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Monthly climate in Hyrynsalmi, Finland

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Hyrynsalmi features a subarctic climate (Dfc). Temperatures typically range between -9 °C (15 °F) and 16 °C (61 °F) through the year, but rarely can drop to -33 °C (-27 °F) or can rise to as high as 32 °C (89 °F). The average annual precipitation amounts to about 818 mm (32.2 inches) and receives 149 rainy days on the 1 mm (0.04 inches) threshold annually. Hyrynsalmi enjoys an average of 2923 hours of sunshine throughout the year, and daylight varies from 4 hours 1 minutes to 21 hours 15 minutes per day.

Monthly average temperatures in Hyrynsalmi, Finland

The warmest months in Hyrynsalmi are June, July and August, with daily mean temperatures ranging from 13 to 16 °C (56 - 61 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -9 to -6 °C (15 - 22 °F) throughout the day. On average each year, Hyrynsalmi experiences 10 days above 25 °C (77.0 °F) and 184 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Hyrynsalmi. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum5°C
(41°F)		5°C
(41°F)		10°C
(51°F)		18°C
(64°F)		28°C
(82°F)		30°C
(86°F)		32°C
(89°F)		30°C
(87°F)		23°C
(74°F)		19°C
(66°F)		8°C
(47°F)		3°C
(38°F)
Mean maximum2°C
(35°F)		2°C
(36°F)		7°C
(45°F)		12°C
(55°F)		21°C
(70°F)		26°C
(78°F)		28°C
(83°F)		25°C
(77°F)		19°C
(67°F)		13°C
(55°F)		6°C
(43°F)		2°C
(36°F)
Average high-6°C
(21°F)		-7°C
(20°F)		-1°C
(30°F)		4°C
(40°F)		11°C
(51°F)		18°C
(65°F)		20°C
(69°F)		17°C
(63°F)		12°C
(53°F)		5°C
(41°F)		-0°C
(32°F)		-4°C
(25°F)
Daily mean-9°C
(17°F)		-9°C
(15°F)		-5°C
(23°F)		1°C
(33°F)		6°C
(44°F)		14°C
(57°F)		16°C
(61°F)		13°C
(56°F)		8°C
(47°F)		3°C
(37°F)		-2°C
(29°F)		-6°C
(22°F)
Average low-11°C
(12°F)		-12°C
(10°F)		-9°C
(16°F)		-4°C
(25°F)		1°C
(34°F)		8°C
(47°F)		11°C
(51°F)		9°C
(49°F)		5°C
(41°F)		1°C
(34°F)		-4°C
(25°F)		-8°C
(18°F)
Mean minimum-26°C
(-15°F)		-23°C
(-10°F)		-22°C
(-7°F)		-12°C
(11°F)		-6°C
(22°F)		3°C
(38°F)		5°C
(42°F)		3°C
(38°F)		-2°C
(28°F)		-8°C
(18°F)		-15°C
(6°F)		-18°C
(-0°F)
Minimum-33°C
(-27°F)		-28°C
(-18°F)		-28°C
(-18°F)		-16°C
(4°F)		-8°C
(18°F)		-1°C
(31°F)		5°C
(41°F)		2°C
(36°F)		-5°C
(23°F)		-11°C
(12°F)		-20°C
(-4°F)		-21°C
(-6°F)

Compare climate in Hyrynsalmi with other places

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

Monthly average precipitation in Hyrynsalmi, Finland

Hyrynsalmi usually has the most precipitation in July, August and October, with an average of 13 rainy days and 94 mm (3.7 inches) of precipitation per month. The driest months in Hyrynsalmi are January, February and April. On average, 44 mm (1.7 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Hyrynsalmi. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)46 (1.8)41 (1.6)48 (1.9)43 (1.7)58 (2.3)73 (2.9)87 (3.4)106 (4.2)86 (3.4)88 (3.5)77 (3.0)66 (2.6)
Average precipitation days (≥ 1 mm)1291291012101613151516

Monthly sunshine hours in Hyrynsalmi, Finland

The sunniest months in Hyrynsalmi are May, June and July, when the sun shines an average of 15 hours 17 minutes a day. Least sunny months in Hyrynsalmi: January, November and December receive an average of 0 hours 56 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Hyrynsalmi. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours301202533484334784943642331104115
Mean daily daylight hours5h 16m8h 27m11h 49m15h 14m18h 42m21h 15m19h 47m16h 21m12h 57m9h 36m6h 16m4h 1m

Solar UV radiation in Hyrynsalmi, Finland

Hyrynsalmi 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 Hyrynsalmi UV Index data.

Average daily maximum UV levels by month for Hyrynsalmi. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)112356653211