Average annual temperature is 17.4 °C
Absolute maximum temperature: 39.5 °C
Absolute minimum temperature: -5.3 °C
Number of sunny days: 200 days
Number of rainy days: 165 days
Look at detailed online map of Mountain Home
* Weather data for Mountain Home 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) | 20.8 | 22.9 | 25.8 | 28.6 | 33.4 | 38.2 | 37.9 | 39.5 | 37.4 | 32.6 | 27.2 | 19.1 |
| Average daytime temperature (°C) | 12.7 | 14.6 | 17.0 | 21.5 | 28.1 | 32.5 | 34.2 | 33.9 | 31.0 | 24.1 | 16.8 | 13.3 |
| Average temperature (°C) | 7.6 | 9.0 | 11.1 | 15.7 | 21.6 | 25.9 | 28.0 | 27.8 | 24.3 | 18.4 | 10.8 | 8.0 |
| Average night temperature (°C) | 3.4 | 4.6 | 6.2 | 10.5 | 15.9 | 19.8 | 22.8 | 22.8 | 18.5 | 13.7 | 6.2 | 3.9 |
| Absolute minimum temperature (°C) | -4.8 | -5.3 | -4.8 | 3.9 | 7.7 | 15.6 | 16.7 | 16.7 | 13.5 | -0.4 | -2.1 | -3.7 |
| 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) | 10.1 | 10.9 | 12.0 | 13.1 | 14.0 | 14.5 | 14.3 | 13.5 | 12.4 | 11.3 | 10.3 | 9.8 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 5.9 | 5.8 | 7.6 | 8.9 | 11.1 | 12.5 | 11.4 | 11.1 | 10.7 | 7.8 | 8.0 | 6.7 |
| Precipitation (mm) | 139 | 138 | 254 | 92 | 64 | 67 | 102 | 89 | 18 | 104 | 35 | 71 |
| Sunny days | 17 | 12 | 14 | 15 | 14 | 15 | 15 | 15 | 21 | 20 | 22 | 20 |
| Rainy days | 14 | 16 | 17 | 15 | 17 | 15 | 16 | 16 | 9 | 11 | 8 | 11 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Mountain Home during the most sunny months:
The largest precipitation sum in Mountain Home is at