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Monthly climate in Wellman, Iowa, United States

Last updated: March 2, 2024

Under the Köppen–Geiger climate classification Wellman features a humid continental climate (Dfa). Temperatures typically range between -5 °C (23 °F) and 25 °C (77 °F) through the year, but rarely can drop to -33 °C (-27 °F) or can rise to as high as 37 °C (98 °F). The average annual precipitation amounts to about 1025 mm (40.4 inches) and receives 106 rainy days on the 1 mm (0.04 inches) threshold annually. Wellman enjoys an average of 3007 hours of sunshine throughout the year, and daylight varies from 9 hours 12 minutes to 15 hours 6 minutes per day.

Monthly average temperatures in Wellman, Iowa, United States §

The warmest months in Wellman are June, July and August, with daily mean temperatures ranging from 23 to 25 °C (74 - 77 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -5 to 0 °C (23 - 32 °F) throughout the day. On average each year, Wellman experiences 99 days above 25 °C (77.0 °F) and 116 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Wellman, Iowa, 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 13°C
(56°F)		 22°C
(72°F)		 23°C
(74°F)		 29°C
(85°F)		 36°C
(97°F)		 37°C
(98°F)		 36°C
(97°F)		 36°C
(97°F)		 34°C
(94°F)		 31°C
(89°F)		 24°C
(76°F)		 23°C
(73°F)
Mean maximum 10°C
(51°F)		 14°C
(58°F)		 20°C
(69°F)		 27°C
(80°F)		 32°C
(90°F)		 34°C
(93°F)		 34°C
(94°F)		 33°C
(92°F)		 33°C
(91°F)		 30°C
(87°F)		 19°C
(66°F)		 17°C
(63°F)
Average high -1°C
(30°F)		 1°C
(34°F)		 9°C
(49°F)		 15°C
(60°F)		 22°C
(72°F)		 28°C
(83°F)		 30°C
(86°F)		 28°C
(84°F)		 26°C
(79°F)		 17°C
(63°F)		 9°C
(48°F)		 4°C
(40°F)
Daily mean -5°C
(23°F)		 -4°C
(25°F)		 4°C
(40°F)		 10°C
(50°F)		 17°C
(63°F)		 23°C
(74°F)		 25°C
(77°F)		 23°C
(74°F)		 20°C
(69°F)		 12°C
(54°F)		 4°C
(39°F)		 -0°C
(32°F)
Average low -9°C
(16°F)		 -9°C
(16°F)		 -0°C
(32°F)		 4°C
(40°F)		 12°C
(54°F)		 18°C
(65°F)		 20°C
(68°F)		 18°C
(64°F)		 14°C
(58°F)		 7°C
(45°F)		 -1°C
(30°F)		 -5°C
(24°F)
Mean minimum -23°C
(-10°F)		 -21°C
(-6°F)		 -12°C
(10°F)		 -5°C
(23°F)		 4°C
(39°F)		 12°C
(55°F)		 15°C
(59°F)		 12°C
(54°F)		 7°C
(45°F)		 -3°C
(27°F)		 -11°C
(13°F)		 -15°C
(6°F)
Minimum -31°C
(-24°F)		 -33°C
(-27°F)		 -21°C
(-6°F)		 -10°C
(14°F)		 0°C
(33°F)		 9°C
(48°F)		 12°C
(54°F)		 11°C
(52°F)		 4°C
(40°F)		 -5°C
(23°F)		 -16°C
(3°F)		 -22°C
(-7°F)

Compare climate in Wellman with other places

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

Monthly average precipitation in Wellman, Iowa, United States §

Wellman usually has the most precipitation in May, June and October, with an average of 11 rainy days and 132 mm (5.2 inches) of precipitation per month. The driest months in Wellman are January, November and December. On average, 49 mm (1.9 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Wellman, Iowa, 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) 49 (1.9) 56 (2.2) 84 (3.3) 84 (3.3) 139 (5.5) 131 (5.2) 69 (2.7) 70 (2.8) 119 (4.7) 127 (5.0) 51 (2.0) 46 (1.8)
Average precipitation days (≥ 1 mm) 7 8 9 11 14 10 9 8 8 11 6 5

Monthly sunshine hours in Wellman, Iowa, United States §

The sunniest months in Wellman are June, July and August, when the sun shines an average of 11 hours 16 minutes a day. Least sunny months in Wellman: January, February and December receive an average of 5 hours 45 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Wellman, Iowa, 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 133 188 225 247 267 336 365 334 276 222 207 202
Mean daily daylight hours 9h 33m 10h 37m 11h 58m 13h 21m 14h 31m 15h 6m 14h 47m 13h 44m 12h 24m 11h 2m 9h 49m 9h 12m

Solar UV radiation in Wellman, Iowa, United States §

Wellman experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 9 - 11, which corresponds to the Very High / Extreme category of sun exposure. January, November and December are in the Moderate exposure category. In these months, the maximum values of the UV index do not exceed 4. For more detailed information, check out our hourly Wellman UV Index data.

Average daily maximum UV levels by month for Wellman, Iowa, 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) 3 5 6 8 9 11 10 9 8 6 4 3

Detailed Monthly Weather Insights for Wellman, Iowa, United States

Discover in-depth weather details for every month in Wellman. Click through the links below for comprehensive overviews of temperature trends, precipitation levels, sunshine hours, and solar UV radiation specifics. Whether planning a visit or simply curious about Wellman's climate nuances, these monthly breakdowns provide the information you need for an informed understanding of what to expect throughout the year.

Each link leads to a detailed account of the typical weather conditions for that month, providing both locals and tourists with vital information to plan their daily activities, wardrobe, and travel itineraries accordingly.