Monthly climate in Kortesjaervi, South Ostrobothnia, Finland

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Kortesjaervi features a subarctic climate (Dfc).Temperatures typically range between -6 °C (22 °F) and 17 °C (63 °F) through the year, but rarely can drop to -28 °C (-18 °F) or can rise to as high as 32 °C (89 °F).The average annual precipitation amounts to about 689 mm (27.1 inches) and receives 137 rainy days on the 1 mm (0.04 inches) threshold annually.Kortesjaervi enjoys an average of 3189 hours of sunshine throughout the year, and daylight varies from 4 hours 44 minutes to 20 hours 14 minutes per day.

Monthly average temperatures in Kortesjaervi, South Ostrobothnia, Finland §

The warmest months in Kortesjaervi 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 -6 to -3 °C (22 - 27 °F) throughout the day. On average each year, Kortesjaervi experiences 13 days above 25 °C (77.0 °F) and 155 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Kortesjaervi, South Ostrobothnia, 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
(45°F)
6°C
(44°F)
10°C
(50°F)
21°C
(71°F)
28°C
(83°F)
32°C
(89°F)
32°C
(89°F)
31°C
(89°F)
23°C
(74°F)
20°C
(68°F)
11°C
(53°F)
5°C
(42°F)
Mean maximum 4°C
(40°F)
4°C
(40°F)
8°C
(47°F)
15°C
(60°F)
24°C
(75°F)
26°C
(80°F)
28°C
(83°F)
26°C
(80°F)
20°C
(69°F)
15°C
(59°F)
9°C
(48°F)
4°C
(39°F)
Average high -3°C
(28°F)
-3°C
(27°F)
2°C
(35°F)
7°C
(45°F)
13°C
(56°F)
20°C
(68°F)
21°C
(71°F)
19°C
(67°F)
14°C
(57°F)
7°C
(45°F)
3°C
(37°F)
-1°C
(30°F)
Daily mean -5°C
(23°F)
-6°C
(22°F)
-2°C
(28°F)
3°C
(37°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)
1°C
(34°F)
-3°C
(27°F)
Average low -7°C
(19°F)
-9°C
(16°F)
-6°C
(21°F)
-2°C
(29°F)
3°C
(38°F)
10°C
(49°F)
11°C
(53°F)
10°C
(51°F)
6°C
(44°F)
2°C
(37°F)
-1°C
(30°F)
-5°C
(24°F)
Mean minimum -22°C
(-6°F)
-21°C
(-6°F)
-19°C
(-2°F)
-10°C
(15°F)
-3°C
(27°F)
4°C
(39°F)
5°C
(42°F)
4°C
(39°F)
-0°C
(32°F)
-8°C
(19°F)
-10°C
(14°F)
-14°C
(8°F)
Minimum -28°C
(-18°F)
-26°C
(-15°F)
-28°C
(-18°F)
-15°C
(5°F)
-5°C
(24°F)
-1°C
(31°F)
3°C
(37°F)
3°C
(37°F)
-3°C
(27°F)
-11°C
(12°F)
-16°C
(3°F)
-23°C
(-10°F)

Compare climate in Kortesjaervi with other places

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

Monthly average precipitation in Kortesjaervi, South Ostrobothnia, Finland §

Kortesjaervi usually has the most precipitation in August, September and October, with an average of 14 rainy days and 81 mm (3.2 inches) of precipitation per month.The driest months in Kortesjaervi are January, February and March. On average, 39 mm (1.5 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Kortesjaervi, South Ostrobothnia, 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) 37 (1.5) 40 (1.6) 41 (1.6) 44 (1.7) 61 (2.4) 56 (2.2) 63 (2.5) 88 (3.5) 70 (2.7) 86 (3.4) 58 (2.3) 47 (1.8)
Average precipitation days (≥ 1 mm) 10 8 11 10 10 10 12 15 13 14 11 13

Monthly sunshine hours in Kortesjaervi, South Ostrobothnia, Finland §

The sunniest months in Kortesjaervi are May, June and July, when the sun shines an average of 15 hours 29 minutes a day.Least sunny months in Kortesjaervi: January, November and December receive an average of 1 hours 45 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Kortesjaervi, South Ostrobothnia, 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 37 141 264 355 442 502 479 405 265 170 85 38
Mean daily daylight hours 5h 48m 8h 41m 11h 49m 15h 2m 18h 10m 20h 14m 19h 5m 16h 4m 12h 54m 9h 45m 6h 41m 4h 44m

Solar UV radiation in Kortesjaervi, South Ostrobothnia, Finland §

Kortesjaervi 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 Kortesjaervi UV Index data.

Average daily maximum UV levels by month for Kortesjaervi, South Ostrobothnia, 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 2 4 5 6 6 5 3 2 1 1