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Monthly climate in Chariton, Iowa, United States

Last updated: March 2, 2024

Under the Köppen–Geiger climate classification Chariton features a humid continental climate (Dfa). Temperatures typically range between -5 °C (24 °F) and 25 °C (78 °F) through the year, but rarely can drop to -31 °C (-24 °F) or can rise to as high as 39 °C (102 °F). The average annual precipitation amounts to about 1039 mm (40.9 inches) and receives 108 rainy days on the 1 mm (0.04 inches) threshold annually. Chariton enjoys an average of 3037 hours of sunshine throughout the year, and daylight varies from 9 hours 15 minutes to 15 hours 3 minutes per day.

Monthly average temperatures in Chariton, Iowa, United States §

The warmest months in Chariton are June, July and August, with daily mean temperatures ranging from 24 to 25 °C (75 - 78 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -5 to 0 °C (24 - 32 °F) throughout the day. On average each year, Chariton experiences 101 days above 25 °C (77.0 °F) and 112 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Chariton, 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 15°C
(59°F)		 23°C
(73°F)		 23°C
(73°F)		 29°C
(85°F)		 39°C
(102°F)		 38°C
(101°F)		 37°C
(100°F)		 37°C
(98°F)		 33°C
(91°F)		 31°C
(88°F)		 24°C
(75°F)		 23°C
(73°F)
Mean maximum 12°C
(55°F)		 16°C
(61°F)		 21°C
(70°F)		 27°C
(81°F)		 32°C
(90°F)		 34°C
(94°F)		 35°C
(95°F)		 34°C
(93°F)		 32°C
(90°F)		 29°C
(85°F)		 19°C
(67°F)		 17°C
(64°F)
Average high -0°C
(32°F)		 2°C
(35°F)		 10°C
(50°F)		 16°C
(61°F)		 22°C
(73°F)		 29°C
(84°F)		 30°C
(87°F)		 29°C
(84°F)		 26°C
(79°F)		 17°C
(63°F)		 9°C
(49°F)		 5°C
(41°F)
Daily mean -5°C
(24°F)		 -3°C
(26°F)		 5°C
(41°F)		 10°C
(50°F)		 17°C
(63°F)		 24°C
(75°F)		 25°C
(78°F)		 24°C
(75°F)		 20°C
(69°F)		 12°C
(54°F)		 4°C
(40°F)		 0°C
(32°F)
Average low -9°C
(16°F)		 -8°C
(17°F)		 0°C
(33°F)		 5°C
(40°F)		 12°C
(55°F)		 19°C
(66°F)		 20°C
(69°F)		 18°C
(65°F)		 15°C
(59°F)		 7°C
(45°F)		 -1°C
(31°F)		 -5°C
(24°F)
Mean minimum -25°C
(-12°F)		 -21°C
(-6°F)		 -11°C
(12°F)		 -5°C
(22°F)		 4°C
(40°F)		 13°C
(56°F)		 15°C
(60°F)		 13°C
(55°F)		 8°C
(46°F)		 -2°C
(28°F)		 -11°C
(12°F)		 -14°C
(6°F)
Minimum -31°C
(-24°F)		 -28°C
(-18°F)		 -21°C
(-5°F)		 -10°C
(15°F)		 2°C
(36°F)		 10°C
(50°F)		 14°C
(57°F)		 11°C
(52°F)		 6°C
(44°F)		 -4°C
(25°F)		 -17°C
(2°F)		 -23°C
(-9°F)

Compare climate in Chariton with other places

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

Monthly average precipitation in Chariton, Iowa, United States §

Chariton usually has the most precipitation in May, June and October, with an average of 12 rainy days and 139 mm (5.5 inches) of precipitation per month. The driest months in Chariton are January, February and December. On average, 41 mm (1.6 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Chariton, 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) 44 (1.7) 45 (1.8) 94 (3.7) 71 (2.8) 147 (5.8) 128 (5.0) 83 (3.2) 72 (2.8) 127 (5.0) 141 (5.6) 54 (2.1) 35 (1.4)
Average precipitation days (≥ 1 mm) 6 8 10 10 16 10 9 8 9 11 6 5

Monthly sunshine hours in Chariton, Iowa, United States §

The sunniest months in Chariton are June, July and August, when the sun shines an average of 11 hours 23 minutes a day. Least sunny months in Chariton: January, February and December receive an average of 5 hours 52 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Chariton, 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 136 189 220 256 264 341 369 336 278 227 209 208
Mean daily daylight hours 9h 35m 10h 38m 11h 58m 13h 20m 14h 29m 15h 3m 14h 44m 13h 43m 12h 24m 11h 3m 9h 52m 9h 15m

Solar UV radiation in Chariton, Iowa, United States §

Chariton 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 Chariton UV Index data.

Average daily maximum UV levels by month for Chariton, 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 11 9 8 6 4 3

Detailed Monthly Weather Insights for Chariton, Iowa, United States

Discover in-depth weather details for every month in Chariton. 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 Chariton'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.