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Monthly climate in Uusikaupunki, Southwest Finland, Finland

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Uusikaupunki features a humid continental climate (Dfb).Temperatures typically range between -2 °C (28 °F) and 17 °C (64 °F) through the year, but rarely can drop to -21 °C (-6 °F) or can rise to as high as 30 °C (86 °F).The average annual precipitation amounts to about 670 mm (26.4 inches) and receives 126 rainy days on the 1 mm (0.04 inches) threshold annually.Uusikaupunki enjoys an average of 3440 hours of sunshine throughout the year, and daylight varies from 5 hours 44 minutes to 19 hours 0 minutes per day.

Monthly average temperatures in Uusikaupunki, Southwest Finland, Finland §

The warmest months in Uusikaupunki are June, July and August, with daily mean temperatures ranging from 15 to 17 °C (59 - 64 °F) throughout the day. The coldest temperatures usually occur in January, February and March, when daily mean temperatures range from -2 to 0 °C (28 - 33 °F) throughout the day. On average each year, Uusikaupunki experiences 6 days above 25 °C (77.0 °F) and 91 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Uusikaupunki, Southwest Finland, 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
(51°F)		 18°C
(65°F)		 23°C
(73°F)		 27°C
(81°F)		 30°C
(86°F)		 28°C
(82°F)		 23°C
(73°F)		 17°C
(62°F)		 13°C
(56°F)		 7°C
(45°F)
Mean maximum 5°C
(42°F)		 5°C
(40°F)		 8°C
(47°F)		 13°C
(56°F)		 20°C
(68°F)		 23°C
(73°F)		 27°C
(80°F)		 24°C
(75°F)		 20°C
(69°F)		 14°C
(58°F)		 10°C
(51°F)		 7°C
(44°F)
Average high 1°C
(33°F)		 -0°C
(32°F)		 3°C
(37°F)		 7°C
(44°F)		 12°C
(54°F)		 18°C
(65°F)		 20°C
(69°F)		 19°C
(67°F)		 15°C
(59°F)		 10°C
(50°F)		 6°C
(43°F)		 2°C
(36°F)
Daily mean -1°C
(31°F)		 -2°C
(28°F)		 0°C
(33°F)		 4°C
(39°F)		 9°C
(48°F)		 15°C
(59°F)		 17°C
(64°F)		 17°C
(62°F)		 13°C
(55°F)		 8°C
(46°F)		 4°C
(40°F)		 1°C
(33°F)
Average low -3°C
(27°F)		 -5°C
(24°F)		 -2°C
(28°F)		 1°C
(34°F)		 5°C
(42°F)		 11°C
(52°F)		 14°C
(57°F)		 14°C
(57°F)		 10°C
(50°F)		 6°C
(43°F)		 3°C
(37°F)		 -1°C
(31°F)
Mean minimum -12°C
(10°F)		 -14°C
(7°F)		 -12°C
(11°F)		 -5°C
(24°F)		 -1°C
(31°F)		 7°C
(45°F)		 9°C
(49°F)		 9°C
(48°F)		 4°C
(39°F)		 -2°C
(29°F)		 -4°C
(25°F)		 -7°C
(19°F)
Minimum -17°C
(1°F)		 -19°C
(-2°F)		 -21°C
(-6°F)		 -7°C
(19°F)		 -2°C
(30°F)		 4°C
(40°F)		 9°C
(48°F)		 7°C
(45°F)		 2°C
(35°F)		 -4°C
(25°F)		 -7°C
(19°F)		 -16°C
(3°F)

Compare climate in Uusikaupunki with other places

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

Monthly average precipitation in Uusikaupunki, Southwest Finland, Finland §

Uusikaupunki usually has the most precipitation in August, October and December, with an average of 14 rainy days and 80 mm (3.1 inches) of precipitation per month.The driest months in Uusikaupunki are February, April and May. On average, 36 mm (1.4 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Uusikaupunki, Southwest Finland, 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) 40 (1.6) 41 (1.6) 29 (1.2) 38 (1.5) 40 (1.6) 67 (2.6) 73 (2.9) 71 (2.8) 90 (3.5) 59 (2.3) 77 (3.0)
Average precipitation days (≥ 1 mm) 10 8 9 8 7 7 10 12 12 17 12 14

Monthly sunshine hours in Uusikaupunki, Southwest Finland, Finland §

The sunniest months in Uusikaupunki are May, June and July, when the sun shines an average of 15 hours 44 minutes a day.Least sunny months in Uusikaupunki: January, November and December receive an average of 2 hours 44 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Uusikaupunki, Southwest Finland, 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 61 160 272 366 459 495 493 422 310 207 121 68
Mean daily daylight hours 6h 35m 9h 2m 11h 51m 14h 43m 17h 24m 19h 0m 18h 8m 15h 37m 12h 49m 9h 59m 7h 19m 5h 44m

Solar UV radiation in Uusikaupunki, Southwest Finland, Finland §

Uusikaupunki 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 Uusikaupunki UV Index data.

Average daily maximum UV levels by month for Uusikaupunki, Southwest Finland, 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 7 7 5 4 2 1 1