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Monthly climate in Milliken, Colorado, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Milliken features a cold semi-arid climate (BSk).Temperatures typically range between -1 °C (31 °F) and 25 °C (77 °F) through the year, but rarely can drop to -25 °C (-13 °F) or can rise to as high as 40 °C (104 °F).The average annual precipitation amounts to about 346 mm (13.6 inches) and receives 62 rainy days on the 1 mm (0.04 inches) threshold annually.Milliken enjoys an average of 3448 hours of sunshine throughout the year, and daylight varies from 9 hours 20 minutes to 14 hours 58 minutes per day.

Monthly average temperatures in Milliken, Colorado, United States §

The warmest months in Milliken are June, July and August, with daily mean temperatures ranging from 22 to 25 °C (72 - 77 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -1 to 1 °C (31 - 33 °F) throughout the day. On average each year, Milliken experiences 115 days above 25 °C (77.0 °F) and 128 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Milliken, Colorado, 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 17°C
(64°F)		 26°C
(79°F)		 28°C
(83°F)		 31°C
(88°F)		 34°C
(93°F)		 40°C
(104°F)		 39°C
(103°F)		 37°C
(100°F)		 38°C
(101°F)		 30°C
(87°F)		 26°C
(79°F)		 22°C
(72°F)
Mean maximum 15°C
(60°F)		 20°C
(69°F)		 25°C
(77°F)		 29°C
(84°F)		 32°C
(90°F)		 35°C
(95°F)		 39°C
(102°F)		 36°C
(98°F)		 37°C
(99°F)		 29°C
(85°F)		 24°C
(76°F)		 17°C
(64°F)
Average high 7°C
(45°F)		 7°C
(46°F)		 14°C
(58°F)		 18°C
(65°F)		 22°C
(73°F)		 30°C
(86°F)		 33°C
(92°F)		 32°C
(90°F)		 29°C
(84°F)		 18°C
(65°F)		 13°C
(56°F)		 8°C
(47°F)
Daily mean -1°C
(31°F)		 -0°C
(31°F)		 6°C
(43°F)		 10°C
(50°F)		 15°C
(59°F)		 22°C
(72°F)		 25°C
(77°F)		 24°C
(75°F)		 20°C
(68°F)		 10°C
(50°F)		 5°C
(41°F)		 1°C
(33°F)
Average low -6°C
(21°F)		 -7°C
(20°F)		 -1°C
(30°F)		 2°C
(37°F)		 8°C
(46°F)		 14°C
(57°F)		 18°C
(64°F)		 16°C
(62°F)		 12°C
(55°F)		 3°C
(38°F)		 -1°C
(30°F)		 -5°C
(23°F)
Mean minimum -17°C
(2°F)		 -18°C
(1°F)		 -11°C
(12°F)		 -7°C
(20°F)		 2°C
(35°F)		 8°C
(47°F)		 13°C
(55°F)		 13°C
(55°F)		 5°C
(41°F)		 -9°C
(16°F)		 -9°C
(17°F)		 -13°C
(8°F)
Minimum -24°C
(-11°F)		 -25°C
(-13°F)		 -24°C
(-11°F)		 -11°C
(13°F)		 -0°C
(32°F)		 7°C
(44°F)		 11°C
(51°F)		 11°C
(52°F)		 1°C
(34°F)		 -19°C
(-1°F)		 -15°C
(6°F)		 -18°C
(0°F)

Compare climate in Milliken with other places

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

Monthly average precipitation in Milliken, Colorado, United States §

Milliken usually has the most precipitation in March, April and May, with an average of 8 rainy days and 56 mm (2.2 inches) of precipitation per month.The driest months in Milliken are January, February and December. On average, 11 mm (0.4 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Milliken, Colorado, 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) 12 (0.5) 13 (0.5) 44 (1.8) 34 (1.3) 91 (3.6) 30 (1.2) 28 (1.1) 32 (1.3) 17 (0.6) 23 (0.9) 13 (0.5) 8 (0.3)
Average precipitation days (≥ 1 mm) 2 4 6 7 11 7 7 5 3 5 3 2

Monthly sunshine hours in Milliken, Colorado, United States §

The sunniest months in Milliken are June, July and August, when the sun shines an average of 11 hours 51 minutes a day.Least sunny months in Milliken: January, February and December receive an average of 7 hours 10 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Milliken, Colorado, 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 184 233 281 294 313 366 376 347 301 268 246 235
Mean daily daylight hours 9h 40m 10h 41m 11h 58m 13h 18m 14h 25m 14h 58m 14h 40m 13h 40m 12h 24m 11h 4m 9h 55m 9h 20m

Solar UV radiation in Milliken, Colorado, United States §

Milliken experiences the highest level of ultraviolet (UV) radiation in April, June and July, when the maximum UV index can reach values of 10 - 12, 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 Milliken UV Index data.

Average daily maximum UV levels by month for Milliken, Colorado, 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) 4 5 7 10 10 12 11 10 9 6 4 3