Glacier Colony, MT Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Glacier Colony, a community in Toole County, Montana.
Today
73°F
Sunny
Sunny, with a high near 73. West southwest wind around 7 mph.
7-day forecast for Glacier Colony
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 73°F | Sunny | 7 mph WSW | 1% |
| Tonight | 48°F | Mostly Clear | 3 to 10 mph SW | 1% |
| Wednesday | 79°F | Mostly Sunny | 7 to 12 mph WNW | 0% |
| Wednesday Night | 51°F | Mostly Clear | 6 to 9 mph SSW | 0% |
| Thursday | 85°F | Sunny | 9 to 14 mph NW | 0% |
| Thursday Night | 52°F | Mostly Clear | 6 to 12 mph NE | 0% |
| Friday | 89°F | Sunny | 5 to 22 mph W | 0% |
| Friday Night | 54°F | Mostly Clear | 15 to 18 mph WNW | 0% |
| Saturday | 85°F | Sunny | 8 to 14 mph WNW | 1% |
| Saturday Night | 53°F | Partly Cloudy | 12 to 15 mph NNW | 0% |
| Sunday | 79°F | Mostly Sunny | 10 to 15 mph NNW | 2% |
| Sunday Night | 51°F | Partly Cloudy | 13 mph NNE | 14% |
| Monday | 77°F | Mostly Sunny | 8 to 14 mph NNE | 13% |
| Monday Night | 51°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 10 to 14 mph NE | 19% |
Forecast source: National Weather Service (api.weather.gov) for Glacier Colony (48.830, -112.215). Updated through the day.
Growing snapshot for Glacier Colony
Last spring frost
May 17
First fall frost
Sep 25
Growing season
129 days
Hardiness zone
4a
More local growing data for Glacier Colony: nearby ZIP 59454 weather · frost dates · planting calendar · Montana frost dates
Nearby towns & communities
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Shelby
Sunburst
Sweet Grass
Climate data from the nearest NOAA station, Sunburst 8 E, Mt (14.3 mi from Glacier Colony). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.