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Monthly climate in Carterville, Missouri, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Carterville features a humid subtropical climate (Cfa).Temperatures typically range between 2 °C (36 °F) and 27 °C (81 °F) through the year, but rarely can drop to -26 °C (-14 °F) or can rise to as high as 38 °C (100 °F).The average annual precipitation amounts to about 1192 mm (46.9 inches) and receives 113 rainy days on the 1 mm (0.04 inches) threshold annually.Carterville enjoys an average of 3069 hours of sunshine throughout the year, and daylight varies from 9 hours 38 minutes to 14 hours 39 minutes per day.

Monthly average temperatures in Carterville, Missouri, United States §

The warmest months in Carterville are June, July and August, with daily mean temperatures ranging from 25 to 27 °C (78 - 81 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 2 to 6 °C (36 - 42 °F) throughout the day. On average each year, Carterville experiences 127 days above 25 °C (77.0 °F) and 67 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Carterville, Missouri, 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 21°C
(70°F)		 27°C
(82°F)		 29°C
(85°F)		 32°C
(89°F)		 34°C
(93°F)		 37°C
(98°F)		 38°C
(100°F)		 36°C
(97°F)		 35°C
(95°F)		 32°C
(90°F)		 25°C
(78°F)		 24°C
(75°F)
Mean maximum 18°C
(65°F)		 23°C
(74°F)		 25°C
(78°F)		 29°C
(85°F)		 32°C
(89°F)		 34°C
(94°F)		 36°C
(97°F)		 35°C
(96°F)		 34°C
(94°F)		 32°C
(89°F)		 23°C
(74°F)		 21°C
(70°F)
Average high 7°C
(46°F)		 9°C
(49°F)		 16°C
(61°F)		 20°C
(68°F)		 25°C
(77°F)		 31°C
(87°F)		 32°C
(90°F)		 31°C
(88°F)		 29°C
(85°F)		 21°C
(70°F)		 14°C
(58°F)		 11°C
(52°F)
Daily mean 2°C
(36°F)		 3°C
(38°F)		 10°C
(51°F)		 14°C
(57°F)		 20°C
(68°F)		 25°C
(78°F)		 27°C
(81°F)		 26°C
(78°F)		 23°C
(74°F)		 15°C
(60°F)		 9°C
(48°F)		 6°C
(42°F)
Average low -2°C
(28°F)		 -2°C
(29°F)		 5°C
(41°F)		 8°C
(47°F)		 15°C
(59°F)		 20°C
(68°F)		 22°C
(72°F)		 21°C
(70°F)		 18°C
(65°F)		 10°C
(51°F)		 3°C
(38°F)		 1°C
(34°F)
Mean minimum -13°C
(10°F)		 -14°C
(7°F)		 -6°C
(21°F)		 -1°C
(30°F)		 6°C
(44°F)		 15°C
(59°F)		 17°C
(63°F)		 16°C
(61°F)		 9°C
(49°F)		 1°C
(33°F)		 -7°C
(20°F)		 -8°C
(17°F)
Minimum -18°C
(-1°F)		 -26°C
(-14°F)		 -15°C
(6°F)		 -5°C
(23°F)		 3°C
(38°F)		 12°C
(54°F)		 15°C
(59°F)		 14°C
(58°F)		 6°C
(44°F)		 -2°C
(29°F)		 -12°C
(11°F)		 -12°C
(10°F)

Compare climate in Carterville with other places

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

Monthly average precipitation in Carterville, Missouri, United States §

Carterville usually has the most precipitation in March, April and May, with an average of 12 rainy days and 151 mm (6.0 inches) of precipitation per month.The driest months in Carterville are February, November and December. On average, 55 mm (2.2 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Carterville, Missouri, 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) 74 (2.9) 64 (2.5) 136 (5.4) 131 (5.2) 186 (7.3) 87 (3.4) 93 (3.7) 110 (4.3) 80 (3.2) 129 (5.1) 54 (2.1) 46 (1.8)
Average precipitation days (≥ 1 mm) 7 8 12 11 14 9 10 12 6 11 7 6

Monthly sunshine hours in Carterville, Missouri, United States §

The sunniest months in Carterville are June, July and August, when the sun shines an average of 11 hours 2 minutes a day.Least sunny months in Carterville: January, February and March receive an average of 5 hours 59 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Carterville, Missouri, 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 151 179 215 249 286 340 355 320 290 244 219 217
Mean daily daylight hours 9h 55m 10h 49m 11h 59m 13h 10m 14h 10m 14h 39m 14h 23m 13h 30m 12h 22m 11h 11m 10h 9m 9h 38m

Solar UV radiation in Carterville, Missouri, United States §

Carterville experiences the highest level of ultraviolet (UV) radiation in April, 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 5. For more detailed information, check out our hourly Carterville UV Index data.

Average daily maximum UV levels by month for Carterville, Missouri, 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 6 7 10 10 11 11 10 9 7 5 3