Average annual temperature is 4.5 °C
Absolute maximum temperature: 30.6 °C
Absolute minimum temperature: -22.4 °C
Number of sunny days: 146 days
Number of rainy days: 119 days
Number of snow days: 100 days
Look at detailed online map of Aspen
* Weather data for Aspen United States is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 6.7 | 10.1 | 9.0 | 15.9 | 19.0 | 24.5 | 30.6 | 30.0 | 26.6 | 20.0 | 12.8 | 9.3 |
| Average daytime temperature (°C) | -0.1 | 1.2 | 2.2 | 7.9 | 14.3 | 19.2 | 27.1 | 25.5 | 21.3 | 13.7 | 6.6 | 3.0 |
| Average temperature (°C) | -5.2 | -5.6 | -3.2 | 1.0 | 7.3 | 11.1 | 18.5 | 17.3 | 12.7 | 6.1 | -1.7 | -4.7 |
| Average night temperature (°C) | -8.6 | -9.9 | -8.0 | -4.2 | 1.3 | 3.3 | 9.7 | 9.2 | 5.3 | 0.3 | -7.6 | -10.3 |
| Absolute minimum temperature (°C) | -16.4 | -16.2 | -17.0 | -13.9 | -0.7 | -0.4 | 5.7 | 6.2 | 0.5 | -16.8 | -18.5 | -22.4 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.8 | 10.7 | 12.0 | 13.2 | 14.3 | 14.9 | 14.6 | 13.7 | 12.4 | 11.2 | 10.1 | 9.5 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 5.8 | 7.8 | 8.6 | 10.7 | 12.0 | 12.8 | 13.3 | 12.3 | 11.1 | 9.4 | 8.2 | 6.7 |
| Precipitation (mm) | 80 | 73 | 124 | 84 | 46 | 72 | 18 | 26 | 25 | 55 | 33 | 60 |
| Sunny days | 7 | 12 | 9 | 11 | 6 | 10 | 15 | 8 | 15 | 19 | 19 | 15 |
| Rainy days | 0 | 2 | 3 | 3 | 24 | 20 | 16 | 23 | 15 | 11 | 1 | 1 |
| Snow days | 24 | 14 | 19 | 16 | 1 | 0 | 0 | 0 | 0 | 1 | 10 | 15 |
The best time to visit Aspen during the most sunny months:
The largest precipitation sum in Aspen is at