Glen, MT Weather & Growing Conditions
Overnight
47°F
Showers And Thunderstorms Likely
Showers and thunderstorms likely. Cloudy, with a low around 47. North wind around 8 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 47°F | Showers And Thunderstorms Likely | 8 mph N | 71% |
| Saturday | 60°F | Showers And Thunderstorms | 7 mph N | 88% |
| Saturday Night | 39°F | Chance Light Rain then Patchy Fog | 2 to 7 mph N | 27% |
| Sunday | 68°F | Areas Of Fog then Partly Sunny | 1 to 5 mph SSE | 1% |
| Sunday Night | 41°F | Mostly Clear | 3 mph W | 0% |
| Monday | 74°F | Sunny | 1 to 6 mph SSW | 0% |
| Monday Night | 43°F | Mostly Clear | 5 mph W | 0% |
| Tuesday | 77°F | Sunny | 2 to 6 mph SSW | 0% |
| Tuesday Night | 44°F | Partly Cloudy | 5 mph W | 3% |
| Wednesday | 76°F | Sunny | 1 to 8 mph SSW | 4% |
| Wednesday Night | 45°F | Mostly Clear | 2 to 6 mph SW | 1% |
| Thursday | 77°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). 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 Sep 19, 2026.