Milford Colony, MT Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Milford Colony, a community in Lewis And Clark County, Montana.
Overnight
43°F
Mostly Clear
Mostly clear, with a low around 43. West wind around 3 mph.
7-day forecast for Milford Colony
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 43°F | Mostly Clear | 3 mph W | 0% |
| Tuesday | 75°F | Sunny | 1 to 7 mph SE | 0% |
| Tuesday Night | 49°F | Mostly Clear | 7 mph SSW | 1% |
| Wednesday | 84°F | Sunny | 6 mph W | 0% |
| Wednesday Night | 53°F | Mostly Clear | 7 mph W | 0% |
| Thursday | 92°F | Sunny | 7 mph W | 0% |
| Thursday Night | 56°F | Mostly Clear | 5 to 10 mph W | 0% |
| Friday | 94°F | Sunny | 3 to 20 mph WSW | 0% |
| Friday Night | 58°F | Mostly Clear | 9 to 18 mph W | 0% |
| Saturday | 92°F | Sunny | 5 to 13 mph WSW | 0% |
| Saturday Night | 58°F | Mostly Clear | 6 to 13 mph WNW | 0% |
| Sunday | 88°F | Sunny | 5 to 9 mph NW | 1% |
| Sunday Night | 56°F | Partly Cloudy | 5 to 12 mph NNW | 1% |
| Monday | 85°F | Sunny | 3 to 8 mph NNE | 4% |
Forecast source: National Weather Service (api.weather.gov) for Milford Colony (47.330, -112.212). Updated through the day.
Growing snapshot for Milford Colony
Last spring frost
May 21
First fall frost
Sep 15
Growing season
115 days
Hardiness zone
4b
More local growing data for Milford Colony: nearby ZIP 59648 weather · frost dates · planting calendar · Montana frost dates
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Climate data from the nearest NOAA station, Rogers Pass 9 Nne, Mt (7.9 mi from Milford Colony). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.