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Monthly climate in Somerset, Wisconsin, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Somerset features a humid continental climate (Dfa).Temperatures typically range between -9 °C (17 °F) and 23 °C (74 °F) through the year, but rarely can drop to -35 °C (-31 °F) or can rise to as high as 35 °C (96 °F).The average annual precipitation amounts to about 978 mm (38.5 inches) and receives 108 rainy days on the 1 mm (0.04 inches) threshold annually.Somerset enjoys an average of 2900 hours of sunshine throughout the year, and daylight varies from 8 hours 49 minutes to 15 hours 32 minutes per day.

Monthly average temperatures in Somerset, Wisconsin, United States §

The warmest months in Somerset are June, July and August, with daily mean temperatures ranging from 21 to 23 °C (70 - 74 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -9 to -5 °C (17 - 23 °F) throughout the day. On average each year, Somerset experiences 69 days above 25 °C (77.0 °F) and 139 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Somerset, Wisconsin, United States.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)		 15°C
(60°F)		 21°C
(71°F)		 28°C
(82°F)		 35°C
(96°F)		 35°C
(96°F)		 34°C
(93°F)		 32°C
(90°F)		 33°C
(91°F)		 29°C
(84°F)		 24°C
(75°F)		 14°C
(57°F)
Mean maximum 4°C
(40°F)		 7°C
(45°F)		 16°C
(61°F)		 23°C
(74°F)		 30°C
(86°F)		 32°C
(90°F)		 33°C
(92°F)		 31°C
(88°F)		 31°C
(88°F)		 26°C
(79°F)		 15°C
(59°F)		 10°C
(50°F)
Average high -5°C
(24°F)		 -4°C
(25°F)		 5°C
(41°F)		 11°C
(52°F)		 20°C
(68°F)		 26°C
(80°F)		 28°C
(83°F)		 26°C
(79°F)		 22°C
(73°F)		 13°C
(56°F)		 4°C
(40°F)		 -1°C
(30°F)
Daily mean -9°C
(17°F)		 -8°C
(17°F)		 0°C
(33°F)		 6°C
(43°F)		 15°C
(59°F)		 21°C
(71°F)		 23°C
(74°F)		 21°C
(70°F)		 18°C
(64°F)		 9°C
(48°F)		 0°C
(33°F)		 -5°C
(23°F)
Average low -13°C
(9°F)		 -13°C
(8°F)		 -4°C
(25°F)		 1°C
(35°F)		 10°C
(50°F)		 16°C
(62°F)		 18°C
(65°F)		 16°C
(62°F)		 13°C
(55°F)		 5°C
(41°F)		 -3°C
(26°F)		 -9°C
(16°F)
Mean minimum -27°C
(-16°F)		 -27°C
(-17°F)		 -17°C
(1°F)		 -7°C
(20°F)		 2°C
(36°F)		 10°C
(51°F)		 13°C
(56°F)		 11°C
(52°F)		 5°C
(41°F)		 -4°C
(26°F)		 -14°C
(8°F)		 -23°C
(-10°F)
Minimum -34°C
(-28°F)		 -35°C
(-31°F)		 -25°C
(-13°F)		 -15°C
(5°F)		 -1°C
(30°F)		 8°C
(46°F)		 13°C
(55°F)		 10°C
(51°F)		 1°C
(34°F)		 -8°C
(17°F)		 -16°C
(4°F)		 -26°C
(-15°F)

Compare climate in Somerset with other places

Compare temperature, precipitation, sunshine, UV index in Somerset, Wisconsin, United States with other places around the world.

Monthly average precipitation in Somerset, Wisconsin, United States §

Somerset usually has the most precipitation in May, August and September, with an average of 10 rainy days and 122 mm (4.8 inches) of precipitation per month.The driest months in Somerset are January, February and November. On average, 35 mm (1.4 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Somerset, Wisconsin, United States.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) 29 (1.1) 38 (1.5) 56 (2.2) 87 (3.4) 134 (5.3) 103 (4.1) 104 (4.1) 122 (4.8) 110 (4.3) 102 (4.0) 39 (1.5) 55 (2.2)
Average precipitation days (≥ 1 mm) 5 6 7 10 12 10 11 11 9 11 8 8

Monthly sunshine hours in Somerset, Wisconsin, United States §

The sunniest months in Somerset are June, July and August, when the sun shines an average of 11 hours 3 minutes a day.Least sunny months in Somerset: January, November and December receive an average of 5 hours 9 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Somerset, Wisconsin, United States.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 134 200 232 232 283 343 359 314 251 207 173 167
Mean daily daylight hours 9h 12m 10h 25m 11h 57m 13h 31m 14h 52m 15h 32m 15h 10m 13h 58m 12h 27m 10h 54m 9h 31m 8h 49m

Solar UV radiation in Somerset, Wisconsin, United States §

Somerset experiences the highest level of ultraviolet (UV) radiation in May, June and August, when the maximum UV index can reach values of 9 - 10, which corresponds to the Very High category of sun exposure.January, November and December are in the Low / Moderate exposure category. In these months, the maximum values of the UV index do not exceed 3. For more detailed information, check out our hourly Somerset UV Index data.

Average daily maximum UV levels by month for Somerset, Wisconsin, United States.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) 2 4 5 7 9 10 9 9 7 5 3 2