Average annual temperature is 14.0 °C
Absolute maximum temperature: 41.3 °C
Absolute minimum temperature: -4.5 °C
Number of sunny days: 252 days
Number of rainy days: 112 days
Number of snow days: 1 day
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) | 16.4 | 18.8 | 17.1 | 29.2 | 31.3 | 36.2 | 41.3 | 38.3 | 31.0 | 32.1 | 23.3 | 18.8 |
| Average daytime temperature (°C) | 10.8 | 11.2 | 10.1 | 18.8 | 22.5 | 26.4 | 34.9 | 32.5 | 26.0 | 23.2 | 16.9 | 14.2 |
| Average temperature (°C) | 5.4 | 5.0 | 5.1 | 11.5 | 15.7 | 19.1 | 26.9 | 25.1 | 18.9 | 15.7 | 10.4 | 8.3 |
| Average night temperature (°C) | 1.6 | 0.7 | 1.3 | 5.1 | 9.7 | 12.4 | 18.4 | 17.9 | 13.1 | 9.8 | 5.4 | 4.2 |
| Absolute minimum temperature (°C) | -4.5 | -3.3 | -3.8 | -3.1 | 2.7 | 6.4 | 12.0 | 12.6 | 8.0 | 2.2 | 0.0 | -0.9 |
| 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 | 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) | 5.3 | 7.1 | 6.7 | 11.5 | 11.8 | 12.7 | 13.5 | 12.0 | 11.0 | 10.0 | 8.2 | 6.9 |
| Precipitation (mm) | 382 | 177 | 467 | 6 | 27 | 3 | 0 | 13 | 33 | 7 | 103 | 73 |
| Sunny days | 12 | 16 | 6 | 26 | 23 | 23 | 31 | 27 | 22 | 25 | 22 | 19 |
| Rainy days | 19 | 11 | 25 | 4 | 8 | 7 | 0 | 4 | 8 | 6 | 8 | 12 |
| Snow days | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Vallecito during the most sunny months:
The largest precipitation sum in Vallecito is at