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Monthly climate in Nagu, Southwest Finland, Finland

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Nagu features a humid continental climate (Dfb).Temperatures typically range between -2 °C (28 °F) and 18 °C (64 °F) through the year, but rarely can drop to -17 °C (2 °F) or can rise to as high as 28 °C (82 °F).The average annual precipitation amounts to about 733 mm (28.8 inches) and receives 136 rainy days on the 1 mm (0.04 inches) threshold annually.Nagu enjoys an average of 3460 hours of sunshine throughout the year, and daylight varies from 5 hours 56 minutes to 18 hours 46 minutes per day.

Monthly average temperatures in Nagu, Southwest Finland, Finland §

The warmest months in Nagu are June, July and August, with daily mean temperatures ranging from 15 to 18 °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 - 32 °F) throughout the day. On average each year, Nagu experiences 3 days above 25 °C (77.0 °F) and 76 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Nagu, 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 7°C
(45°F)		 6°C
(43°F)		 8°C
(47°F)		 18°C
(64°F)		 21°C
(70°F)		 25°C
(78°F)		 28°C
(82°F)		 25°C
(78°F)		 21°C
(70°F)		 15°C
(60°F)		 13°C
(55°F)		 7°C
(45°F)
Mean maximum 5°C
(41°F)		 4°C
(39°F)		 6°C
(42°F)		 11°C
(52°F)		 17°C
(63°F)		 20°C
(68°F)		 25°C
(77°F)		 22°C
(72°F)		 19°C
(67°F)		 14°C
(57°F)		 10°C
(51°F)		 6°C
(44°F)
Average high 1°C
(34°F)		 -0°C
(31°F)		 2°C
(35°F)		 5°C
(42°F)		 10°C
(51°F)		 17°C
(62°F)		 20°C
(68°F)		 19°C
(66°F)		 15°C
(59°F)		 10°C
(50°F)		 6°C
(44°F)		 3°C
(37°F)
Daily mean -0°C
(31°F)		 -2°C
(28°F)		 -0°C
(32°F)		 3°C
(39°F)		 9°C
(48°F)		 15°C
(59°F)		 18°C
(64°F)		 17°C
(63°F)		 13°C
(56°F)		 9°C
(48°F)		 5°C
(42°F)		 1°C
(35°F)
Average low -2°C
(29°F)		 -4°C
(25°F)		 -2°C
(29°F)		 2°C
(35°F)		 7°C
(44°F)		 13°C
(55°F)		 16°C
(61°F)		 16°C
(60°F)		 12°C
(54°F)		 7°C
(45°F)		 4°C
(39°F)		 0°C
(33°F)
Mean minimum -11°C
(13°F)		 -12°C
(10°F)		 -10°C
(15°F)		 -3°C
(26°F)		 1°C
(33°F)		 9°C
(48°F)		 12°C
(53°F)		 11°C
(52°F)		 6°C
(44°F)		 0°C
(33°F)		 -2°C
(28°F)		 -5°C
(22°F)
Minimum -16°C
(3°F)		 -16°C
(3°F)		 -17°C
(2°F)		 -7°C
(20°F)		 -0°C
(32°F)		 5°C
(42°F)		 11°C
(52°F)		 9°C
(49°F)		 4°C
(40°F)		 -1°C
(31°F)		 -6°C
(22°F)		 -14°C
(7°F)

Compare climate in Nagu with other places

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

Monthly average precipitation in Nagu, Southwest Finland, Finland §

Nagu usually has the most precipitation in August, October and December, with an average of 16 rainy days and 92 mm (3.6 inches) of precipitation per month.The driest months in Nagu are April, May and June. On average, 35 mm (1.4 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Nagu, 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) 51 (2.0) 43 (1.7) 45 (1.8) 29 (1.1) 39 (1.5) 37 (1.4) 60 (2.4) 85 (3.3) 78 (3.1) 104 (4.1) 74 (2.9) 88 (3.5)
Average precipitation days (≥ 1 mm) 11 8 9 8 6 6 10 13 13 19 16 17

Monthly sunshine hours in Nagu, Southwest Finland, Finland §

The sunniest months in Nagu are May, June and July, when the sun shines an average of 15 hours 40 minutes a day.Least sunny months in Nagu: January, November and December receive an average of 2 hours 49 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Nagu, 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 62 158 277 373 458 494 489 423 314 211 127 69
Mean daily daylight hours 6h 45m 9h 7m 11h 51m 14h 39m 17h 14m 18h 46m 17h 56m 15h 31m 12h 48m 10h 2m 7h 27m 5h 56m

Solar UV radiation in Nagu, Southwest Finland, Finland §

Nagu 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 Nagu UV Index data.

Average daily maximum UV levels by month for Nagu, 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