Monthly climate in Jakobstad, Ostrobothnia, Finland

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Jakobstad features a subarctic climate (Dfc).Temperatures typically range between -5 °C (23 °F) and 17 °C (62 °F) through the year, but rarely can drop to -23 °C (-9 °F) or can rise to as high as 30 °C (87 °F).The average annual precipitation amounts to about 693 mm (27.3 inches) and receives 131 rainy days on the 1 mm (0.04 inches) threshold annually.Jakobstad enjoys an average of 3249 hours of sunshine throughout the year, and daylight varies from 4 hours 34 minutes to 20 hours 28 minutes per day.

Monthly average temperatures in Jakobstad, Ostrobothnia, Finland §

The warmest months in Jakobstad are June, July and August, with daily mean temperatures ranging from 13 to 17 °C (56 - 62 °F) throughout the day. The coldest temperatures usually occur in January, February and March, when daily mean temperatures range from -5 to -2 °C (23 - 28 °F) throughout the day. On average each year, Jakobstad experiences 4 days above 25 °C (77.0 °F) and 136 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Jakobstad, 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 6°C
(44°F)
5°C
(42°F)
7°C
(45°F)
14°C
(58°F)
21°C
(71°F)
26°C
(79°F)
30°C
(87°F)
30°C
(86°F)
22°C
(72°F)
17°C
(62°F)
11°C
(51°F)
6°C
(42°F)
Mean maximum 4°C
(40°F)
3°C
(38°F)
6°C
(43°F)
10°C
(51°F)
19°C
(66°F)
21°C
(71°F)
26°C
(79°F)
24°C
(76°F)
19°C
(66°F)
13°C
(56°F)
8°C
(47°F)
4°C
(40°F)
Average high -2°C
(29°F)
-3°C
(27°F)
0°C
(32°F)
4°C
(40°F)
10°C
(49°F)
16°C
(61°F)
19°C
(67°F)
18°C
(64°F)
13°C
(56°F)
7°C
(46°F)
3°C
(38°F)
-0°C
(32°F)
Daily mean -3°C
(26°F)
-5°C
(23°F)
-2°C
(28°F)
1°C
(35°F)
7°C
(44°F)
13°C
(56°F)
17°C
(62°F)
15°C
(60°F)
11°C
(52°F)
6°C
(43°F)
2°C
(36°F)
-1°C
(30°F)
Average low -5°C
(23°F)
-8°C
(19°F)
-5°C
(23°F)
-2°C
(30°F)
3°C
(38°F)
10°C
(50°F)
13°C
(56°F)
13°C
(55°F)
9°C
(48°F)
4°C
(40°F)
1°C
(33°F)
-3°C
(27°F)
Mean minimum -16°C
(3°F)
-17°C
(2°F)
-16°C
(4°F)
-7°C
(20°F)
-2°C
(30°F)
5°C
(42°F)
9°C
(48°F)
8°C
(46°F)
4°C
(39°F)
-2°C
(28°F)
-7°C
(20°F)
-10°C
(14°F)
Minimum -22°C
(-7°F)
-23°C
(-9°F)
-23°C
(-9°F)
-11°C
(12°F)
-3°C
(28°F)
2°C
(36°F)
7°C
(44°F)
7°C
(45°F)
2°C
(36°F)
-5°C
(24°F)
-14°C
(7°F)
-19°C
(-1°F)

Compare climate in Jakobstad with other places

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

Monthly average precipitation in Jakobstad, Ostrobothnia, Finland §

Jakobstad usually has the most precipitation in August, September and October, with an average of 14 rainy days and 86 mm (3.4 inches) of precipitation per month.The driest months in Jakobstad are January, March and April. On average, 39 mm (1.5 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Jakobstad, 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) 38 (1.5) 41 (1.6) 40 (1.6) 37 (1.5) 49 (1.9) 48 (1.9) 64 (2.5) 85 (3.4) 79 (3.1) 94 (3.7) 64 (2.5) 52 (2.1)
Average precipitation days (≥ 1 mm) 10 8 10 7 8 8 10 15 13 16 13 13

Monthly sunshine hours in Jakobstad, Ostrobothnia, Finland §

The sunniest months in Jakobstad are May, June and July, when the sun shines an average of 15 hours 42 minutes a day.Least sunny months in Jakobstad: January, November and December receive an average of 1 hours 46 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Jakobstad, 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 37 137 269 361 448 505 490 417 277 178 88 38
Mean daily daylight hours 5h 41m 8h 37m 11h 49m 15h 5m 18h 18m 20h 28m 19h 15m 16h 8m 12h 55m 9h 43m 6h 35m 4h 34m

Solar UV radiation in Jakobstad, Ostrobothnia, Finland §

Jakobstad 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 Jakobstad UV Index data.

Average daily maximum UV levels by month for Jakobstad, 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 3 4 5 6 6 5 3 2 1 1