac. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum16°C
(61°F)		21°C
(69°F)		23°C
(74°F)		26°C
(80°F)		30°C
(86°F)		36°C
(97°F)		36°C
(97°F)		37°C
(99°F)		33°C
(91°F)		25°C
(77°F)		18°C
(65°F)		16°C
(61°F)
Mean maximum14°C
(57°F)		16°C
(61°F)		20°C
(68°F)		24°C
(76°F)		27°C
(80°F)		30°C
(87°F)		33°C
(91°F)		33°C
(92°F)		29°C
(84°F)		22°C
(72°F)		17°C
(63°F)		15°C
(59°F)
Average high9°C
(49°F)		11°C
(52°F)		13°C
(56°F)		16°C
(62°F)		19°C
(67°F)		22°C
(73°F)		25°C
(77°F)		24°C
(75°F)		22°C
(72°F)		17°C
(63°F)		12°C
(55°F)		10°C
(51°F)
Daily mean6°C
(44°F)		8°C
(46°F)		9°C
(49°F)		12°C
(53°F)		15°C
(59°F)		18°C
(65°F)		20°C
(68°F)		19°C
(67°F)		17°C
(63°F)		13°C
(56°F)		9°C
(48°F)		8°C
(46°F)
Average low4°C
(39°F)		4°C
(40°F)		5°C
(42°F)		7°C
(44°F)		10°C
(50°F)		13°C
(57°F)		15°C
(59°F)		14°C
(58°F)		12°C
(55°F)		10°C
(50°F)		6°C
(43°F)		5°C
(42°F)
Mean minimum-3°C
(27°F)		-2°C
(29°F)		-1°C
(30°F)		0°C
(32°F)		4°C
(39°F)		8°C
(47°F)		11°C
(52°F)		10°C
(50°F)		7°C
(45°F)		4°C
(39°F)		-0°C
(32°F)		-2°C
(29°F)
Minimum-7°C
(21°F)		-6°C
(22°F)		-7°C
(19°F)		-3°C
(27°F)		1°C
(34°F)		7°C
(44°F)		9°C
(48°F)		9°C
(48°F)		6°C
(42°F)		1°C
(34°F)		-2°C
(29°F)		-3°C
(27°F)

Compare climate in Thehillac with other places

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

Monthly average precipitation in Thehillac, France

Thehillac usually has the most precipitation in June, October and December, with an average of 12 rainy days and 89 mm (3.5 inches) of precipitation per month. The driest months in Thehillac are January, August and September. On average, 43 mm (1.7 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Thehillac. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)45 (1.8)63 (2.5)64 (2.5)49 (1.9)66 (2.6)84 (3.3)46 (1.8)45 (1.8)39 (1.6)84 (3.3)74 (2.9)99 (3.9)
Average precipitation days (≥ 1 mm)9121181111898111114

Monthly sunshine hours in Thehillac, France

The sunniest months in Thehillac are May, June and July, when the sun shines an average of 13 hours 21 minutes a day. Least sunny months in Thehillac: January, February and December receive an average of 5 hours 50 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Thehillac. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours139203292353402403423396331272224189
Mean daily daylight hours8h 55m10h 15m11h 56m13h 39m15h 7m15h 52m15h 28m14h 9m12h 30m10h 48m9h 17m8h 30m

Solar UV radiation in Thehillac, France

Thehillac 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 Thehillac UV Index data.

Average daily maximum UV levels by month for Thehillac. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)235689986422