Average annual temperature is 5.7 °C
Absolute maximum temperature: 28.2 °C
Absolute minimum temperature: -21.0 °C
Number of sunny days: 156 days
Number of rainy days: 153 days
Number of snow days: 56 days
Look at detailed online map of San Isabel
* Weather data for San Isabel 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) | 9.6 | 8.8 | 7.9 | 19.1 | 19.2 | 26.1 | 28.2 | 26.0 | 25.7 | 19.7 | 14.4 | 12.9 |
| Average daytime temperature (°C) | 0.3 | 2.0 | 2.8 | 9.3 | 14.0 | 18.3 | 23.5 | 22.2 | 19.6 | 13.1 | 7.1 | 3.3 |
| Average temperature (°C) | -4.5 | -4.1 | -3.3 | 2.8 | 8.7 | 12.6 | 17.7 | 16.8 | 13.9 | 7.6 | 1.9 | -1.9 |
| Average night temperature (°C) | -8.0 | -8.8 | -8.1 | -2.3 | 4.2 | 7.8 | 12.9 | 12.3 | 9.5 | 3.2 | -2.4 | -6.4 |
| Absolute minimum temperature (°C) | -16.0 | -21.0 | -16.4 | -11.7 | 0.4 | 3.9 | 6.9 | 8.4 | 4.5 | -13.9 | -13.3 | -15.8 |
| 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) | 9.9 | 10.8 | 12.0 | 13.2 | 14.2 | 14.8 | 14.5 | 13.6 | 12.4 | 11.2 | 10.1 | 9.6 |
| 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) | 7.6 | 8.9 | 10.3 | 11.2 | 11.5 | 12.8 | 12.8 | 12.2 | 10.8 | 9.8 | 8.5 | 7.7 |
| Precipitation (mm) | 21 | 40 | 43 | 94 | 247 | 191 | 218 | 215 | 105 | 18 | 22 | 37 |
| Sunny days | 19 | 16 | 16 | 12 | 3 | 7 | 2 | 4 | 16 | 21 | 21 | 19 |
| Rainy days | 2 | 0 | 2 | 11 | 28 | 23 | 29 | 27 | 14 | 8 | 6 | 3 |
| Snow days | 10 | 12 | 13 | 7 | 0 | 0 | 0 | 0 | 0 | 2 | 3 | 9 |
The largest precipitation sum in San Isabel is at