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Monthly climate in Kansas, Illinois, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Kansas features a humid continental climate (Dfa).Temperatures typically range between -1 °C (30 °F) and 25 °C (78 °F) through the year, but rarely can drop to -24 °C (-12 °F) or can rise to as high as 37 °C (99 °F).The average annual precipitation amounts to about 1228 mm (48.4 inches) and receives 124 rainy days on the 1 mm (0.04 inches) threshold annually.Kansas enjoys an average of 2956 hours of sunshine throughout the year, and daylight varies from 9 hours 24 minutes to 14 hours 54 minutes per day.

Monthly average temperatures in Kansas, Illinois, United States §

The warmest months in Kansas 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 -1 to 3 °C (30 - 37 °F) throughout the day. On average each year, Kansas experiences 112 days above 25 °C (77.0 °F) and 90 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Kansas, Illinois, 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 19°C
(66°F)		 22°C
(71°F)		 24°C
(76°F)		 29°C
(84°F)		 35°C
(95°F)		 37°C
(99°F)		 35°C
(95°F)		 34°C
(94°F)		 33°C
(92°F)		 33°C
(92°F)		 25°C
(78°F)		 18°C
(65°F)
Mean maximum 15°C
(59°F)		 18°C
(64°F)		 21°C
(71°F)		 27°C
(81°F)		 32°C
(89°F)		 34°C
(93°F)		 34°C
(93°F)		 33°C
(91°F)		 33°C
(91°F)		 30°C
(87°F)		 20°C
(69°F)		 17°C
(63°F)
Average high 3°C
(37°F)		 5°C
(42°F)		 12°C
(53°F)		 17°C
(63°F)		 24°C
(75°F)		 29°C
(84°F)		 30°C
(86°F)		 28°C
(83°F)		 27°C
(81°F)		 20°C
(68°F)		 10°C
(51°F)		 7°C
(45°F)
Daily mean -1°C
(30°F)		 1°C
(34°F)		 7°C
(44°F)		 12°C
(53°F)		 19°C
(66°F)		 24°C
(75°F)		 25°C
(78°F)		 24°C
(75°F)		 21°C
(71°F)		 14°C
(58°F)		 6°C
(42°F)		 3°C
(37°F)
Average low -5°C
(23°F)		 -4°C
(25°F)		 2°C
(35°F)		 6°C
(44°F)		 14°C
(57°F)		 19°C
(66°F)		 21°C
(70°F)		 19°C
(66°F)		 16°C
(61°F)		 10°C
(49°F)		 1°C
(34°F)		 -2°C
(29°F)
Mean minimum -18°C
(-0°F)		 -17°C
(2°F)		 -10°C
(15°F)		 -3°C
(28°F)		 4°C
(39°F)		 14°C
(57°F)		 15°C
(59°F)		 13°C
(55°F)		 8°C
(47°F)		 -0°C
(32°F)		 -8°C
(18°F)		 -13°C
(9°F)
Minimum -24°C
(-12°F)		 -19°C
(-2°F)		 -17°C
(2°F)		 -5°C
(23°F)		 1°C
(34°F)		 10°C
(50°F)		 13°C
(55°F)		 12°C
(53°F)		 6°C
(43°F)		 -5°C
(24°F)		 -12°C
(10°F)		 -19°C
(-3°F)

Compare climate in Kansas with other places

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

Monthly average precipitation in Kansas, Illinois, United States §

Kansas usually has the most precipitation in March, May and July, with an average of 12 rainy days and 129 mm (5.1 inches) of precipitation per month.The driest months in Kansas are January, September and December. On average, 73 mm (2.9 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Kansas, Illinois, 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) 80 (3.1) 83 (3.3) 130 (5.1) 114 (4.5) 138 (5.4) 110 (4.3) 118 (4.7) 114 (4.5) 68 (2.7) 112 (4.4) 91 (3.6) 70 (2.8)
Average precipitation days (≥ 1 mm) 9 10 12 11 14 11 11 11 7 11 8 9

Monthly sunshine hours in Kansas, Illinois, United States §

The sunniest months in Kansas are June, July and August, when the sun shines an average of 11 hours 8 minutes a day.Least sunny months in Kansas: January, February and December receive an average of 5 hours 7 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Kansas, Illinois, 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 115 164 213 243 286 338 354 331 289 237 194 186
Mean daily daylight hours 9h 43m 10h 43m 11h 58m 13h 16m 14h 21m 14h 54m 14h 36m 13h 38m 12h 23m 11h 6m 9h 58m 9h 24m

Solar UV radiation in Kansas, Illinois, United States §

Kansas experiences the highest level of ultraviolet (UV) radiation in May, June and July, when the maximum UV index can reach values of 10 - 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 Kansas UV Index data.

Average daily maximum UV levels by month for Kansas, Illinois, 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 9 10 11 10 9 8 6 4 3