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
75°F
Mostly Sunny
Mostly sunny, with a high near 75. Southwest wind 1 to 6 mph.
7-day forecast for New Miami Colony
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 75°F | Mostly Sunny | 1 to 6 mph SW | 1% |
| Tonight | 49°F | Mostly Clear | 3 to 7 mph SSW | 1% |
| Wednesday | 83°F | Sunny | 6 to 9 mph WNW | 0% |
| Wednesday Night | 52°F | Mostly Clear | 3 to 7 mph W | 0% |
| Thursday | 90°F | Sunny | 6 to 12 mph WNW | 0% |
| Thursday Night | 54°F | Mostly Clear | 2 to 13 mph W | 0% |
| Friday | 93°F | Sunny | 2 to 20 mph WNW | 0% |
| Friday Night | 56°F | Clear | 10 to 17 mph W | 0% |
| Saturday | 89°F | Sunny | 7 to 13 mph W | 0% |
| Saturday Night | 55°F | Mostly Clear | 8 to 14 mph WNW | 0% |
| Sunday | 84°F | Mostly Sunny | 9 mph NNW | 1% |
| Sunday Night | 53°F | Mostly Clear | 6 to 10 mph N | 8% |
| Monday | 82°F | Mostly Sunny | 8 mph NNE | 9% |
| Monday Night | 52°F | Mostly Clear | 5 to 9 mph NE | 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 Aug 4, 2026.