Glen, MT Weather & Growing Conditions
This Afternoon
47°F
Mostly Sunny
Mostly sunny. High near 47, with temperatures falling to around 42 in the afternoon. Southeast wind around 3 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 47°F | Mostly Sunny | 3 mph SE | 0% |
| Tonight | 27°F | Mostly Cloudy | 3 mph N | 0% |
| Wednesday | 49°F | Mostly Sunny | 3 mph SW | 0% |
| Wednesday Night | 25°F | Mostly Clear | 3 mph WSW | 0% |
| Thursday | 46°F | Mostly Sunny | 5 mph SSW | 8% |
| Thursday Night | 25°F | Partly Cloudy | 3 to 7 mph WSW | 8% |
| Friday | 48°F | Mostly Sunny | 7 mph SW | 5% |
| Friday Night | 27°F | Mostly Cloudy | 6 to 12 mph SW | 5% |
| Saturday | 50°F | Mostly Sunny | 2 to 8 mph SSW | 0% |
| Saturday Night | 28°F | Partly Cloudy | 2 to 7 mph SW | 0% |
| Sunday | 55°F | Mostly Sunny | 7 mph SSW | 1% |
| Sunday Night | 31°F | Mostly Cloudy | 5 mph SW | 1% |
| Monday | 52°F | Partly Sunny | 5 mph SW | 1% |
| Monday Night | 32°F | Mostly Cloudy | 2 to 6 mph SW | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Glen, MT
Growing season
71 days
Hardiness zone
4b
Explore more for Glen, MT: full frost dates · planting calendar · Montana frost dates
Climate data from the nearest NOAA station, Glen 4 N, Mt (1.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.