Last updated: May 6, 2024
Under the Köppen–Geiger climate classification Crested Butte features a subarctic climate (Dfc).Temperatures typically range between -9 °C (15 °F) and 15 °C (59 °F) through the year, but rarely can drop to -30 °C (-22 °F) or can rise to as high as 27 °C (81 °F).The average annual precipitation amounts to about 583 mm (22.9 inches) and receives 115 rainy days on the 1 mm (0.04 inches) threshold annually.Crested Butte enjoys an average of 3568 hours of sunshine throughout the year, and daylight varies from 9 hours 28 minutes to 14 hours 49 minutes per day.
The warmest months in Crested Butte are June, July and August, with daily mean temperatures ranging from 11 to 15 °C (53 - 59 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -9 to -8 °C (15 - 19 °F) throughout the day. On average each year, Crested Butte experiences 6 days above 25 °C (77.0 °F) and 228 days below 0 °C (32.0 °F).
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Maximum | 6°C (43°F) | 11°C (52°F) | 11°C (52°F) | 13°C (56°F) | 21°C (70°F) | 27°C (80°F) | 27°C (81°F) | 26°C (80°F) | 26°C (78°F) | 20°C (68°F) | 13°C (56°F) | 9°C (49°F) |
Mean maximum | 3°C (38°F) | 5°C (42°F) | 9°C (49°F) | 12°C (54°F) | 17°C (63°F) | 23°C (73°F) | 27°C (80°F) | 25°C (77°F) | 24°C (76°F) | 18°C (64°F) | 10°C (50°F) | 6°C (43°F) |
Average high | -2°C (28°F) | -2°C (29°F) | 3°C (37°F) | 6°C (43°F) | 11°C (52°F) | 19°C (67°F) | 23°C (73°F) | 22°C (72°F) | 18°C (65°F) | 10°C (50°F) | 4°C (39°F) | -2°C (29°F) |
Daily mean | -9°C (16°F) | -8°C (19°F) | -3°C (27°F) | 0°C (33°F) | 4°C (40°F) | 11°C (53°F) | 15°C (59°F) | 14°C (58°F) | 11°C (51°F) | 2°C (36°F) | -5°C (24°F) | -9°C (15°F) |
Average low | -15°C (6°F) | -13°C (9°F) | -9°C (17°F) | -6°C (22°F) | -3°C (28°F) | 3°C (37°F) | 7°C (45°F) | 6°C (43°F) | 3°C (37°F) | -5°C (24°F) | -13°C (10°F) | -16°C (3°F) |
Mean minimum | -24°C (-11°F) | -22°C (-8°F) | -18°C (-1°F) | -15°C (5°F) | -8°C (18°F) | -3°C (27°F) | 2°C (36°F) | 3°C (38°F) | -4°C (25°F) | -20°C (-4°F) | -25°C (-13°F) | -27°C (-16°F) |
Minimum | -26°C (-14°F) | -25°C (-13°F) | -21°C (-6°F) | -17°C (1°F) | -10°C (15°F) | -5°C (23°F) | 1°C (33°F) | 2°C (35°F) | -6°C (21°F) | -28°C (-19°F) | -27°C (-16°F) | -30°C (-22°F) |
Compare temperature, precipitation, sunshine, UV index in Crested Butte, Colorado, United States with other places around the world.
Crested Butte usually has the most precipitation in February, March and December, with an average of 12 rainy days and 68 mm (2.7 inches) of precipitation per month.The driest months in Crested Butte are June, August and September. On average, 25 mm (1.0 inches) of precipitation falls during these months.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Average precipitation mm (inches) | 57 (2.2) | 73 (2.9) | 69 (2.7) | 56 (2.2) | 47 (1.9) | 23 (0.9) | 52 (2.1) | 23 (0.9) | 28 (1.1) | 48 (1.9) | 45 (1.8) | 61 (2.4) |
Average precipitation days (≥ 1 mm) | 10 | 14 | 13 | 12 | 9 | 5 | 11 | 7 | 6 | 10 | 7 | 11 |
The sunniest months in Crested Butte are May, June and July, when the sun shines an average of 12 hours 19 minutes a day.Least sunny months in Crested Butte: January, February and December receive an average of 6 hours 47 minutes of sunshine daily.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Mean monthly sunshine hours | 172 | 223 | 287 | 322 | 364 | 383 | 385 | 359 | 317 | 284 | 244 | 222 |
Mean daily daylight hours | 9h 47m | 10h 45m | 11h 58m | 13h 14m | 14h 18m | 14h 49m | 14h 32m | 13h 35m | 12h 23m | 11h 7m | 10h 1m | 9h 28m |
Crested Butte experiences the highest level of ultraviolet (UV) radiation in May, June and July, when the maximum UV index can reach values of 13 - 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 Crested Butte UV Index data.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
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UV Index (month maximum) | 4 | 6 | 10 | 12 | 13 | 13 | 13 | 12 | 10 | 7 | 5 | 4 |