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Monthly climate in Rantsila, Finland

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Rantsila features a subarctic climate (Dfc). Temperatures typically range between -8 °C (18 °F) and 16 °C (62 °F) through the year, but rarely can drop to -32 °C (-25 °F) or can rise to as high as 30 °C (87 °F). The average annual precipitation amounts to about 722 mm (28.4 inches) and receives 139 rainy days on the 1 mm (0.04 inches) threshold annually. Rantsila enjoys an average of 3105 hours of sunshine throughout the year, and daylight varies from 4 hours 7 minutes to 21 hours 6 minutes per day.

Monthly average temperatures in Rantsila, Finland

The warmest months in Rantsila are June, July and August, with daily mean temperatures ranging from 14 to 16 °C (58 - 62 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -8 to -4 °C (18 - 24 °F) throughout the day. On average each year, Rantsila experiences 10 days above 25 °C (77.0 °F) and 169 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Rantsila. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum6°C
(43°F)		6°C
(42°F)		9°C
(49°F)		20°C
(69°F)		27°C
(82°F)		30°C
(86°F)		30°C
(87°F)		30°C
(86°F)		24°C
(76°F)		20°C
(69°F)		10°C
(50°F)		5°C
(41°F)
Mean maximum3°C
(38°F)		4°C
(39°F)		7°C
(46°F)		15°C
(59°F)		23°C
(74°F)		25°C
(78°F)		27°C
(82°F)		25°C
(78°F)		20°C
(68°F)		14°C
(57°F)		8°C
(46°F)		3°C
(38°F)
Average high-5°C
(24°F)		-5°C
(24°F)		0°C
(33°F)		6°C
(43°F)		12°C
(55°F)		19°C
(66°F)		21°C
(70°F)		18°C
(65°F)		13°C
(55°F)		6°C
(43°F)		1°C
(34°F)		-3°C
(28°F)
Daily mean-7°C
(20°F)		-8°C
(18°F)		-4°C
(26°F)		2°C
(35°F)		8°C
(47°F)		14°C
(58°F)		16°C
(62°F)		14°C
(58°F)		9°C
(49°F)		4°C
(39°F)		-1°C
(31°F)		-4°C
(24°F)
Average low-10°C
(15°F)		-12°C
(11°F)		-8°C
(18°F)		-3°C
(27°F)		2°C
(37°F)		9°C
(48°F)		11°C
(52°F)		9°C
(49°F)		5°C
(42°F)		1°C
(34°F)		-3°C
(27°F)		-7°C
(20°F)
Mean minimum-26°C
(-14°F)		-24°C
(-11°F)		-23°C
(-9°F)		-12°C
(11°F)		-4°C
(26°F)		3°C
(38°F)		4°C
(40°F)		2°C
(36°F)		-3°C
(27°F)		-9°C
(16°F)		-14°C
(7°F)		-18°C
(1°F)
Minimum-32°C
(-25°F)		-27°C
(-16°F)		-31°C
(-24°F)		-15°C
(5°F)		-6°C
(22°F)		-1°C
(31°F)		2°C
(36°F)		-1°C
(31°F)		-7°C
(19°F)		-14°C
(7°F)		-19°C
(-1°F)		-23°C
(-9°F)

Compare climate in Rantsila with other places

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

Monthly average precipitation in Rantsila, Finland

Rantsila usually has the most precipitation in July, August and October, with an average of 14 rainy days and 87 mm (3.4 inches) of precipitation per month. The driest months in Rantsila are January, February and March. On average, 38 mm (1.5 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Rantsila. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)39 (1.5)38 (1.5)38 (1.5)43 (1.7)56 (2.2)58 (2.3)89 (3.5)93 (3.7)76 (3.0)79 (3.1)62 (2.4)52 (2.0)
Average precipitation days (≥ 1 mm)1081181110121513151313

Monthly sunshine hours in Rantsila, Finland

The sunniest months in Rantsila are May, June and July, when the sun shines an average of 15 hours 30 minutes a day. Least sunny months in Rantsila: January, November and December receive an average of 1 hours 24 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Rantsila. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours361312653534365014873952651396625
Mean daily daylight hours5h 20m8h 29m11h 49m15h 12m18h 38m21h 6m19h 41m16h 19m12h 57m9h 37m6h 19m4h 7m

Solar UV radiation in Rantsila, Finland

Rantsila experiences the highest level of ultraviolet (UV) radiation in April, June and July, when the maximum UV index can reach values of 4 - 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 Rantsila UV Index data.

Average daily maximum UV levels by month for Rantsila. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)113446643211