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Monthly climate in Mikkeli, Finland

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Mikkeli features a subarctic climate (Dfc).Temperatures typically range between -6 °C (22 °F) and 17 °C (64 °F) through the year, but rarely can drop to -27 °C (-16 °F) or can rise to as high as 31 °C (88 °F).The average annual precipitation amounts to about 743 mm (29.2 inches) and receives 147 rainy days on the 1 mm (0.04 inches) threshold annually.Mikkeli enjoys an average of 3088 hours of sunshine throughout the year, and daylight varies from 5 hours 25 minutes to 19 hours 23 minutes per day.

Monthly average temperatures in Mikkeli, Finland §

The warmest months in Mikkeli are June, July and August, with daily mean temperatures ranging from 16 to 17 °C (60 - 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 - 27 °F) throughout the day. On average each year, Mikkeli experiences 10 days above 25 °C (77.0 °F) and 142 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Mikkeli, 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 7°C
(44°F)		 6°C
(43°F)		 10°C
(51°F)		 18°C
(65°F)		 27°C
(82°F)		 31°C
(88°F)		 31°C
(88°F)		 30°C
(86°F)		 22°C
(72°F)		 18°C
(64°F)		 11°C
(51°F)		 4°C
(40°F)
Mean maximum 3°C
(38°F)		 4°C
(39°F)		 8°C
(46°F)		 14°C
(57°F)		 23°C
(73°F)		 25°C
(78°F)		 28°C
(82°F)		 25°C
(77°F)		 19°C
(67°F)		 14°C
(58°F)		 9°C
(48°F)		 3°C
(38°F)
Average high -3°C
(27°F)		 -3°C
(26°F)		 1°C
(34°F)		 6°C
(43°F)		 13°C
(56°F)		 20°C
(68°F)		 21°C
(70°F)		 19°C
(66°F)		 13°C
(57°F)		 7°C
(46°F)		 3°C
(37°F)		 -2°C
(29°F)
Daily mean -5°C
(23°F)		 -6°C
(22°F)		 -2°C
(28°F)		 2°C
(36°F)		 9°C
(49°F)		 16°C
(61°F)		 17°C
(64°F)		 16°C
(60°F)		 11°C
(51°F)		 6°C
(42°F)		 1°C
(35°F)		 -3°C
(27°F)
Average low -7°C
(19°F)		 -8°C
(17°F)		 -6°C
(21°F)		 -1°C
(30°F)		 5°C
(41°F)		 11°C
(53°F)		 13°C
(57°F)		 12°C
(54°F)		 8°C
(46°F)		 4°C
(39°F)		 -0°C
(32°F)		 -5°C
(24°F)
Mean minimum -22°C
(-7°F)		 -19°C
(-2°F)		 -17°C
(1°F)		 -9°C
(17°F)		 -2°C
(29°F)		 6°C
(43°F)		 8°C
(48°F)		 8°C
(46°F)		 2°C
(35°F)		 -3°C
(27°F)		 -8°C
(18°F)		 -12°C
(11°F)
Minimum -27°C
(-16°F)		 -26°C
(-14°F)		 -25°C
(-12°F)		 -13°C
(10°F)		 -4°C
(26°F)		 1°C
(34°F)		 7°C
(45°F)		 7°C
(45°F)		 -1°C
(31°F)		 -4°C
(24°F)		 -13°C
(10°F)		 -22°C
(-7°F)

Compare climate in Mikkeli with other places

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

Monthly average precipitation in Mikkeli, Finland §

Mikkeli usually has the most precipitation in July, August and October, with an average of 14 rainy days and 81 mm (3.2 inches) of precipitation per month.The driest months in Mikkeli are February, March and April. On average, 44 mm (1.8 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Mikkeli, 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) 49 (1.9) 45 (1.8) 44 (1.7) 44 (1.7) 53 (2.1) 66 (2.6) 81 (3.2) 86 (3.4) 71 (2.8) 76 (3.0) 58 (2.3) 70 (2.8)
Average precipitation days (≥ 1 mm) 12 10 12 11 10 11 12 15 12 15 12 15

Monthly sunshine hours in Mikkeli, Finland §

The sunniest months in Mikkeli are May, June and July, when the sun shines an average of 15 hours 8 minutes a day.Least sunny months in Mikkeli: January, November and December receive an average of 1 hours 33 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Mikkeli, 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 39 136 242 352 431 480 481 387 261 169 73 30
Mean daily daylight hours 6h 20m 8h 55m 11h 50m 14h 49m 17h 39m 19h 23m 18h 26m 15h 46m 12h 51m 9h 54m 7h 6m 5h 25m

Solar UV radiation in Mikkeli, Finland §

Mikkeli 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 Mikkeli UV Index data.

Average daily maximum UV levels by month for Mikkeli, 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 7 5 3 2 1 1