Silver Star, MT Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Silver Star, a community in Madison County, Montana.
Tonight
50°F
Showers And Thunderstorms
Showers and thunderstorms. Cloudy, with a low around 50. North wind around 7 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
7-day forecast for Silver Star
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 50°F | Showers And Thunderstorms | 7 mph N | 97% |
| Saturday | 58°F | Showers And Thunderstorms | 6 to 9 mph NNE | 89% |
| Saturday Night | 46°F | Chance Light Rain then Mostly Cloudy | 1 to 7 mph NNW | 31% |
| Sunday | 69°F | Mostly Sunny | 2 to 6 mph SSW | 2% |
| Sunday Night | 46°F | Mostly Clear | 3 mph SSE | 0% |
| Monday | 75°F | Sunny | 5 to 9 mph SSW | 0% |
| Monday Night | 48°F | Mostly Clear | 3 mph WSW | 1% |
| Tuesday | 76°F | Sunny | 3 to 7 mph SSW | 1% |
| Tuesday Night | 48°F | Partly Cloudy | 5 mph SW | 3% |
| Wednesday | 77°F | Sunny | 6 to 10 mph SSW | 1% |
| Wednesday Night | 48°F | Mostly Clear | 6 mph S | 1% |
| Thursday | 78°F | Sunny | 7 to 10 mph SSW | 1% |
| Thursday Night | 49°F | Partly Cloudy | 3 to 8 mph SSW | 0% |
| Friday | 79°F | Mostly Sunny | 9 to 13 mph SSW | 0% |
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
Big Sky
Brandon
Ennis
Harrison
Jeffers
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 Sep 19, 2026.