Montpelier, ID Weather & Growing Conditions
Overnight
43°F
Patchy Smoke
Patchy smoke. Mostly clear. Low around 43, with temperatures rising to around 46 overnight. East wind around 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 43°F | Patchy Smoke | 5 mph E | 0% |
| Tuesday | 71°F | Patchy Smoke | 5 to 14 mph SSW | 0% |
| Tuesday Night | 46°F | Patchy Smoke | 3 to 14 mph NNW | 0% |
| Wednesday | 73°F | Areas Of Smoke | 3 to 13 mph SW | 0% |
| Wednesday Night | 49°F | Mostly Clear | 5 to 13 mph NNE | 0% |
| Thursday | 78°F | Sunny | 3 to 13 mph SSW | 0% |
| Thursday Night | 55°F | Clear | 3 to 13 mph N | 0% |
| Friday | 81°F | Sunny | 3 to 13 mph SSW | 0% |
| Friday Night | 58°F | Mostly Clear | 2 to 13 mph N | 0% |
| Saturday | 81°F | Sunny | 2 to 12 mph SSW | 0% |
| Saturday Night | 59°F | Partly Cloudy | 2 to 12 mph N | 0% |
| Sunday | 80°F | Mostly Sunny | 3 to 12 mph SSW | 2% |
| Sunday Night | 59°F | Partly Cloudy | 3 to 13 mph N | 2% |
| Monday | 79°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 3 to 12 mph SW | 15% |
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
5a
Explore more for Montpelier, ID: full frost dates · planting calendar · Idaho frost dates
Climate data from the nearest NOAA station, Bern, Id (7.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.