Average annual temperature is 16.5 °C
Absolute maximum temperature: 40.1 °C
Absolute minimum temperature: -6.5 °C
Number of sunny days: 206 days
Number of rainy days: 159 days
Look at detailed online map of Rocky Mountain
* Weather data for Rocky Mountain 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) | 19.8 | 22.2 | 25.9 | 27.8 | 31.2 | 38.9 | 38.2 | 40.1 | 35.5 | 31.4 | 26.8 | 19.3 |
| Average daytime temperature (°C) | 11.2 | 14.0 | 16.1 | 20.9 | 26.2 | 31.4 | 33.7 | 34.3 | 30.5 | 22.2 | 16.9 | 12.0 |
| Average temperature (°C) | 6.1 | 7.5 | 10.3 | 14.6 | 20.1 | 24.8 | 27.4 | 27.9 | 24.1 | 17.0 | 10.8 | 7.1 |
| Average night temperature (°C) | 2.3 | 2.9 | 5.9 | 9.4 | 15.3 | 19.4 | 22.6 | 22.7 | 19.1 | 13.0 | 6.3 | 3.5 |
| Absolute minimum temperature (°C) | -6.2 | -6.5 | -5.9 | 4.0 | 5.6 | 14.8 | 18.1 | 15.5 | 15.7 | -1.9 | -4.1 | -3.2 |
| 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 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 10.0 | 10.9 | 12.0 | 13.1 | 14.1 | 14.5 | 14.3 | 13.5 | 12.4 | 11.3 | 10.3 | 9.8 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 6.0 | 6.3 | 7.3 | 9.2 | 10.3 | 12.3 | 11.3 | 11.7 | 10.3 | 7.9 | 7.9 | 5.9 |
| Precipitation (mm) | 73 | 114 | 193 | 66 | 75 | 95 | 74 | 45 | 79 | 89 | 27 | 81 |
| Sunny days | 19 | 16 | 15 | 18 | 13 | 12 | 15 | 20 | 19 | 16 | 22 | 21 |
| Rainy days | 12 | 12 | 16 | 12 | 18 | 18 | 16 | 11 | 11 | 15 | 8 | 10 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Rocky Mountain during the most sunny months:
The largest precipitation sum in Rocky Mountain is at