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Monthly climate in Puumala, Finland

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Puumala features a subarctic climate (Dfc). Temperatures typically range between -6 °C (22 °F) and 18 °C (65 °F) through the year, but rarely can drop to -25 °C (-13 °F) or can rise to as high as 30 °C (87 °F). The average annual precipitation amounts to about 886 mm (34.9 inches) and receives 165 rainy days on the 1 mm (0.04 inches) threshold annually. Puumala enjoys an average of 3100 hours of sunshine throughout the year, and daylight varies from 5 hours 28 minutes to 19 hours 18 minutes per day.

Monthly average temperatures in Puumala, Finland

The warmest months in Puumala are June, July and August, with daily mean temperatures ranging from 16 to 18 °C (62 - 65 °F) throughout the day. The coldest temperatures usually occur in January, February and March, when daily mean temperatures range from -6 to -3 °C (22 - 27 °F) throughout the day. On average each year, Puumala experiences 9 days above 25 °C (77.0 °F) and 137 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Puumala. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum5°C
(41°F)		4°C
(39°F)		6°C
(44°F)		15°C
(60°F)		24°C
(75°F)		29°C
(85°F)		30°C
(87°F)		28°C
(83°F)		21°C
(71°F)		15°C
(59°F)		10°C
(50°F)		4°C
(39°F)
Mean maximum2°C
(37°F)		3°C
(37°F)		5°C
(41°F)		11°C
(51°F)		20°C
(69°F)		24°C
(76°F)		27°C
(81°F)		24°C
(75°F)		18°C
(65°F)		13°C
(55°F)		8°C
(46°F)		3°C
(37°F)
Average high-3°C
(27°F)		-4°C
(26°F)		-0°C
(32°F)		4°C
(40°F)		11°C
(53°F)		19°C
(67°F)		21°C
(69°F)		19°C
(66°F)		13°C
(56°F)		7°C
(46°F)		3°C
(38°F)		-1°C
(30°F)
Daily mean-5°C
(24°F)		-6°C
(22°F)		-3°C
(27°F)		1°C
(35°F)		8°C
(48°F)		16°C
(62°F)		18°C
(65°F)		17°C
(62°F)		12°C
(53°F)		6°C
(43°F)		2°C
(36°F)		-3°C
(27°F)
Average low-7°C
(20°F)		-7°C
(19°F)		-5°C
(23°F)		-1°C
(30°F)		6°C
(42°F)		14°C
(57°F)		16°C
(61°F)		14°C
(58°F)		10°C
(50°F)		5°C
(41°F)		1°C
(34°F)		-4°C
(25°F)
Mean minimum-18°C
(-1°F)		-17°C
(2°F)		-15°C
(6°F)		-7°C
(20°F)		-0°C
(31°F)		8°C
(46°F)		11°C
(52°F)		10°C
(51°F)		5°C
(41°F)		-1°C
(31°F)		-6°C
(22°F)		-10°C
(14°F)
Minimum-25°C
(-13°F)		-22°C
(-7°F)		-22°C
(-6°F)		-10°C
(15°F)		-4°C
(25°F)		3°C
(38°F)		10°C
(50°F)		10°C
(49°F)		3°C
(37°F)		-3°C
(27°F)		-9°C
(17°F)		-18°C
(0°F)

Compare climate in Puumala with other places

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

Monthly average precipitation in Puumala, Finland

Puumala usually has the most precipitation in August, September and October, with an average of 17 rainy days and 107 mm (4.2 inches) of precipitation per month. The driest months in Puumala are January, March and April. On average, 47 mm (1.9 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Puumala. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)52 (2.0)53 (2.1)47 (1.9)42 (1.7)52 (2.1)67 (2.6)90 (3.5)111 (4.4)93 (3.7)117 (4.6)82 (3.2)80 (3.2)
Average precipitation days (≥ 1 mm)1312129910131615201818

Monthly sunshine hours in Puumala, Finland

The sunniest months in Puumala are May, June and July, when the sun shines an average of 15 hours 12 minutes a day. Least sunny months in Puumala: January, November and December receive an average of 1 hours 27 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Puumala. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours331342443534344854793892671767624
Mean daily daylight hours6h 23m8h 56m11h 50m14h 48m17h 36m19h 18m18h 22m15h 44m12h 50m9h 55m7h 8m5h 28m

Solar UV radiation in Puumala, Finland

Puumala experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 5 - 7, 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 Puumala UV Index data.

Average daily maximum UV levels by month for Puumala. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)113456753211