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Monthly climate in Carbondale, Colorado, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Carbondale features a subarctic climate (Dfc).Temperatures typically range between -6 °C (21 °F) and 20 °C (68 °F) through the year, but rarely can drop to -29 °C (-19 °F) or can rise to as high as 33 °C (92 °F).The average annual precipitation amounts to about 579 mm (22.8 inches) and receives 102 rainy days on the 1 mm (0.04 inches) threshold annually.Carbondale enjoys an average of 3500 hours of sunshine throughout the year, and daylight varies from 9 hours 25 minutes to 14 hours 53 minutes per day.

Monthly average temperatures in Carbondale, Colorado, United States §

The warmest months in Carbondale are June, July and August, with daily mean temperatures ranging from 16 to 20 °C (61 - 68 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -6 to -4 °C (21 - 24 °F) throughout the day. On average each year, Carbondale experiences 65 days above 25 °C (77.0 °F) and 198 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Carbondale, 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 9°C
(48°F)		 12°C
(54°F)		 14°C
(58°F)		 18°C
(65°F)		 26°C
(79°F)		 33°C
(91°F)		 33°C
(92°F)		 32°C
(89°F)		 31°C
(88°F)		 24°C
(75°F)		 17°C
(63°F)		 12°C
(54°F)
Mean maximum 7°C
(44°F)		 8°C
(47°F)		 13°C
(55°F)		 17°C
(62°F)		 23°C
(74°F)		 27°C
(81°F)		 32°C
(90°F)		 31°C
(87°F)		 30°C
(86°F)		 21°C
(71°F)		 14°C
(57°F)		 9°C
(48°F)
Average high 0°C
(33°F)		 1°C
(35°F)		 6°C
(43°F)		 10°C
(49°F)		 16°C
(61°F)		 24°C
(76°F)		 28°C
(83°F)		 27°C
(81°F)		 23°C
(74°F)		 13°C
(55°F)		 7°C
(45°F)		 1°C
(35°F)
Daily mean -6°C
(21°F)		 -4°C
(24°F)		 0°C
(33°F)		 3°C
(37°F)		 8°C
(47°F)		 16°C
(61°F)		 20°C
(68°F)		 19°C
(66°F)		 15°C
(58°F)		 5°C
(41°F)		 -1°C
(30°F)		 -6°C
(21°F)
Average low -13°C
(10°F)		 -10°C
(14°F)		 -6°C
(22°F)		 -4°C
(25°F)		 0°C
(32°F)		 6°C
(44°F)		 11°C
(51°F)		 10°C
(49°F)		 6°C
(43°F)		 -2°C
(28°F)		 -9°C
(17°F)		 -14°C
(8°F)
Mean minimum -22°C
(-8°F)		 -20°C
(-4°F)		 -15°C
(6°F)		 -11°C
(12°F)		 -5°C
(23°F)		 0°C
(33°F)		 5°C
(42°F)		 6°C
(43°F)		 -1°C
(30°F)		 -19°C
(-2°F)		 -22°C
(-7°F)		 -24°C
(-10°F)
Minimum -26°C
(-14°F)		 -23°C
(-9°F)		 -18°C
(-1°F)		 -15°C
(5°F)		 -10°C
(15°F)		 -5°C
(24°F)		 4°C
(39°F)		 5°C
(41°F)		 -4°C
(25°F)		 -28°C
(-18°F)		 -29°C
(-19°F)		 -28°C
(-19°F)

Compare climate in Carbondale with other places

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

Monthly average precipitation in Carbondale, Colorado, United States §

Carbondale usually has the most precipitation in February, March and October, with an average of 12 rainy days and 74 mm (2.9 inches) of precipitation per month.The driest months in Carbondale are July, August and September. On average, 17 mm (0.7 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Carbondale, 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) 62 (2.5) 85 (3.3) 69 (2.7) 53 (2.1) 52 (2.1) 23 (0.9) 16 (0.6) 16 (0.6) 19 (0.7) 67 (2.6) 52 (2.0) 66 (2.6)
Average precipitation days (≥ 1 mm) 11 14 14 10 9 5 4 3 4 9 8 11

Monthly sunshine hours in Carbondale, Colorado, United States §

The sunniest months in Carbondale are May, June and July, when the sun shines an average of 12 hours 17 minutes a day.Least sunny months in Carbondale: January, February and December receive an average of 6 hours 29 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Carbondale, 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 162 214 279 312 360 383 385 359 316 275 235 213
Mean daily daylight hours 9h 44m 10h 43m 11h 58m 13h 16m 14h 21m 14h 53m 14h 35m 13h 37m 12h 23m 11h 6m 9h 59m 9h 25m

Solar UV radiation in Carbondale, Colorado, United States §

Carbondale experiences the highest level of ultraviolet (UV) radiation in April, June and August, when the maximum UV index can reach values of 12 - 13, which corresponds to the 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 Carbondale UV Index data.

Average daily maximum UV levels by month for Carbondale, 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 6 9 12 12 13 12 12 10 7 5 4