nomadseason

Monthly climate in Colo, Iowa, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Colo features a humid continental climate (Dfa).Temperatures typically range between -6 °C (21 °F) and 24 °C (76 °F) through the year, but rarely can drop to -32 °C (-25 °F) or can rise to as high as 37 °C (99 °F).The average annual precipitation amounts to about 960 mm (37.8 inches) and receives 106 rainy days on the 1 mm (0.04 inches) threshold annually.Colo enjoys an average of 2989 hours of sunshine throughout the year, and daylight varies from 9 hours 9 minutes to 15 hours 10 minutes per day.

Monthly average temperatures in Colo, Iowa, United States §

The warmest months in Colo are June, July and August, with daily mean temperatures ranging from 23 to 24 °C (73 - 76 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -6 to -1 °C (21 - 30 °F) throughout the day. On average each year, Colo experiences 93 days above 25 °C (77.0 °F) and 126 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Colo, 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 14°C
(57°F)		 21°C
(70°F)		 22°C
(73°F)		 30°C
(86°F)		 35°C
(95°F)		 37°C
(99°F)		 35°C
(95°F)		 37°C
(98°F)		 33°C
(92°F)		 31°C
(88°F)		 24°C
(76°F)		 22°C
(73°F)
Mean maximum 10°C
(50°F)		 14°C
(57°F)		 20°C
(68°F)		 26°C
(80°F)		 32°C
(90°F)		 33°C
(92°F)		 34°C
(93°F)		 33°C
(91°F)		 32°C
(90°F)		 30°C
(86°F)		 19°C
(66°F)		 16°C
(62°F)
Average high -2°C
(29°F)		 -1°C
(31°F)		 8°C
(47°F)		 15°C
(59°F)		 22°C
(71°F)		 28°C
(83°F)		 29°C
(85°F)		 28°C
(83°F)		 25°C
(78°F)		 16°C
(61°F)		 8°C
(47°F)		 4°C
(39°F)
Daily mean -6°C
(21°F)		 -6°C
(22°F)		 3°C
(38°F)		 9°C
(48°F)		 16°C
(62°F)		 23°C
(74°F)		 24°C
(76°F)		 23°C
(73°F)		 20°C
(68°F)		 11°C
(52°F)		 3°C
(38°F)		 -1°C
(30°F)
Average low -10°C
(14°F)		 -10°C
(14°F)		 -1°C
(30°F)		 4°C
(39°F)		 12°C
(53°F)		 18°C
(64°F)		 19°C
(67°F)		 17°C
(63°F)		 14°C
(58°F)		 6°C
(43°F)		 -2°C
(29°F)		 -6°C
(22°F)
Mean minimum -25°C
(-12°F)		 -24°C
(-11°F)		 -13°C
(9°F)		 -7°C
(20°F)		 3°C
(38°F)		 12°C
(53°F)		 14°C
(58°F)		 11°C
(53°F)		 6°C
(44°F)		 -3°C
(26°F)		 -12°C
(12°F)		 -16°C
(4°F)
Minimum -32°C
(-25°F)		 -32°C
(-25°F)		 -22°C
(-7°F)		 -11°C
(13°F)		 -0°C
(32°F)		 9°C
(48°F)		 13°C
(56°F)		 10°C
(51°F)		 3°C
(38°F)		 -7°C
(21°F)		 -18°C
(1°F)		 -22°C
(-8°F)

Compare climate in Colo with other places

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

Monthly average precipitation in Colo, Iowa, United States §

Colo usually has the most precipitation in May, September and October, with an average of 12 rainy days and 133 mm (5.2 inches) of precipitation per month.The driest months in Colo are January, November and December. On average, 39 mm (1.5 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Colo, 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) 38 (1.5) 44 (1.7) 77 (3.0) 83 (3.3) 151 (5.9) 105 (4.1) 74 (2.9) 62 (2.4) 115 (4.5) 132 (5.2) 43 (1.7) 35 (1.4)
Average precipitation days (≥ 1 mm) 6 8 8 10 15 10 9 8 10 11 6 5

Monthly sunshine hours in Colo, Iowa, United States §

The sunniest months in Colo are June, July and August, when the sun shines an average of 11 hours 17 minutes a day.Least sunny months in Colo: January, February and November receive an average of 5 hours 50 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Colo, 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 135 187 220 250 254 340 369 328 272 222 203 204
Mean daily daylight hours 9h 30m 10h 35m 11h 58m 13h 23m 14h 34m 15h 10m 14h 50m 13h 46m 12h 25m 11h 1m 9h 47m 9h 9m

Solar UV radiation in Colo, Iowa, United States §

Colo 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 Colo UV Index data.

Average daily maximum UV levels by month for Colo, 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