Last updated: May 6, 2024
Under the Köppen–Geiger climate classification Mount Crested Butte features a subarctic climate (Dfc).Temperatures typically range between -9 °C (16 °F) and 14 °C (58 °F) through the year, but rarely can drop to -32 °C (-25 °F) or can rise to as high as 26 °C (80 °F).The average annual precipitation amounts to about 663 mm (26.1 inches) and receives 124 rainy days on the 1 mm (0.04 inches) threshold annually.Mount Crested Butte enjoys an average of 3557 hours of sunshine throughout the year, and daylight varies from 9 hours 28 minutes to 14 hours 50 minutes per day.
The warmest months in Mount Crested Butte are June, July and August, with daily mean temperatures ranging from 11 to 14 °C (51 - 58 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -9 to -7 °C (16 - 19 °F) throughout the day. On average each year, Mount Crested Butte experiences 3 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 | 5°C (42°F) | 10°C (51°F) | 11°C (52°F) | 12°C (54°F) | 20°C (69°F) | 26°C (79°F) | 26°C (80°F) | 25°C (78°F) | 25°C (77°F) | 19°C (67°F) | 13°C (56°F) | 8°C (47°F) |
Mean maximum | 3°C (38°F) | 5°C (41°F) | 9°C (48°F) | 11°C (53°F) | 16°C (62°F) | 22°C (71°F) | 26°C (79°F) | 24°C (76°F) | 24°C (75°F) | 17°C (63°F) | 9°C (49°F) | 6°C (42°F) |
Average high | -3°C (28°F) | -2°C (28°F) | 2°C (37°F) | 5°C (42°F) | 10°C (50°F) | 18°C (65°F) | 22°C (72°F) | 21°C (70°F) | 18°C (64°F) | 9°C (48°F) | 3°C (38°F) | -2°C (29°F) |
Daily mean | -9°C (17°F) | -7°C (19°F) | -3°C (27°F) | -0°C (32°F) | 4°C (39°F) | 11°C (51°F) | 14°C (58°F) | 14°C (57°F) | 10°C (50°F) | 2°C (35°F) | -5°C (23°F) | -9°C (16°F) |
Average low | -14°C (8°F) | -12°C (10°F) | -8°C (17°F) | -6°C (22°F) | -3°C (27°F) | 2°C (36°F) | 7°C (44°F) | 6°C (43°F) | 3°C (37°F) | -5°C (23°F) | -13°C (9°F) | -16°C (4°F) |
Mean minimum | -23°C (-9°F) | -22°C (-7°F) | -18°C (0°F) | -15°C (5°F) | -8°C (18°F) | -4°C (26°F) | 1°C (35°F) | 3°C (37°F) | -4°C (24°F) | -21°C (-6°F) | -26°C (-14°F) | -27°C (-16°F) |
Minimum | -24°C (-11°F) | -25°C (-12°F) | -21°C (-6°F) | -18°C (-0°F) | -11°C (13°F) | -6°C (21°F) | 0°C (33°F) | 2°C (35°F) | -7°C (20°F) | -32°C (-25°F) | -28°C (-19°F) | -30°C (-22°F) |
Compare temperature, precipitation, sunshine, UV index in Mount Crested Butte, Colorado, United States with other places around the world.
Mount Crested Butte usually has the most precipitation in February, March and December, with an average of 13 rainy days and 74 mm (2.9 inches) of precipitation per month.The driest months in Mount Crested Butte are June, August and September. On average, 30 mm (1.2 inches) of precipitation falls during these months.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Average precipitation mm (inches) | 60 (2.4) | 79 (3.1) | 77 (3.0) | 64 (2.5) | 58 (2.3) | 27 (1.1) | 61 (2.4) | 30 (1.2) | 33 (1.3) | 58 (2.3) | 49 (1.9) | 67 (2.6) |
Average precipitation days (≥ 1 mm) | 11 | 14 | 14 | 13 | 10 | 6 | 13 | 7 | 7 | 10 | 8 | 11 |
The sunniest months in Mount Crested Butte are May, June and July, when the sun shines an average of 12 hours 21 minutes a day.Least sunny months in Mount Crested Butte: January, February and December receive an average of 6 hours 42 minutes of sunshine daily.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Mean monthly sunshine hours | 168 | 221 | 285 | 319 | 365 | 384 | 387 | 360 | 317 | 283 | 242 | 219 |
Mean daily daylight hours | 9h 46m | 10h 44m | 11h 58m | 13h 14m | 14h 18m | 14h 50m | 14h 32m | 13h 35m | 12h 23m | 11h 7m | 10h 1m | 9h 28m |
Mount 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 - 14, 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 Mount 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 | 9 | 12 | 13 | 14 | 13 | 12 | 10 | 7 | 5 | 4 |