Average annual temperature is 14.3 °C
Absolute maximum temperature: 41.2 °C
Absolute minimum temperature: -1.5 °C
Number of sunny days: 261 days
Number of rainy days: 104 days
Look at detailed online map of City of Yountville
* Weather data for City of Yountville 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) | 18.4 | 21.4 | 18.1 | 31.0 | 33.0 | 36.5 | 41.2 | 38.3 | 32.4 | 34.3 | 25.7 | 19.4 |
| Average daytime temperature (°C) | 13.4 | 13.9 | 13.2 | 20.8 | 22.8 | 26.2 | 33.9 | 33.4 | 27.5 | 26.1 | 18.7 | 15.5 |
| Average temperature (°C) | 8.4 | 7.2 | 7.7 | 12.7 | 14.8 | 17.4 | 22.5 | 22.7 | 18.6 | 17.2 | 12.1 | 9.8 |
| Average night temperature (°C) | 5.3 | 2.6 | 3.9 | 6.4 | 9.2 | 10.8 | 13.3 | 14.9 | 12.4 | 11.3 | 7.5 | 6.3 |
| Absolute minimum temperature (°C) | 0.1 | -1.5 | -1.1 | 1.1 | 5.0 | 8.9 | 8.8 | 11.3 | 9.6 | 4.7 | 2.4 | 2.2 |
| 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 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.8 | 10.8 | 12.0 | 13.2 | 14.3 | 14.8 | 14.5 | 13.6 | 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) | 5.5 | 7.7 | 7.2 | 11.2 | 11.6 | 12.8 | 13.3 | 12.3 | 10.8 | 9.1 | 7.8 | 5.5 |
| Precipitation (mm) | 361 | 100 | 300 | 11 | 24 | 9 | 0 | 0 | 11 | 22 | 57 | 146 |
| Sunny days | 13 | 16 | 9 | 25 | 24 | 29 | 30 | 30 | 24 | 24 | 21 | 16 |
| Rainy days | 18 | 12 | 22 | 5 | 7 | 1 | 1 | 1 | 6 | 7 | 9 | 15 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit City of Yountville during the most sunny months:
The largest precipitation sum in City of Yountville is at