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Monthly climate in Tohmajaervi, North Karelia, Finland

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Tohmajaervi features a subarctic climate (Dfc).Temperatures typically range between -7 °C (19 °F) and 17 °C (63 °F) through the year, but rarely can drop to -33 °C (-27 °F) or can rise to as high as 32 °C (90 °F).The average annual precipitation amounts to about 836 mm (32.9 inches) and receives 157 rainy days on the 1 mm (0.04 inches) threshold annually.Tohmajaervi enjoys an average of 2970 hours of sunshine throughout the year, and daylight varies from 5 hours 14 minutes to 19 hours 37 minutes per day.

Monthly average temperatures in Tohmajaervi, North Karelia, Finland §

The warmest months in Tohmajaervi are June, July and August, with daily mean temperatures ranging from 15 to 17 °C (59 - 63 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -7 to -4 °C (19 - 25 °F) throughout the day. On average each year, Tohmajaervi experiences 14 days above 25 °C (77.0 °F) and 162 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Tohmajaervi, North Karelia, Finland.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to June 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum 6°C
(43°F)		 5°C
(41°F)		 12°C
(53°F)		 20°C
(69°F)		 30°C
(86°F)		 32°C
(90°F)		 32°C
(89°F)		 30°C
(86°F)		 23°C
(74°F)		 19°C
(66°F)		 10°C
(50°F)		 4°C
(39°F)
Mean maximum 3°C
(37°F)		 3°C
(37°F)		 8°C
(47°F)		 15°C
(58°F)		 24°C
(75°F)		 27°C
(81°F)		 29°C
(84°F)		 25°C
(78°F)		 20°C
(68°F)		 14°C
(57°F)		 8°C
(47°F)		 2°C
(37°F)
Average high -5°C
(24°F)		 -5°C
(24°F)		 0°C
(33°F)		 6°C
(44°F)		 14°C
(57°F)		 20°C
(69°F)		 21°C
(71°F)		 19°C
(66°F)		 13°C
(56°F)		 7°C
(45°F)		 2°C
(35°F)		 -3°C
(28°F)
Daily mean -7°C
(20°F)		 -7°C
(19°F)		 -3°C
(26°F)		 2°C
(36°F)		 9°C
(48°F)		 15°C
(60°F)		 17°C
(63°F)		 15°C
(59°F)		 10°C
(50°F)		 5°C
(41°F)		 0°C
(33°F)		 -4°C
(25°F)
Average low -9°C
(15°F)		 -11°C
(13°F)		 -8°C
(18°F)		 -3°C
(27°F)		 3°C
(38°F)		 10°C
(50°F)		 12°C
(53°F)		 11°C
(52°F)		 6°C
(44°F)		 2°C
(36°F)		 -2°C
(29°F)		 -6°C
(21°F)
Mean minimum -26°C
(-15°F)		 -24°C
(-12°F)		 -21°C
(-5°F)		 -12°C
(10°F)		 -3°C
(26°F)		 3°C
(38°F)		 6°C
(43°F)		 6°C
(42°F)		 -0°C
(32°F)		 -5°C
(22°F)		 -12°C
(11°F)		 -16°C
(3°F)
Minimum -30°C
(-22°F)		 -33°C
(-27°F)		 -30°C
(-23°F)		 -17°C
(1°F)		 -6°C
(21°F)		 1°C
(34°F)		 5°C
(41°F)		 5°C
(40°F)		 -3°C
(27°F)		 -10°C
(15°F)		 -17°C
(1°F)		 -26°C
(-15°F)

Compare climate in Tohmajaervi with other places

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

Monthly average precipitation in Tohmajaervi, North Karelia, Finland §

Tohmajaervi usually has the most precipitation in July, August and October, with an average of 14 rainy days and 94 mm (3.7 inches) of precipitation per month.The driest months in Tohmajaervi are January, February and April. On average, 52 mm (2.0 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Tohmajaervi, North Karelia, Finland.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average precipitation mm (inches) 52 (2.0) 55 (2.2) 56 (2.2) 48 (1.9) 56 (2.2) 58 (2.3) 92 (3.6) 105 (4.1) 84 (3.3) 86 (3.4) 64 (2.5) 81 (3.2)
Average precipitation days (≥ 1 mm) 13 13 13 11 12 11 12 16 13 14 13 16

Monthly sunshine hours in Tohmajaervi, North Karelia, Finland §

The sunniest months in Tohmajaervi are May, June and July, when the sun shines an average of 15 hours 0 minutes a day.Least sunny months in Tohmajaervi: January, November and December receive an average of 1 hours 17 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Tohmajaervi, North Karelia, Finland.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Mean monthly sunshine hours 34 121 235 344 415 492 473 372 252 143 60 24
Mean daily daylight hours 6h 11m 8h 51m 11h 50m 14h 53m 17h 48m 19h 37m 18h 37m 15h 51m 12h 52m 9h 52m 6h 59m 5h 14m

Solar UV radiation in Tohmajaervi, North Karelia, Finland §

Tohmajaervi 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 Tohmajaervi UV Index data.

Average daily maximum UV levels by month for Tohmajaervi, North Karelia, Finland.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2022 to January 2023.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (month maximum) 1 1 3 4 5 6 6 5 3 2 1 1