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.
Overnight
48°F
Mostly Cloudy
Mostly cloudy, with a low around 48. Northwest wind around 2 mph.
7-day forecast for New Miami Colony
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 48°F | Mostly Cloudy | 2 mph NW | 1% |
| Saturday | 67°F | Partly Sunny | 1 to 8 mph NNE | 1% |
| Saturday Night | 45°F | Partly Cloudy | 3 to 8 mph SSE | 0% |
| Sunday | 73°F | Sunny | 3 to 7 mph SSE | 0% |
| Sunday Night | 45°F | Mostly Clear | 2 to 7 mph S | 0% |
| Monday | 77°F | Sunny | 1 to 6 mph SW | 0% |
| Monday Night | 48°F | Mostly Clear | 3 to 7 mph WSW | 0% |
| Tuesday | 75°F | Sunny | 5 mph W | 0% |
| Tuesday Night | 49°F | Mostly Clear | 3 to 7 mph WSW | 0% |
| Wednesday | 76°F | Mostly Sunny | 3 to 7 mph SW | 1% |
| Wednesday Night | 49°F | Partly Cloudy | 6 mph WSW | 2% |
| Thursday | 76°F | Mostly Sunny | 3 to 7 mph SSW | 3% |
| Thursday Night | 49°F | Partly Cloudy | 3 to 8 mph SW | 14% |
| Friday | 70°F | Mostly Sunny | 3 to 9 mph WSW | 10% |
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 Sep 19, 2026.