Silver Star, MT Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Silver Star, a community in Madison County, Montana.
Today
49°F
Mostly Sunny
Mostly sunny. High near 49, with temperatures falling to around 44 in the afternoon. Southwest wind 1 to 12 mph.
7-day forecast for Silver Star
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 49°F | Mostly Sunny | 1 to 12 mph SW | 0% |
| Tonight | 28°F | Mostly Cloudy | 5 mph SW | 0% |
| Wednesday | 50°F | Mostly Sunny | 1 to 5 mph W | 0% |
| Wednesday Night | 27°F | Mostly Clear | 1 to 16 mph SW | 0% |
| Thursday | 48°F | Mostly Sunny | 5 to 17 mph SSW | 10% |
| Thursday Night | 27°F | Partly Cloudy | 5 to 15 mph SW | 10% |
| Friday | 49°F | Mostly Sunny | 9 to 20 mph SW | 4% |
| Friday Night | 30°F | Partly Cloudy | 9 to 24 mph SW | 4% |
| Saturday | 52°F | Mostly Sunny | 6 to 20 mph SSW | 0% |
| Saturday Night | 31°F | Partly Cloudy | 6 to 28 mph SSW | 0% |
| Sunday | 56°F | Mostly Sunny | 8 to 29 mph SSW | 1% |
| Sunday Night | 33°F | Mostly Cloudy | 8 to 15 mph SW | 1% |
| Monday | 54°F | Partly Sunny | 5 to 14 mph SW | 1% |
| Monday Night | 34°F | Mostly Cloudy | 5 to 17 mph SW | 1% |
Forecast source: National Weather Service (api.weather.gov) for Silver Star (45.687, -112.285). Updated through the day.
Growing snapshot for Silver Star
Last spring frost
Jun 8
First fall frost
Sep 2
Growing season
82 days
Hardiness zone
5a
More local growing data for Silver Star: nearby ZIP 59751 weather · frost dates · planting calendar · Montana frost dates
Nearby towns & communities
Alder
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Brandon
Ennis
Harrison
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Mammoth
McAllister
Norris
Pony
Sheridan
Twin Bridges
Virginia City
Climate data from the nearest NOAA station, Twin Bridges, Mt (10 mi from Silver Star). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.