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Monthly climate in Valkeakoski, Finland

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Valkeakoski features a subarctic climate (Dfc). Temperatures typically range between -5 °C (24 °F) and 17 °C (63 °F) through the year, but rarely can drop to -27 °C (-16 °F) or can rise to as high as 30 °C (86 °F). The average annual precipitation amounts to about 715 mm (28.2 inches) and receives 141 rainy days on the 1 mm (0.04 inches) threshold annually. Valkeakoski enjoys an average of 3092 hours of sunshine throughout the year, and daylight varies from 5 hours 34 minutes to 19 hours 11 minutes per day.

Monthly average temperatures in Valkeakoski, Finland

The warmest months in Valkeakoski are June, July and August, with daily mean temperatures ranging from 16 to 17 °C (61 - 63 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -5 to -2 °C (24 - 29 °F) throughout the day. On average each year, Valkeakoski experiences 10 days above 25 °C (77.0 °F) and 128 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Valkeakoski. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum7°C
(45°F)		6°C
(44°F)		11°C
(52°F)		19°C
(66°F)		27°C
(81°F)		30°C
(86°F)		30°C
(86°F)		29°C
(84°F)		22°C
(73°F)		17°C
(63°F)		12°C
(54°F)		5°C
(42°F)
Mean maximum4°C
(39°F)		4°C
(40°F)		9°C
(48°F)		14°C
(57°F)		23°C
(73°F)		25°C
(77°F)		27°C
(81°F)		25°C
(77°F)		20°C
(68°F)		15°C
(58°F)		10°C
(49°F)		4°C
(40°F)
Average high-2°C
(29°F)		-2°C
(29°F)		2°C
(36°F)		7°C
(45°F)		14°C
(57°F)		19°C
(67°F)		21°C
(69°F)		19°C
(67°F)		14°C
(57°F)		8°C
(47°F)		4°C
(39°F)		-0°C
(32°F)
Daily mean-4°C
(26°F)		-5°C
(24°F)		-2°C
(30°F)		3°C
(38°F)		10°C
(50°F)		16°C
(61°F)		17°C
(63°F)		16°C
(61°F)		11°C
(52°F)		6°C
(43°F)		2°C
(36°F)		-2°C
(29°F)
Average low-6°C
(22°F)		-7°C
(19°F)		-5°C
(23°F)		-1°C
(31°F)		5°C
(42°F)		12°C
(53°F)		13°C
(56°F)		12°C
(55°F)		8°C
(47°F)		4°C
(40°F)		1°C
(33°F)		-3°C
(26°F)
Mean minimum-19°C
(-2°F)		-19°C
(-2°F)		-16°C
(3°F)		-8°C
(19°F)		-1°C
(31°F)		6°C
(44°F)		8°C
(47°F)		8°C
(46°F)		2°C
(36°F)		-2°C
(28°F)		-7°C
(20°F)		-10°C
(14°F)
Minimum-25°C
(-12°F)		-27°C
(-16°F)		-25°C
(-12°F)		-12°C
(11°F)		-2°C
(28°F)		3°C
(38°F)		7°C
(45°F)		7°C
(45°F)		-1°C
(31°F)		-5°C
(24°F)		-10°C
(14°F)		-18°C
(-0°F)

Compare climate in Valkeakoski with other places

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

Monthly average precipitation in Valkeakoski, Finland

Valkeakoski usually has the most precipitation in July, August and October, with an average of 13 rainy days and 79 mm (3.1 inches) of precipitation per month. The driest months in Valkeakoski are February, March and April. On average, 41 mm (1.6 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Valkeakoski. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)46 (1.8)39 (1.5)41 (1.6)44 (1.7)57 (2.2)71 (2.8)79 (3.1)83 (3.3)63 (2.5)76 (3.0)54 (2.1)62 (2.4)
Average precipitation days (≥ 1 mm)111011111011111313151114

Monthly sunshine hours in Valkeakoski, Finland

The sunniest months in Valkeakoski are May, June and July, when the sun shines an average of 14 hours 54 minutes a day. Least sunny months in Valkeakoski: January, November and December receive an average of 1 hours 54 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Valkeakoski. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours431392503434304764633872671588941
Mean daily daylight hours6h 27m8h 59m11h 51m14h 46m17h 31m19h 11m18h 17m15h 42m12h 50m9h 57m7h 12m5h 34m

Solar UV radiation in Valkeakoski, Finland

Valkeakoski 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 Valkeakoski UV Index data.

Average daily maximum UV levels by month for Valkeakoski. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)113456653211