Average annual temperature is 8.6 °C
Absolute maximum temperature: 34.5 °C
Absolute minimum temperature: -22.0 °C
Number of sunny days: 225 days
Number of rainy days: 97 days
Number of snow days: 43 days
Look at detailed online map of Vallecito
* Weather data for Vallecito 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) | 8.4 | 7.4 | 12.0 | 21.6 | 24.1 | 30.1 | 34.5 | 32.8 | 29.8 | 23.6 | 18.4 | 8.2 |
| Average daytime temperature (°C) | 0.3 | 1.5 | 5.5 | 14.4 | 20.2 | 24.9 | 31.6 | 28.4 | 24.0 | 18.6 | 10.5 | 2.7 |
| Average temperature (°C) | -5.1 | -4.4 | -0.3 | 6.2 | 13.2 | 17.9 | 24.1 | 21.3 | 17.2 | 11.8 | 3.9 | -3.0 |
| Average night temperature (°C) | -10.1 | -10.4 | -5.1 | -0.7 | 6.3 | 9.8 | 15.6 | 13.8 | 10.7 | 5.3 | -1.3 | -7.3 |
| Absolute minimum temperature (°C) | -21.9 | -22.0 | -18.3 | -9.9 | 2.4 | 3.7 | 9.7 | 9.8 | 5.7 | -4.7 | -12.2 | -14.9 |
| 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 | 14.6 | 14.3 | 13.5 | 12.4 | 11.3 | 10.3 | 9.7 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 12.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 7.3 | 8.7 | 9.5 | 11.5 | 11.9 | 13.3 | 13.2 | 12.0 | 11.1 | 10.3 | 8.9 | 8.2 |
| Precipitation (mm) | 41 | 42 | 76 | 22 | 29 | 9 | 9 | 11 | 36 | 2 | 23 | 28 |
| Sunny days | 17 | 13 | 12 | 19 | 12 | 18 | 24 | 17 | 21 | 27 | 23 | 22 |
| Rainy days | 2 | 5 | 10 | 8 | 19 | 12 | 7 | 14 | 9 | 4 | 4 | 3 |
| Snow days | 12 | 10 | 9 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 6 |
The best time to visit Vallecito during the most sunny months:
The largest precipitation sum in Vallecito is at