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Monthly climate in La Balme-les-Grottes, France

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification La Balme-les-Grottes features a oceanic climate (Cfb). Temperatures typically range between 3 °C (38 °F) and 23 °C (74 °F) through the year, but rarely can drop to -10 °C (15 °F) or can rise to as high as 40 °C (104 °F). The average annual precipitation amounts to about 947 mm (37.3 inches) and receives 116 rainy days on the 1 mm (0.04 inches) threshold annually. La Balme-les-Grottes enjoys an average of 3578 hours of sunshine throughout the year, and daylight varies from 8 hours 43 minutes to 15 hours 38 minutes per day.

Monthly average temperatures in La Balme-les-Grottes, France

The warmest months in La Balme-les-Grottes are June, July and August, with daily mean temperatures ranging from 21 to 23 °C (70 - 74 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 3 to 6 °C (38 - 44 °F) throughout the day. On average each year, La Balme-les-Grottes experiences 78 days above 25 °C (77.0 °F) and 38 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in La Balme-les-Grottes. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum15°C
(59°F)		20°C
(68°F)		23°C
(74°F)		28°C
(82°F)		33°C
(92°F)		38°C
(100°F)		40°C
(104°F)		40°C
(103°F)		34°C
(93°F)		27°C
(80°F)		20°C
(69°F)		16°C
(62°F)
Mean maximum13°C
(56°F)		18°C
(65°F)		21°C
(70°F)		25°C
(77°F)		29°C
(85°F)		32°C
(90°F)		36°C
(98°F)		37°C
(99°F)		32°C
(89°F)		25°C
(77°F)		19°C
(67°F)		15°C
(59°F)
Average high7°C
(45°F)		11°C
(52°F)		14°C
(58°F)		18°C
(65°F)		21°C
(71°F)		27°C
(80°F)		29°C
(85°F)		29°C
(85°F)		25°C
(77°F)		18°C
(65°F)		11°C
(53°F)		8°C
(47°F)
Daily mean3°C
(38°F)		6°C
(44°F)		9°C
(48°F)		12°C
(55°F)		16°C
(61°F)		21°C
(70°F)		23°C
(74°F)		23°C
(73°F)		19°C
(66°F)		13°C
(56°F)		8°C
(46°F)		5°C
(42°F)
Average low0°C
(33°F)		2°C
(36°F)		4°C
(40°F)		7°C
(44°F)		11°C
(52°F)		16°C
(60°F)		17°C
(63°F)		17°C
(63°F)		13°C
(56°F)		9°C
(49°F)		5°C
(41°F)		2°C
(37°F)
Mean minimum-5°C
(24°F)		-4°C
(25°F)		-3°C
(27°F)		-1°C
(30°F)		5°C
(41°F)		10°C
(51°F)		12°C
(55°F)		11°C
(52°F)		7°C
(45°F)		3°C
(37°F)		-1°C
(30°F)		-4°C
(26°F)
Minimum-9°C
(16°F)		-7°C
(19°F)		-10°C
(15°F)		-3°C
(26°F)		2°C
(35°F)		8°C
(46°F)		12°C
(53°F)		10°C
(49°F)		6°C
(43°F)		1°C
(35°F)		-4°C
(25°F)		-5°C
(24°F)

Compare climate in La Balme-les-Grottes with other places

Compare temperature, precipitation, sunshine, UV index in La Balme-les-Grottes, France with other places around the world.

Monthly average precipitation in La Balme-les-Grottes, France

La Balme-les-Grottes usually has the most precipitation in May, November and December, with an average of 13 rainy days and 120 mm (4.7 inches) of precipitation per month. The driest months in La Balme-les-Grottes are April, August and September. On average, 47 mm (1.8 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in La Balme-les-Grottes. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)84 (3.3)66 (2.6)83 (3.3)42 (1.6)109 (4.3)72 (2.8)51 (2.0)48 (1.9)51 (2.0)92 (3.6)95 (3.7)155 (6.1)
Average precipitation days (≥ 1 mm)101012612986691216

Monthly sunshine hours in La Balme-les-Grottes, France

The sunniest months in La Balme-les-Grottes are June, July and August, when the sun shines an average of 13 hours 9 minutes a day. Least sunny months in La Balme-les-Grottes: January, November and December receive an average of 5 hours 49 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in La Balme-les-Grottes. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours145224294348361404416389328274209181
Mean daily daylight hours9h 7m10h 22m11h 56m13h 33m14h 56m15h 38m15h 16m14h 2m12h 29m10h 52m9h 27m8h 43m

Solar UV radiation in La Balme-les-Grottes, France

La Balme-les-Grottes experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 8 - 10, which corresponds to the Very High category of sun exposure. January, February 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 La Balme-les-Grottes UV Index data.

Average daily maximum UV levels by month for La Balme-les-Grottes. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)2356810986532