Glen, MT Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Glen, a community in Beaverhead County, Montana.
Overnight
46°F
Showers And Thunderstorms
Showers and thunderstorms. Cloudy. Low around 46, with temperatures rising to around 49 overnight. North northwest wind around 8 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
7-day forecast for Glen
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 46°F | Showers And Thunderstorms | 8 mph NNW | 83% |
| Saturday | 60°F | Showers And Thunderstorms | 3 to 7 mph N | 87% |
| Saturday Night | 39°F | Chance Light Rain then Patchy Fog | 2 to 7 mph NNW | 27% |
| Sunday | 68°F | Areas Of Fog then Mostly Sunny | 1 to 5 mph SSE | 1% |
| Sunday Night | 40°F | Mostly Clear | 3 mph W | 0% |
| Monday | 74°F | Sunny | 1 to 6 mph SW | 0% |
| Monday Night | 43°F | Mostly Clear | 5 mph W | 0% |
| Tuesday | 75°F | Sunny | 1 to 5 mph SSW | 0% |
| Tuesday Night | 44°F | Partly Cloudy | 1 to 5 mph W | 2% |
| Wednesday | 76°F | Sunny | 1 to 8 mph SSW | 3% |
| Wednesday Night | 44°F | Mostly Clear | 2 to 7 mph SW | 1% |
| Thursday | 78°F | Sunny | 2 to 7 mph SSW | 3% |
| Thursday Night | 45°F | Partly Cloudy | 3 to 7 mph SSW | 3% |
| Friday | 77°F | Mostly Sunny | 3 to 8 mph SSW | 3% |
Forecast source: National Weather Service (api.weather.gov) for Glen (45.479, -112.692). Updated through the day.
Growing snapshot for Glen
Growing season
71 days
Hardiness zone
4b
More local growing data for Glen: nearby ZIP 59732 weather · frost dates · planting calendar · Montana frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Glen 4 N, Mt (1.8 mi from Glen). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.