Mountain Home, ID
Climate overview — based on NOAA 1991-2020 normals from MTN HOME, ID US.
Year-round temperatures (°F)
Avg high
Avg low
Climate summary
Mountain Home has an annual average temperature of 52.3°F with about 0 inches of precipitation per year. The warmest month is July (average high 95.0°F), and the coldest is January (average low 23.4°F).
Annual swing
46.1°F
warmest to coldest month
Best time to visit Mountain Home
Full guide →Climate change signal
All-time records →0 of 366 (0%) of Mountain Home's all-time daily heat records have been set since 2015. If records were spread evenly across the station's history, only about 5% would fall in any given decade.
| 1900s | 6 | |
| 1910s | 30 | |
| 1920s | 17 | |
| 1930s | 41 | |
| 1940s | 18 | |
| 1950s | 87 | |
| 1960s | 32 | |
| 1970s | 30 | |
| 1980s | 27 | |
| 1990s | 28 | |
| 2000s | 50 |
Bars: number of all-time daily heat records still standing that were set in each decade.
Monthly averages
| Month | Avg High | Avg Low | Avg Temp | Precipitation | Snow | Rainy days |
|---|---|---|---|---|---|---|
| January | 40.0°F | 23.4°F | 31.7°F | in | — | — |
| February | 46.6°F | 25.9°F | 36.2°F | in | — | — |
| March | 55.7°F | 30.4°F | 43.0°F | in | — | — |
| April | 62.8°F | 35.9°F | 49.4°F | in | — | — |
| May | 73.7°F | 44.6°F | 59.1°F | in | — | — |
| June | 84.1°F | 51.9°F | 68.0°F | in | — | — |
| July | 95.0°F | 59.6°F | 77.3°F | in | — | — |
| August | 93.2°F | 57.6°F | 75.4°F | in | — | — |
| September | 81.9°F | 48.0°F | 64.9°F | in | — | — |
| October | 67.1°F | 36.7°F | 51.9°F | in | — | — |
| November | 50.1°F | 28.4°F | 39.3°F | in | — | — |
| December | 39.1°F | 23.4°F | 31.2°F | in | — | — |
Last spring / first fall frost
All-time recordsHottest, coldest, wettest
Planting calendarWhat to plant, and when