Average annual temperature is 15.8 °C
Absolute maximum temperature: 42.5 °C
Absolute minimum temperature: -0.5 °C
Number of sunny days: 257 days
Number of rainy days: 108 days
Look at detailed online map of Mountain House
* Weather data for Mountain House 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) | 17.8 | 18.2 | 20.0 | 32.4 | 33.3 | 39.6 | 42.5 | 40.3 | 34.2 | 34.9 | 27.4 | 19.4 |
| Average daytime temperature (°C) | 13.7 | 13.8 | 14.9 | 21.8 | 24.2 | 28.2 | 35.3 | 35.0 | 29.6 | 26.9 | 19.4 | 15.6 |
| Average temperature (°C) | 9.1 | 8.1 | 9.7 | 14.3 | 16.7 | 19.2 | 24.3 | 24.7 | 20.6 | 18.8 | 13.3 | 10.7 |
| Average night temperature (°C) | 5.5 | 3.7 | 5.7 | 9.0 | 11.4 | 13.1 | 15.3 | 16.9 | 14.4 | 12.5 | 8.0 | 6.7 |
| Absolute minimum temperature (°C) | -0.5 | -0.5 | 0.7 | 3.5 | 7.3 | 10.6 | 11.8 | 13.8 | 10.9 | 5.4 | 2.2 | 3.1 |
| 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 | 14.7 | 14.5 | 13.6 | 12.4 | 11.2 | 10.2 | 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) | 5.8 | 7.7 | 7.9 | 11.5 | 11.7 | 13.3 | 13.4 | 12.4 | 11.0 | 9.8 | 8.4 | 6.7 |
| Precipitation (mm) | 225 | 68 | 184 | 3 | 24 | 1 | 0 | 0 | 23 | 8 | 46 | 136 |
| Sunny days | 12 | 15 | 9 | 25 | 23 | 29 | 31 | 26 | 26 | 26 | 21 | 14 |
| Rainy days | 19 | 13 | 22 | 5 | 8 | 1 | 0 | 5 | 4 | 5 | 9 | 17 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Mountain House during the most sunny months:
The largest precipitation sum in Mountain House is at