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Monthly climate in Jaemijaervi, Finland

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Jaemijaervi features a subarctic climate (Dfc). Temperatures typically range between -5 °C (23 °F) and 17 °C (63 °F) through the year, but rarely can drop to -26 °C (-15 °F) or can rise to as high as 33 °C (91 °F). The average annual precipitation amounts to about 731 mm (28.8 inches) and receives 135 rainy days on the 1 mm (0.04 inches) threshold annually. Jaemijaervi enjoys an average of 3256 hours of sunshine throughout the year, and daylight varies from 5 hours 22 minutes to 19 hours 26 minutes per day.

Monthly average temperatures in Jaemijaervi, Finland

The warmest months in Jaemijaervi are June, July and August, with daily mean temperatures ranging from 15 to 17 °C (60 - 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 (23 - 29 °F) throughout the day. On average each year, Jaemijaervi experiences 15 days above 25 °C (77.0 °F) and 145 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Jaemijaervi. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum7°C
(45°F)		7°C
(44°F)		11°C
(52°F)		22°C
(71°F)		28°C
(82°F)		33°C
(91°F)		31°C
(89°F)		31°C
(88°F)		24°C
(75°F)		19°C
(67°F)		12°C
(55°F)		5°C
(42°F)
Mean maximum4°C
(39°F)		4°C
(40°F)		9°C
(48°F)		16°C
(60°F)		24°C
(76°F)		26°C
(80°F)		28°C
(83°F)		26°C
(79°F)		21°C
(70°F)		15°C
(59°F)		9°C
(49°F)		4°C
(40°F)
Average high-2°C
(29°F)		-2°C
(28°F)		2°C
(36°F)		7°C
(46°F)		14°C
(58°F)		20°C
(69°F)		21°C
(71°F)		20°C
(68°F)		14°C
(58°F)		8°C
(47°F)		4°C
(39°F)		-0°C
(31°F)
Daily mean-4°C
(25°F)		-5°C
(23°F)		-2°C
(29°F)		3°C
(38°F)		10°C
(49°F)		16°C
(61°F)		17°C
(63°F)		15°C
(60°F)		11°C
(51°F)		6°C
(42°F)		2°C
(35°F)		-2°C
(29°F)
Average low-6°C
(21°F)		-8°C
(18°F)		-5°C
(23°F)		-1°C
(30°F)		4°C
(39°F)		10°C
(51°F)		12°C
(54°F)		11°C
(52°F)		7°C
(45°F)		3°C
(38°F)		-0°C
(32°F)		-4°C
(25°F)
Mean minimum-20°C
(-4°F)		-19°C
(-2°F)		-17°C
(2°F)		-9°C
(16°F)		-3°C
(27°F)		5°C
(42°F)		7°C
(45°F)		5°C
(41°F)		0°C
(33°F)		-5°C
(23°F)		-8°C
(18°F)		-11°C
(12°F)
Minimum-26°C
(-15°F)		-24°C
(-11°F)		-25°C
(-12°F)		-13°C
(9°F)		-5°C
(24°F)		1°C
(35°F)		5°C
(42°F)		4°C
(39°F)		-3°C
(28°F)		-8°C
(18°F)		-13°C
(9°F)		-21°C
(-6°F)

Compare climate in Jaemijaervi with other places

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

Monthly average precipitation in Jaemijaervi, Finland

Jaemijaervi usually has the most precipitation in July, August and October, with an average of 13 rainy days and 81 mm (3.2 inches) of precipitation per month. The driest months in Jaemijaervi 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 Jaemijaervi. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)44 (1.7)43 (1.7)46 (1.8)45 (1.8)48 (1.9)65 (2.5)68 (2.7)98 (3.8)67 (2.6)78 (3.1)64 (2.5)65 (2.5)
Average precipitation days (≥ 1 mm)1181011910131412141013

Monthly sunshine hours in Jaemijaervi, Finland

The sunniest months in Jaemijaervi are May, June and July, when the sun shines an average of 15 hours 26 minutes a day. Least sunny months in Jaemijaervi: January, November and December receive an average of 2 hours 9 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Jaemijaervi. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours461522633484474954774112831779753
Mean daily daylight hours6h 18m8h 54m11h 50m14h 50m17h 41m19h 26m18h 29m15h 47m12h 51m9h 54m7h 4m5h 22m

Solar UV radiation in Jaemijaervi, Finland

Jaemijaervi 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 Jaemijaervi UV Index data.

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