Montpelier, ID Weather & Growing Conditions
Overnight
27°F
Cloudy
Cloudy. Low around 27, with temperatures rising to around 30 overnight. North northwest wind around 1 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 27°F | Cloudy | 1 mph NNW | 8% |
| Wednesday | 46°F | Mostly Cloudy | 1 to 5 mph NW | 8% |
| Wednesday Night | 25°F | Mostly Clear | 0 to 5 mph N | 2% |
| Thursday | 44°F | Partly Sunny then Slight Chance Light Rain | 0 to 5 mph W | 17% |
| Thursday Night | 27°F | Slight Chance Rain And Snow then Mostly Cloudy | 3 mph NNW | 17% |
| Friday | 45°F | Sunny | 2 to 6 mph NW | 1% |
| Friday Night | 24°F | Partly Cloudy | 1 to 5 mph N | 0% |
| Saturday | 49°F | Sunny | 3 mph NW | 0% |
| Saturday Night | 29°F | Mostly Clear | 2 mph ENE | 0% |
| Sunday | 54°F | Sunny | 3 mph S | 0% |
| Sunday Night | 31°F | Partly Cloudy | 2 mph ESE | 0% |
| Monday | 54°F | Mostly Sunny | 2 mph SSE | 0% |
| Monday Night | 32°F | Mostly Cloudy | 1 mph NE | 0% |
| Tuesday | 53°F | Mostly Sunny | 0 to 3 mph WSW | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Montpelier, ID
Last spring frost
Jun 17
First fall frost
Sep 3
Growing season
77 days
Hardiness zone
5b
Explore more for Montpelier, ID: full frost dates · planting calendar · Idaho frost dates
Climate data from the nearest NOAA station, Bern, Id (14.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.