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Monthly climate in Ii, North Ostrobothnia, Finland

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Ii features a subarctic climate (Dfc).Temperatures typically range between -8 °C (18 °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 28 °C (83 °F).The average annual precipitation amounts to about 773 mm (30.4 inches) and receives 138 rainy days on the 1 mm (0.04 inches) threshold annually.Ii enjoys an average of 3230 hours of sunshine throughout the year, and daylight varies from 3 hours 42 minutes to 21 hours 48 minutes per day.

Monthly average temperatures in Ii, North Ostrobothnia, Finland §

The warmest months in Ii are June, July and August, with daily mean temperatures ranging from 13 to 17 °C (56 - 63 °F) throughout the day. The coldest temperatures usually occur in January, February and March, when daily mean temperatures range from -8 to -5 °C (18 - 24 °F) throughout the day. On average each year, Ii experiences 2 days above 25 °C (77.0 °F) and 166 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Ii, North 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 5°C
(41°F)		 5°C
(41°F)		 5°C
(42°F)		 9°C
(48°F)		 20°C
(68°F)		 23°C
(74°F)		 28°C
(83°F)		 27°C
(82°F)		 21°C
(70°F)		 14°C
(57°F)		 9°C
(48°F)		 4°C
(39°F)
Mean maximum 2°C
(37°F)		 2°C
(36°F)		 4°C
(40°F)		 7°C
(45°F)		 17°C
(63°F)		 20°C
(69°F)		 25°C
(77°F)		 23°C
(73°F)		 18°C
(64°F)		 12°C
(54°F)		 7°C
(44°F)		 3°C
(37°F)
Average high -5°C
(24°F)		 -6°C
(22°F)		 -2°C
(28°F)		 2°C
(36°F)		 8°C
(46°F)		 15°C
(60°F)		 19°C
(67°F)		 17°C
(63°F)		 12°C
(54°F)		 6°C
(44°F)		 2°C
(35°F)		 -2°C
(28°F)
Daily mean -7°C
(20°F)		 -8°C
(18°F)		 -5°C
(24°F)		 -1°C
(31°F)		 5°C
(42°F)		 13°C
(56°F)		 17°C
(63°F)		 15°C
(59°F)		 10°C
(51°F)		 5°C
(41°F)		 0°C
(33°F)		 -4°C
(25°F)
Average low -9°C
(16°F)		 -10°C
(13°F)		 -7°C
(19°F)		 -3°C
(26°F)		 2°C
(37°F)		 10°C
(51°F)		 14°C
(58°F)		 13°C
(55°F)		 9°C
(48°F)		 3°C
(38°F)		 -1°C
(30°F)		 -6°C
(22°F)
Mean minimum -22°C
(-7°F)		 -19°C
(-2°F)		 -17°C
(1°F)		 -10°C
(15°F)		 -4°C
(25°F)		 7°C
(44°F)		 10°C
(50°F)		 8°C
(47°F)		 3°C
(38°F)		 -5°C
(24°F)		 -9°C
(15°F)		 -15°C
(5°F)
Minimum -27°C
(-16°F)		 -24°C
(-10°F)		 -22°C
(-8°F)		 -13°C
(9°F)		 -6°C
(22°F)		 2°C
(36°F)		 8°C
(46°F)		 7°C
(45°F)		 0°C
(33°F)		 -6°C
(21°F)		 -14°C
(7°F)		 -18°C
(-0°F)

Compare climate in Ii with other places

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

Monthly average precipitation in Ii, North Ostrobothnia, Finland §

Ii usually has the most precipitation in August, September and October, with an average of 14 rainy days and 94 mm (3.7 inches) of precipitation per month.The driest months in Ii are February, March and April. On average, 42 mm (1.7 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Ii, North 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) 45 (1.8) 43 (1.7) 44 (1.7) 39 (1.5) 51 (2.0) 59 (2.3) 68 (2.7) 92 (3.6) 84 (3.3) 105 (4.1) 76 (3.0) 66 (2.6)
Average precipitation days (≥ 1 mm) 10 9 11 7 8 8 10 14 14 16 16 15

Monthly sunshine hours in Ii, North Ostrobothnia, Finland §

The sunniest months in Ii are May, June and July, when the sun shines an average of 16 hours 5 minutes a day.Least sunny months in Ii: January, November and December receive an average of 1 hours 21 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Ii, North 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 33 135 272 365 454 514 509 412 284 156 70 20
Mean daily daylight hours 5h 2m 8h 21m 11h 48m 15h 19m 18h 56m 21h 48m 20h 6m 16h 28m 12h 59m 9h 32m 6h 5m 3h 42m

Solar UV radiation in Ii, North Ostrobothnia, Finland §

Ii experiences the highest level of ultraviolet (UV) radiation in May, June and July, 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 Ii UV Index data.

Average daily maximum UV levels by month for Ii, North 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 4 3 2 1 1