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Monthly climate in Sulkava, Finland

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Sulkava features a subarctic climate (Dfc). Temperatures typically range between -6 °C (22 °F) and 18 °C (64 °F) through the year, but rarely can drop to -27 °C (-16 °F) or can rise to as high as 31 °C (89 °F). The average annual precipitation amounts to about 731 mm (28.8 inches) and receives 151 rainy days on the 1 mm (0.04 inches) threshold annually. Sulkava enjoys an average of 3100 hours of sunshine throughout the year, and daylight varies from 5 hours 23 minutes to 19 hours 25 minutes per day.

Monthly average temperatures in Sulkava, Finland

The warmest months in Sulkava are June, July and August, with daily mean temperatures ranging from 16 to 18 °C (61 - 64 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -6 to -3 °C (22 - 26 °F) throughout the day. On average each year, Sulkava experiences 10 days above 25 °C (77.0 °F) and 143 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Sulkava. 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)		10°C
(51°F)		18°C
(64°F)		26°C
(78°F)		31°C
(89°F)		31°C
(88°F)		29°C
(84°F)		22°C
(72°F)		18°C
(64°F)		10°C
(51°F)		4°C
(40°F)
Mean maximum3°C
(38°F)		3°C
(38°F)		7°C
(45°F)		14°C
(57°F)		22°C
(72°F)		26°C
(79°F)		28°C
(83°F)		25°C
(77°F)		19°C
(67°F)		14°C
(58°F)		8°C
(47°F)		3°C
(37°F)
Average high-3°C
(26°F)		-4°C
(26°F)		1°C
(33°F)		6°C
(43°F)		14°C
(57°F)		20°C
(68°F)		21°C
(70°F)		19°C
(66°F)		13°C
(56°F)		7°C
(45°F)		3°C
(37°F)		-2°C
(29°F)
Daily mean-5°C
(23°F)		-6°C
(22°F)		-3°C
(28°F)		2°C
(37°F)		10°C
(50°F)		16°C
(61°F)		18°C
(64°F)		16°C
(61°F)		11°C
(51°F)		5°C
(42°F)		1°C
(34°F)		-3°C
(26°F)
Average low-8°C
(19°F)		-9°C
(17°F)		-6°C
(21°F)		-1°C
(30°F)		5°C
(42°F)		12°C
(54°F)		14°C
(57°F)		12°C
(55°F)		8°C
(46°F)		4°C
(39°F)		-0°C
(32°F)		-5°C
(23°F)
Mean minimum-22°C
(-7°F)		-20°C
(-3°F)		-17°C
(1°F)		-9°C
(17°F)		-1°C
(30°F)		6°C
(43°F)		8°C
(47°F)		8°C
(47°F)		2°C
(35°F)		-3°C
(27°F)		-8°C
(17°F)		-13°C
(10°F)
Minimum-27°C
(-16°F)		-26°C
(-15°F)		-24°C
(-12°F)		-12°C
(10°F)		-4°C
(26°F)		1°C
(34°F)		7°C
(45°F)		7°C
(46°F)		-1°C
(31°F)		-5°C
(24°F)		-12°C
(10°F)		-22°C
(-8°F)

Compare climate in Sulkava with other places

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

Monthly average precipitation in Sulkava, Finland

Sulkava usually has the most precipitation in July, August and October, with an average of 13 rainy days and 77 mm (3.0 inches) of precipitation per month. The driest months in Sulkava are February, March and April. On average, 46 mm (1.8 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Sulkava. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)48 (1.9)47 (1.8)45 (1.8)45 (1.8)52 (2.0)64 (2.5)72 (2.8)85 (3.3)71 (2.8)75 (2.9)55 (2.2)72 (2.8)
Average precipitation days (≥ 1 mm)121112111111121513141316

Monthly sunshine hours in Sulkava, Finland

The sunniest months in Sulkava are May, June and July, when the sun shines an average of 15 hours 12 minutes a day. Least sunny months in Sulkava: 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 Sulkava. 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 18m8h 54m11h 50m14h 50m17h 41m19h 25m18h 28m15h 47m12h 51m9h 54m7h 5m5h 23m

Solar UV radiation in Sulkava, Finland

Sulkava 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 Sulkava UV Index data.

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