New Miami Colony, MT Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for New Miami Colony, a community in Teton County, Montana.
Today
49°F
Mostly Sunny
Mostly sunny. High near 49, with temperatures falling to around 43 in the afternoon. Northwest wind around 3 mph.
7-day forecast for New Miami Colony
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 49°F | Mostly Sunny | 3 mph NW | 0% |
| Tonight | 30°F | Mostly Clear | 5 mph SSW | 0% |
| Thursday | 52°F | Partly Sunny | 3 to 15 mph WSW | 0% |
| Thursday Night | 33°F | Partly Cloudy | 5 to 13 mph WSW | 0% |
| Friday | 53°F | Mostly Sunny | 5 to 9 mph WSW | 0% |
| Friday Night | 38°F | Mostly Cloudy | 6 to 9 mph WSW | 1% |
| Saturday | 59°F | Partly Sunny | 7 mph SW | 1% |
| Saturday Night | 39°F | Mostly Cloudy | 5 to 8 mph SSW | 0% |
| Sunday | 60°F | Partly Sunny | 8 to 17 mph SW | 1% |
| Sunday Night | 36°F | Mostly Cloudy | 6 to 12 mph WSW | 1% |
| Monday | 52°F | Partly Sunny | 6 mph SW | 1% |
| Monday Night | 37°F | Mostly Cloudy | 6 mph SSW | 1% |
| Tuesday | 56°F | Partly Sunny | 6 to 9 mph SW | 1% |
| Tuesday Night | 38°F | Mostly Cloudy | 8 mph SW | 1% |
Forecast source: National Weather Service (api.weather.gov) for New Miami Colony (48.191, -112.280). Updated through the day.
Growing snapshot for New Miami Colony
Last spring frost
Jun 9
First fall frost
Sep 3
Growing season
86 days
Hardiness zone
4b
More local growing data for New Miami Colony: nearby ZIP 59467 weather · frost dates · planting calendar · Montana frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Blackleaf, Mt (4.2 mi from New Miami Colony). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.