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Monthly climate in Larsmo, Finland

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Larsmo features a subarctic climate (Dfc). Temperatures typically range between -5 °C (23 °F) and 17 °C (62 °F) through the year, but rarely can drop to -23 °C (-9 °F) or can rise to as high as 30 °C (87 °F). The average annual precipitation amounts to about 693 mm (27.3 inches) and receives 131 rainy days on the 1 mm (0.04 inches) threshold annually. Larsmo enjoys an average of 3249 hours of sunshine throughout the year, and daylight varies from 4 hours 34 minutes to 20 hours 28 minutes per day.

Monthly average temperatures in Larsmo, Finland

The warmest months in Larsmo are June, July and August, with daily mean temperatures ranging from 13 to 17 °C (56 - 62 °F) throughout the day. The coldest temperatures usually occur in January, February and March, when daily mean temperatures range from -5 to -2 °C (23 - 28 °F) throughout the day. On average each year, Larsmo experiences 4 days above 25 °C (77.0 °F) and 136 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Larsmo. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum6°C
(44°F)		5°C
(42°F)		7°C
(45°F)		14°C
(58°F)		21°C
(71°F)		26°C
(79°F)		30°C
(87°F)		30°C
(86°F)		22°C
(72°F)		17°C
(62°F)		11°C
(51°F)		6°C
(42°F)
Mean maximum4°C
(40°F)		3°C
(38°F)		6°C
(43°F)		10°C
(51°F)		19°C
(66°F)		21°C
(71°F)		26°C
(79°F)		24°C
(76°F)		19°C
(66°F)		13°C
(56°F)		8°C
(47°F)		4°C
(40°F)
Average high-2°C
(29°F)		-3°C
(27°F)		0°C
(32°F)		4°C
(40°F)		10°C
(49°F)		16°C
(61°F)		19°C
(67°F)		18°C
(64°F)		13°C
(56°F)		7°C
(46°F)		3°C
(38°F)		-0°C
(32°F)
Daily mean-3°C
(26°F)		-5°C
(23°F)		-2°C
(28°F)		1°C
(35°F)		7°C
(44°F)		13°C
(56°F)		17°C
(62°F)		15°C
(60°F)		11°C
(52°F)		6°C
(43°F)		2°C
(36°F)		-1°C
(30°F)
Average low-5°C
(23°F)		-8°C
(19°F)		-5°C
(23°F)		-2°C
(30°F)		3°C
(38°F)		10°C
(50°F)		13°C
(56°F)		13°C
(55°F)		9°C
(48°F)		4°C
(40°F)		1°C
(33°F)		-3°C
(27°F)
Mean minimum-16°C
(3°F)		-17°C
(2°F)		-16°C
(4°F)		-7°C
(20°F)		-2°C
(30°F)		5°C
(42°F)		9°C
(48°F)		8°C
(46°F)		4°C
(39°F)		-2°C
(28°F)		-7°C
(20°F)		-10°C
(14°F)
Minimum-22°C
(-7°F)		-23°C
(-9°F)		-23°C
(-9°F)		-11°C
(12°F)		-3°C
(28°F)		2°C
(36°F)		7°C
(44°F)		7°C
(45°F)		2°C
(36°F)		-5°C
(24°F)		-14°C
(7°F)		-19°C
(-1°F)

Compare climate in Larsmo with other places

Compare temperature, precipitation, sunshine, UV index in Larsmo, Finland with other places around the world.

Monthly average precipitation in Larsmo, Finland

Larsmo usually has the most precipitation in August, September and October, with an average of 14 rainy days and 86 mm (3.4 inches) of precipitation per month. The driest months in Larsmo are January, March and April. On average, 39 mm (1.5 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Larsmo. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)38 (1.5)41 (1.6)40 (1.6)37 (1.5)49 (1.9)48 (1.9)64 (2.5)85 (3.4)79 (3.1)94 (3.7)64 (2.5)52 (2.1)
Average precipitation days (≥ 1 mm)10810788101513161313

Monthly sunshine hours in Larsmo, Finland

The sunniest months in Larsmo are May, June and July, when the sun shines an average of 15 hours 42 minutes a day. Least sunny months in Larsmo: January, November and December receive an average of 1 hours 46 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Larsmo. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours371372693614485054904172771788838
Mean daily daylight hours5h 41m8h 37m11h 49m15h 5m18h 18m20h 28m19h 15m16h 8m12h 55m9h 43m6h 35m4h 34m

Solar UV radiation in Larsmo, Finland

Larsmo experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 5 - 6, which corresponds to the Moderate / High category of sun exposure. January, February and November are in the Low exposure category. In these months, the maximum values of the UV index do not exceed 1. For more detailed information, check out our hourly Larsmo UV Index data.

Average daily maximum UV levels by month for Larsmo. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)113456653211