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Monthly climate in Jomala, Ålands landsbygd, Åland Islands

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Jomala features a humid continental climate (Dfb).Temperatures typically range between 0 °C (32 °F) and 17 °C (63 °F) through the year, but rarely can drop to -13 °C (9 °F) or can rise to as high as 26 °C (80 °F).The average annual precipitation amounts to about 576 mm (22.7 inches) and receives 120 rainy days on the 1 mm (0.04 inches) threshold annually.Jomala enjoys an average of 3492 hours of sunshine throughout the year, and daylight varies from 5 hours 54 minutes to 18 hours 48 minutes per day.

Monthly average temperatures in Jomala, Ålands landsbygd, Åland Islands §

The warmest months in Jomala are June, July and August, with daily mean temperatures ranging from 15 to 17 °C (58 - 63 °F) throughout the day. The coldest temperatures usually occur in January, February and March, when daily mean temperatures range from 0 to 1 °C (32 - 34 °F) throughout the day. On average each year, Jomala experiences 2 days above 25 °C (77.0 °F) and 67 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Jomala, Ålands landsbygd, Åland Islands.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
(47°F)		 7°C
(46°F)		 11°C
(53°F)		 14°C
(58°F)		 20°C
(69°F)		 24°C
(76°F)		 26°C
(79°F)		 26°C
(80°F)		 21°C
(70°F)		 15°C
(60°F)		 13°C
(56°F)		 8°C
(48°F)
Mean maximum 6°C
(43°F)		 5°C
(42°F)		 9°C
(49°F)		 11°C
(52°F)		 17°C
(62°F)		 20°C
(68°F)		 24°C
(76°F)		 23°C
(74°F)		 19°C
(66°F)		 14°C
(58°F)		 11°C
(51°F)		 7°C
(45°F)
Average high 2°C
(36°F)		 1°C
(34°F)		 3°C
(38°F)		 6°C
(43°F)		 10°C
(51°F)		 17°C
(63°F)		 19°C
(67°F)		 19°C
(67°F)		 15°C
(59°F)		 10°C
(51°F)		 7°C
(44°F)		 3°C
(38°F)
Daily mean 1°C
(34°F)		 -0°C
(32°F)		 1°C
(34°F)		 4°C
(39°F)		 8°C
(47°F)		 15°C
(58°F)		 17°C
(63°F)		 17°C
(63°F)		 13°C
(56°F)		 9°C
(48°F)		 6°C
(42°F)		 2°C
(36°F)
Average low -0°C
(31°F)		 -2°C
(29°F)		 -1°C
(31°F)		 2°C
(35°F)		 6°C
(42°F)		 12°C
(53°F)		 15°C
(59°F)		 15°C
(60°F)		 12°C
(53°F)		 8°C
(46°F)		 4°C
(40°F)		 1°C
(34°F)
Mean minimum -6°C
(22°F)		 -8°C
(19°F)		 -7°C
(20°F)		 -2°C
(28°F)		 0°C
(33°F)		 8°C
(46°F)		 11°C
(52°F)		 11°C
(53°F)		 7°C
(45°F)		 2°C
(36°F)		 -1°C
(31°F)		 -4°C
(25°F)
Minimum -9°C
(16°F)		 -13°C
(9°F)		 -13°C
(9°F)		 -3°C
(26°F)		 -1°C
(31°F)		 5°C
(41°F)		 10°C
(50°F)		 10°C
(51°F)		 5°C
(42°F)		 1°C
(34°F)		 -4°C
(25°F)		 -10°C
(14°F)

Compare climate in Jomala with other places

Compare temperature, precipitation, sunshine, UV index in Jomala, Ålands landsbygd, Åland Islands with other places around the world.

Monthly average precipitation in Jomala, Ålands landsbygd, Åland Islands §

Jomala usually has the most precipitation in September, October and December, with an average of 15 rainy days and 72 mm (2.8 inches) of precipitation per month.The driest months in Jomala are February, April and June. On average, 30 mm (1.2 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Jomala, Ålands landsbygd, Åland Islands.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) 44 (1.7) 34 (1.3) 36 (1.4) 25 (1.0) 38 (1.5) 30 (1.2) 47 (1.9) 56 (2.2) 57 (2.3) 87 (3.4) 50 (2.0) 71 (2.8)
Average precipitation days (≥ 1 mm) 10 8 9 7 6 5 8 10 11 18 12 16

Monthly sunshine hours in Jomala, Ålands landsbygd, Åland Islands §

The sunniest months in Jomala are May, June and July, when the sun shines an average of 15 hours 45 minutes a day.Least sunny months in Jomala: January, November and December receive an average of 2 hours 55 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Jomala, Ålands landsbygd, Åland Islands.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 64 161 277 369 459 490 499 426 321 219 132 71
Mean daily daylight hours 6h 43m 9h 6m 11h 51m 14h 39m 17h 16m 18h 48m 17h 58m 15h 32m 12h 48m 10h 2m 7h 25m 5h 54m

Solar UV radiation in Jomala, Ålands landsbygd, Åland Islands §

Jomala experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 5 - 7, 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 Jomala UV Index data.

Average daily maximum UV levels by month for Jomala, Ålands landsbygd, Åland Islands.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 7 7 5 4 2 1 1