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Monthly climate in Salla, Finland

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Salla features a subarctic climate (Dfc). Temperatures typically range between -11 °C (12 °F) and 15 °C (60 °F) through the year, but rarely can drop to -31 °C (-24 °F) or can rise to as high as 30 °C (86 °F). The average annual precipitation amounts to about 739 mm (29.1 inches) and receives 150 rainy days on the 1 mm (0.04 inches) threshold annually. Salla enjoys an average of 2784 hours of sunshine throughout the year, and daylight varies from 5 hours 25 minutes to 23 hours 56 minutes per day.

Monthly average temperatures in Salla, Finland

The warmest months in Salla are June, July and August, with daily mean temperatures ranging from 12 to 15 °C (54 - 60 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -11 to -7 °C (12 - 19 °F) throughout the day. On average each year, Salla experiences 5 days above 25 °C (77.0 °F) and 196 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Salla. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum3°C
(37°F)		4°C
(40°F)		8°C
(46°F)		17°C
(63°F)		24°C
(76°F)		27°C
(81°F)		30°C
(86°F)		30°C
(86°F)		22°C
(72°F)		13°C
(56°F)		7°C
(44°F)		2°C
(36°F)
Mean maximum0°C
(33°F)		1°C
(35°F)		5°C
(41°F)		11°C
(52°F)		19°C
(67°F)		24°C
(75°F)		27°C
(81°F)		24°C
(75°F)		18°C
(65°F)		11°C
(51°F)		5°C
(41°F)		1°C
(34°F)
Average high-8°C
(18°F)		-8°C
(18°F)		-2°C
(28°F)		3°C
(38°F)		9°C
(49°F)		16°C
(61°F)		19°C
(67°F)		16°C
(61°F)		10°C
(51°F)		3°C
(37°F)		-2°C
(29°F)		-5°C
(23°F)
Daily mean-11°C
(13°F)		-11°C
(12°F)		-6°C
(21°F)		-1°C
(31°F)		5°C
(42°F)		12°C
(54°F)		15°C
(60°F)		12°C
(54°F)		7°C
(45°F)		1°C
(34°F)		-4°C
(25°F)		-7°C
(19°F)
Average low-14°C
(7°F)		-14°C
(6°F)		-11°C
(13°F)		-5°C
(23°F)		0°C
(33°F)		7°C
(45°F)		10°C
(51°F)		8°C
(47°F)		4°C
(39°F)		-1°C
(31°F)		-6°C
(22°F)		-10°C
(14°F)
Mean minimum-27°C
(-16°F)		-25°C
(-12°F)		-23°C
(-8°F)		-13°C
(9°F)		-7°C
(19°F)		3°C
(37°F)		3°C
(38°F)		1°C
(34°F)		-3°C
(27°F)		-12°C
(10°F)		-17°C
(1°F)		-23°C
(-9°F)
Minimum-31°C
(-24°F)		-28°C
(-18°F)		-29°C
(-20°F)		-17°C
(1°F)		-10°C
(15°F)		-1°C
(30°F)		2°C
(36°F)		-1°C
(30°F)		-6°C
(21°F)		-15°C
(5°F)		-21°C
(-6°F)		-30°C
(-21°F)

Compare climate in Salla with other places

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

Monthly average precipitation in Salla, Finland

Salla usually has the most precipitation in June, August and October, with an average of 15 rainy days and 90 mm (3.5 inches) of precipitation per month. The driest months in Salla are January, February and April. On average, 39 mm (1.5 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Salla. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)39 (1.5)36 (1.4)43 (1.7)41 (1.6)49 (1.9)85 (3.4)74 (2.9)104 (4.1)72 (2.8)80 (3.1)61 (2.4)54 (2.1)
Average precipitation days (≥ 1 mm)1291291114111613151414

Monthly sunshine hours in Salla, Finland

The sunniest months in Salla are May, June and July, when the sun shines an average of 14 hours 50 minutes a day. Least sunny months in Salla: January, November and December receive an average of 0 hours 44 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Salla. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours2111024732741746148634722791433
Mean daily daylight hours5h 31m8h 1m11h 47m15h 36m19h 53m23h 56m21h 41m16h 54m13h 4m9h 19m5h 25m17h 40m

Solar UV radiation in Salla, Finland

Salla experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 4 - 6, which corresponds to the Moderate / High category of sun exposure. January, February and October 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 Salla UV Index data.

Average daily maximum UV levels by month for Salla. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)112345643111