Wilsall, MT Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Wilsall, a community in Park County, Montana.
Tonight
23°F
Partly Cloudy
Partly cloudy. Low around 23, with temperatures rising to around 25 overnight. Northwest wind 0 to 5 mph.
7-day forecast for Wilsall
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 23°F | Partly Cloudy | 0 to 5 mph NW | 0% |
| Wednesday | 51°F | Mostly Sunny | 0 to 5 mph W | 0% |
| Wednesday Night | 23°F | Mostly Clear | 0 to 3 mph NW | 0% |
| Thursday | 51°F | Mostly Sunny | 1 to 5 mph WSW | 12% |
| Thursday Night | 23°F | Patchy Fog | 3 mph W | 12% |
| Friday | 50°F | Patchy Fog then Sunny | 2 to 6 mph SW | 7% |
| Friday Night | 26°F | Partly Cloudy | 5 to 8 mph WSW | 7% |
| Saturday | 55°F | Sunny | 5 mph SW | 0% |
| Saturday Night | 28°F | Partly Cloudy | 5 mph S | 0% |
| Sunday | 61°F | Mostly Sunny | 5 to 8 mph SSW | 1% |
| Sunday Night | 28°F | Partly Cloudy | 2 to 6 mph WSW | 1% |
| Monday | 56°F | Mostly Sunny | 2 mph SW | 2% |
| Monday Night | 29°F | Partly Cloudy | 2 mph SSW | 2% |
| Tuesday | 57°F | Mostly Sunny | 5 mph WSW | 2% |
Forecast source: National Weather Service (api.weather.gov) for Wilsall (45.984, -110.660). Updated through the day.
Growing snapshot for Wilsall
Last spring frost
Jun 4
First fall frost
Sep 6
Growing season
92 days
Hardiness zone
4b
More local growing data for Wilsall: nearby ZIP 59086 weather · frost dates · planting calendar · Montana frost dates
Nearby towns & communities
Clyde Park
Cooke City
Corwin Springs
Emigrant
Gardiner
Jardine
Livingston
Pine Creek
Pray
Sedan
Silver Gate
South Glastonbury
Springdale
Wineglass
Climate data from the nearest NOAA station, Wilsall 1S, Mt (5.1 mi from Wilsall). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.