Montpelier, ID Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Montpelier, a city in Bear Lake County, Idaho.
Today
83°F
Patchy Smoke
Patchy smoke before 2pm. Sunny. High near 83, with temperatures falling to around 81 in the afternoon. Southwest wind 3 to 13 mph, with gusts as high as 22 mph.
7-day forecast for Montpelier
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 83°F | Patchy Smoke | 3 to 13 mph SW | 0% |
| Tonight | 43°F | Patchy Smoke | 1 to 13 mph N | 0% |
| Wednesday | 85°F | Areas Of Smoke | 1 to 12 mph SW | 0% |
| Wednesday Night | 46°F | Mostly Clear | 1 to 12 mph NNW | 0% |
| Thursday | 90°F | Sunny | 1 to 12 mph SW | 0% |
| Thursday Night | 52°F | Clear | 1 to 12 mph N | 0% |
| Friday | 93°F | Sunny | 1 to 12 mph SSW | 0% |
| Friday Night | 56°F | Mostly Clear | 1 to 12 mph N | 0% |
| Saturday | 93°F | Sunny | 1 to 10 mph SSW | 0% |
| Saturday Night | 57°F | Partly Cloudy | 2 to 10 mph N | 0% |
| Sunday | 92°F | Mostly Sunny | 2 to 10 mph SSW | 3% |
| Sunday Night | 56°F | Mostly Clear | 2 to 12 mph N | 2% |
| Monday | 90°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 2 to 10 mph SW | 15% |
| Monday Night | 55°F | Partly Cloudy | 2 to 10 mph ESE | 5% |
Forecast source: National Weather Service (api.weather.gov) for Montpelier (42.326, -111.299). Updated through the day.
Growing snapshot for Montpelier
Last spring frost
Jun 17
First fall frost
Sep 3
Growing season
77 days
Hardiness zone
5a
More local growing data for Montpelier: nearby ZIP 83254 weather · frost dates · planting calendar · Idaho frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Bern, Id (7.5 mi from Montpelier). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.