Last updated: May 6, 2024
Under the Köppen–Geiger climate classification Gunnison features a subarctic climate (Dfc).Temperatures typically range between -9 °C (16 °F) and 17 °C (62 °F) through the year, but rarely can drop to -30 °C (-22 °F) or can rise to as high as 30 °C (86 °F).The average annual precipitation amounts to about 461 mm (18.1 inches) and receives 101 rainy days on the 1 mm (0.04 inches) threshold annually.Gunnison enjoys an average of 3589 hours of sunshine throughout the year, and daylight varies from 9 hours 30 minutes to 14 hours 48 minutes per day.
The warmest months in Gunnison are June, July and August, with daily mean temperatures ranging from 14 to 17 °C (57 - 62 °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, Gunnison experiences 31 days above 25 °C (77.0 °F) and 217 days below 0 °C (32.0 °F).
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Maximum | 7°C (45°F) | 12°C (54°F) | 12°C (55°F) | 16°C (61°F) | 23°C (74°F) | 29°C (84°F) | 30°C (86°F) | 29°C (84°F) | 28°C (82°F) | 22°C (72°F) | 15°C (58°F) | 11°C (52°F) |
Mean maximum | 4°C (40°F) | 7°C (45°F) | 11°C (52°F) | 14°C (58°F) | 20°C (68°F) | 25°C (77°F) | 29°C (84°F) | 27°C (81°F) | 26°C (80°F) | 20°C (68°F) | 11°C (53°F) | 6°C (44°F) |
Average high | -1°C (30°F) | -0°C (32°F) | 4°C (40°F) | 8°C (46°F) | 14°C (57°F) | 22°C (71°F) | 25°C (77°F) | 24°C (76°F) | 20°C (69°F) | 12°C (53°F) | 5°C (42°F) | -1°C (31°F) |
Daily mean | -9°C (16°F) | -7°C (19°F) | -3°C (27°F) | 1°C (34°F) | 6°C (44°F) | 14°C (57°F) | 17°C (62°F) | 16°C (61°F) | 12°C (54°F) | 4°C (39°F) | -4°C (26°F) | -9°C (16°F) |
Average low | -16°C (4°F) | -13°C (8°F) | -9°C (16°F) | -6°C (22°F) | -1°C (30°F) | 4°C (40°F) | 8°C (47°F) | 7°C (46°F) | 4°C (39°F) | -3°C (27°F) | -11°C (12°F) | -16°C (3°F) |
Mean minimum | -25°C (-13°F) | -23°C (-9°F) | -19°C (-2°F) | -14°C (6°F) | -7°C (20°F) | -1°C (30°F) | 4°C (39°F) | 4°C (40°F) | -3°C (27°F) | -17°C (2°F) | -23°C (-10°F) | -26°C (-15°F) |
Minimum | -28°C (-18°F) | -28°C (-18°F) | -24°C (-10°F) | -18°C (1°F) | -10°C (14°F) | -3°C (27°F) | 1°C (35°F) | 3°C (38°F) | -6°C (22°F) | -25°C (-13°F) | -28°C (-18°F) | -30°C (-22°F) |
Compare temperature, precipitation, sunshine, UV index in Gunnison, Colorado, United States with other places around the world.
Gunnison usually has the most precipitation in February, March and December, with an average of 11 rainy days and 54 mm (2.1 inches) of precipitation per month.The driest months in Gunnison are June, August and September. On average, 19 mm (0.8 inches) of precipitation falls during these months.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Average precipitation mm (inches) | 44 (1.8) | 58 (2.3) | 56 (2.2) | 43 (1.7) | 40 (1.6) | 18 (0.7) | 35 (1.4) | 16 (0.6) | 24 (0.9) | 41 (1.6) | 37 (1.5) | 48 (1.9) |
Average precipitation days (≥ 1 mm) | 9 | 12 | 12 | 10 | 9 | 5 | 8 | 5 | 5 | 9 | 7 | 10 |
The sunniest months in Gunnison are May, June and July, when the sun shines an average of 12 hours 18 minutes a day.Least sunny months in Gunnison: January, February and December receive an average of 6 hours 53 minutes of sunshine daily.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Mean monthly sunshine hours | 176 | 224 | 293 | 326 | 367 | 382 | 382 | 359 | 317 | 285 | 248 | 225 |
Mean daily daylight hours | 9h 48m | 10h 45m | 11h 58m | 13h 14m | 14h 17m | 14h 48m | 14h 30m | 13h 34m | 12h 22m | 11h 8m | 10h 3m | 9h 30m |
Gunnison experiences the highest level of ultraviolet (UV) radiation in April, May 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 / High exposure category. In these months, the maximum values of the UV index do not exceed 6. For more detailed information, check out our hourly Gunnison UV Index data.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
UV Index (month maximum) | 4 | 7 | 11 | 13 | 13 | 13 | 13 | 12 | 10 | 7 | 6 | 4 |