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Monthly climate in Rome, Wisconsin, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Rome features a humid continental climate (Dfb).Temperatures typically range between -7 °C (19 °F) and 23 °C (73 °F) through the year, but rarely can drop to -33 °C (-26 °F) or can rise to as high as 34 °C (94 °F).The average annual precipitation amounts to about 1018 mm (40.1 inches) and receives 117 rainy days on the 1 mm (0.04 inches) threshold annually.Rome enjoys an average of 2852 hours of sunshine throughout the year, and daylight varies from 8 hours 53 minutes to 15 hours 27 minutes per day.

Monthly average temperatures in Rome, Wisconsin, United States §

The warmest months in Rome are June, July and August, with daily mean temperatures ranging from 20 to 23 °C (69 - 73 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -7 to -4 °C (19 - 26 °F) throughout the day. On average each year, Rome experiences 64 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 Rome, 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 8°C
(47°F)		 17°C
(63°F)		 18°C
(65°F)		 26°C
(78°F)		 34°C
(93°F)		 34°C
(94°F)		 33°C
(91°F)		 33°C
(91°F)		 33°C
(91°F)		 28°C
(83°F)		 22°C
(72°F)		 16°C
(61°F)
Mean maximum 5°C
(41°F)		 10°C
(51°F)		 15°C
(60°F)		 23°C
(73°F)		 30°C
(86°F)		 32°C
(90°F)		 32°C
(91°F)		 30°C
(87°F)		 29°C
(85°F)		 26°C
(80°F)		 15°C
(59°F)		 11°C
(53°F)
Average high -4°C
(26°F)		 -2°C
(28°F)		 5°C
(42°F)		 11°C
(52°F)		 19°C
(67°F)		 25°C
(78°F)		 27°C
(81°F)		 26°C
(79°F)		 22°C
(72°F)		 14°C
(57°F)		 5°C
(41°F)		 -0°C
(32°F)
Daily mean -7°C
(19°F)		 -7°C
(19°F)		 1°C
(33°F)		 6°C
(44°F)		 14°C
(58°F)		 20°C
(69°F)		 23°C
(73°F)		 21°C
(70°F)		 17°C
(63°F)		 9°C
(49°F)		 1°C
(34°F)		 -4°C
(26°F)
Average low -12°C
(12°F)		 -12°C
(10°F)		 -4°C
(25°F)		 1°C
(35°F)		 9°C
(49°F)		 15°C
(60°F)		 18°C
(64°F)		 16°C
(61°F)		 12°C
(54°F)		 5°C
(42°F)		 -3°C
(28°F)		 -7°C
(19°F)
Mean minimum -25°C
(-13°F)		 -25°C
(-12°F)		 -17°C
(1°F)		 -6°C
(21°F)		 1°C
(34°F)		 11°C
(51°F)		 13°C
(56°F)		 10°C
(50°F)		 5°C
(41°F)		 -3°C
(26°F)		 -11°C
(12°F)		 -19°C
(-2°F)
Minimum -32°C
(-26°F)		 -33°C
(-26°F)		 -25°C
(-12°F)		 -14°C
(7°F)		 -2°C
(28°F)		 7°C
(44°F)		 12°C
(55°F)		 7°C
(45°F)		 1°C
(35°F)		 -5°C
(23°F)		 -15°C
(5°F)		 -27°C
(-17°F)

Compare climate in Rome with other places

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

Monthly average precipitation in Rome, Wisconsin, United States §

Rome usually has the most precipitation in May, July and August, with an average of 11 rainy days and 117 mm (4.6 inches) of precipitation per month.The driest months in Rome are January, November and December. On average, 46 mm (1.8 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Rome, 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) 38 (1.5) 52 (2.0) 61 (2.4) 95 (3.7) 112 (4.4) 108 (4.3) 116 (4.6) 124 (4.9) 106 (4.2) 106 (4.2) 51 (2.0) 49 (1.9)
Average precipitation days (≥ 1 mm) 6 7 9 12 13 12 10 12 9 13 7 7

Monthly sunshine hours in Rome, Wisconsin, United States §

The sunniest months in Rome are June, July and August, when the sun shines an average of 10 hours 49 minutes a day.Least sunny months in Rome: January, November and December receive an average of 5 hours 0 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Rome, 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 122 198 232 230 281 325 353 316 257 196 181 156
Mean daily daylight hours 9h 16m 10h 27m 11h 57m 13h 29m 14h 48m 15h 27m 15h 5m 13h 55m 12h 27m 10h 55m 9h 35m 8h 53m

Solar UV radiation in Rome, Wisconsin, United States §

Rome experiences the highest level of ultraviolet (UV) radiation in June, July 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 Rome UV Index data.

Average daily maximum UV levels by month for Rome, 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 8 9 10 10 9 7 5 3 2