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Monthly climate in Nykarleby, Ostrobothnia, Finland

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Nykarleby 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 -27 °C (-16 °F) or can rise to as high as 32 °C (90 °F).The average annual precipitation amounts to about 659 mm (26.0 inches) and receives 129 rainy days on the 1 mm (0.04 inches) threshold annually.Nykarleby enjoys an average of 3268 hours of sunshine throughout the year, and daylight varies from 4 hours 38 minutes to 20 hours 22 minutes per day.

Monthly average temperatures in Nykarleby, Ostrobothnia, Finland §

The warmest months in Nykarleby 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 -5 to -2 °C (23 - 29 °F) throughout the day. On average each year, Nykarleby experiences 10 days above 25 °C (77.0 °F) and 143 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Nykarleby, 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
(43°F)		 9°C
(48°F)		 19°C
(67°F)		 25°C
(78°F)		 31°C
(88°F)		 32°C
(90°F)		 32°C
(90°F)		 24°C
(75°F)		 19°C
(66°F)		 11°C
(52°F)		 6°C
(42°F)
Mean maximum 4°C
(40°F)		 4°C
(40°F)		 7°C
(46°F)		 14°C
(57°F)		 22°C
(73°F)		 25°C
(77°F)		 28°C
(83°F)		 26°C
(80°F)		 20°C
(69°F)		 14°C
(58°F)		 9°C
(48°F)		 4°C
(40°F)
Average high -2°C
(29°F)		 -3°C
(27°F)		 1°C
(34°F)		 6°C
(43°F)		 12°C
(54°F)		 18°C
(66°F)		 21°C
(70°F)		 19°C
(66°F)		 14°C
(57°F)		 8°C
(46°F)		 3°C
(38°F)		 -1°C
(31°F)
Daily mean -4°C
(25°F)		 -5°C
(23°F)		 -2°C
(29°F)		 2°C
(37°F)		 8°C
(47°F)		 15°C
(59°F)		 17°C
(63°F)		 15°C
(60°F)		 11°C
(51°F)		 6°C
(42°F)		 1°C
(35°F)		 -2°C
(29°F)
Average low -6°C
(21°F)		 -8°C
(17°F)		 -5°C
(22°F)		 -2°C
(30°F)		 3°C
(38°F)		 9°C
(49°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 -18°C
(-1°F)		 -19°C
(-2°F)		 -17°C
(1°F)		 -8°C
(18°F)		 -2°C
(28°F)		 4°C
(40°F)		 6°C
(44°F)		 5°C
(41°F)		 1°C
(34°F)		 -5°C
(23°F)		 -9°C
(17°F)		 -12°C
(11°F)
Minimum -25°C
(-13°F)		 -25°C
(-13°F)		 -27°C
(-16°F)		 -13°C
(8°F)		 -4°C
(25°F)		 0°C
(33°F)		 4°C
(40°F)		 4°C
(40°F)		 -1°C
(31°F)		 -8°C
(18°F)		 -17°C
(2°F)		 -22°C
(-8°F)

Compare climate in Nykarleby with other places

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

Monthly average precipitation in Nykarleby, Ostrobothnia, Finland §

Nykarleby usually has the most precipitation in August, September and October, with an average of 14 rainy days and 79 mm (3.1 inches) of precipitation per month.The driest months in Nykarleby are January, February and April. On average, 39 mm (1.5 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Nykarleby, 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) 36 (1.4) 40 (1.6) 40 (1.6) 40 (1.6) 48 (1.9) 51 (2.0) 63 (2.5) 82 (3.2) 71 (2.8) 83 (3.2) 57 (2.2) 47 (1.9)
Average precipitation days (≥ 1 mm) 10 7 11 8 8 9 10 16 12 15 11 12

Monthly sunshine hours in Nykarleby, Ostrobothnia, Finland §

The sunniest months in Nykarleby are May, June and July, when the sun shines an average of 15 hours 43 minutes a day.Least sunny months in Nykarleby: January, November and December receive an average of 1 hours 51 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Nykarleby, 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 38 137 269 360 449 505 491 419 281 182 92 39
Mean daily daylight hours 5h 44m 8h 39m 11h 49m 15h 4m 18h 15m 20h 22m 19h 11m 16h 6m 12h 55m 9h 43m 6h 37m 4h 38m

Solar UV radiation in Nykarleby, Ostrobothnia, Finland §

Nykarleby 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 Nykarleby UV Index data.

Average daily maximum UV levels by month for Nykarleby, 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