Mountain Home, ID Weather & Growing Conditions
Tonight
46°F
Mostly Clear
Mostly clear, with a low around 46. East northeast wind 0 to 3 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 46°F | Mostly Clear | 0 to 3 mph ENE | 2% |
| Sunday | 77°F | Sunny | 2 to 6 mph SSE | 1% |
| Sunday Night | 49°F | Mostly Clear | 1 to 6 mph SSE | 0% |
| Monday | 82°F | Sunny | 5 to 9 mph SE | 0% |
| Monday Night | 52°F | Partly Cloudy | 5 mph NE | 0% |
| Tuesday | 82°F | Mostly Sunny | 6 mph ESE | 0% |
| Tuesday Night | 52°F | Partly Cloudy | 5 mph NE | 2% |
| Wednesday | 83°F | Sunny | 6 to 9 mph SE | 0% |
| Wednesday Night | 53°F | Mostly Clear | 5 to 12 mph NNE | 1% |
| Thursday | 86°F | Sunny | 8 to 15 mph ESE | 0% |
| Thursday Night | 54°F | Partly Cloudy | 6 to 16 mph E | 0% |
| Friday | 82°F | Mostly Sunny | 9 to 15 mph ESE | 0% |
| Friday Night | 50°F | Partly Cloudy | 7 mph N | 5% |
| Saturday | 76°F | Mostly Sunny | 7 mph SSW | 4% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Mountain Home, ID
Last spring frost
May 2
First fall frost
Oct 8
Growing season
157 days
Hardiness zone
6b
Explore more for Mountain Home, ID: full frost dates · planting calendar · Idaho frost dates
Climate data from the nearest NOAA station, Mtn Home, Id (21.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.