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Monthly climate in Alahaermae, South Ostrobothnia, Finland

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Alahaermae 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 (-19 °F) or can rise to as high as 32 °C (91 °F).The average annual precipitation amounts to about 706 mm (27.8 inches) and receives 137 rainy days on the 1 mm (0.04 inches) threshold annually.Alahaermae enjoys an average of 3200 hours of sunshine throughout the year, and daylight varies from 4 hours 46 minutes to 20 hours 12 minutes per day.

Monthly average temperatures in Alahaermae, South Ostrobothnia, Finland §

The warmest months in Alahaermae 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, Alahaermae experiences 15 days above 25 °C (77.0 °F) and 153 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Alahaermae, 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 8°C
(46°F)		 7°C
(44°F)		 10°C
(50°F)		 22°C
(71°F)		 28°C
(83°F)		 32°C
(91°F)		 32°C
(90°F)		 32°C
(89°F)		 24°C
(75°F)		 20°C
(68°F)		 11°C
(53°F)		 6°C
(42°F)
Mean maximum 4°C
(40°F)		 5°C
(41°F)		 8°C
(47°F)		 16°C
(61°F)		 24°C
(76°F)		 27°C
(80°F)		 29°C
(84°F)		 27°C
(80°F)		 21°C
(69°F)		 15°C
(59°F)		 9°C
(48°F)		 4°C
(40°F)
Average high -2°C
(28°F)		 -3°C
(27°F)		 2°C
(35°F)		 7°C
(45°F)		 13°C
(57°F)		 20°C
(68°F)		 22°C
(71°F)		 19°C
(67°F)		 14°C
(58°F)		 8°C
(46°F)		 3°C
(37°F)		 -1°C
(30°F)
Daily mean -5°C
(24°F)		 -6°C
(22°F)		 -2°C
(29°F)		 3°C
(37°F)		 9°C
(48°F)		 15°C
(60°F)		 17°C
(63°F)		 15°C
(59°F)		 10°C
(51°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
(37°F)		 9°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 -21°C
(-5°F)		 -21°C
(-6°F)		 -19°C
(-2°F)		 -9°C
(16°F)		 -3°C
(27°F)		 3°C
(39°F)		 5°C
(42°F)		 4°C
(39°F)		 -1°C
(31°F)		 -8°C
(18°F)		 -10°C
(15°F)		 -13°C
(8°F)
Minimum -28°C
(-18°F)		 -27°C
(-16°F)		 -28°C
(-19°F)		 -15°C
(5°F)		 -5°C
(23°F)		 -2°C
(29°F)		 3°C
(38°F)		 3°C
(37°F)		 -3°C
(27°F)		 -11°C
(13°F)		 -17°C
(2°F)		 -25°C
(-12°F)

Compare climate in Alahaermae with other places

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

Monthly average precipitation in Alahaermae, South Ostrobothnia, Finland §

Alahaermae usually has the most precipitation in August, September and October, with an average of 14 rainy days and 84 mm (3.3 inches) of precipitation per month.The driest months in Alahaermae are January, February and March. On average, 39 mm (1.6 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Alahaermae, 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 (1.4) 40 (1.6) 42 (1.6) 44 (1.8) 56 (2.2) 60 (2.4) 69 (2.7) 96 (3.8) 71 (2.8) 86 (3.4) 58 (2.3) 46 (1.8)
Average precipitation days (≥ 1 mm) 11 8 11 10 10 10 11 16 12 15 11 12

Monthly sunshine hours in Alahaermae, South Ostrobothnia, Finland §

The sunniest months in Alahaermae are May, June and July, when the sun shines an average of 15 hours 29 minutes a day.Least sunny months in Alahaermae: January, November and December receive an average of 1 hours 50 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Alahaermae, 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 38 138 263 355 444 502 479 406 267 173 89 40
Mean daily daylight hours 5h 50m 8h 41m 11h 50m 15h 1m 18h 9m 20h 12m 19h 3m 16h 3m 12h 54m 9h 45m 6h 42m 4h 46m

Solar UV radiation in Alahaermae, South Ostrobothnia, Finland §

Alahaermae 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 Alahaermae UV Index data.

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