Shawmut, MT Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Shawmut, a community in Wheatland County, Montana.
Today
77°F
Sunny
Sunny, with a high near 77. East southeast wind around 5 mph.
7-day forecast for Shawmut
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 77°F | Sunny | 5 mph ESE | 0% |
| Tonight | 47°F | Mostly Clear | 2 to 7 mph NE | 3% |
| Wednesday | 87°F | Sunny | 5 to 10 mph WNW | 0% |
| Wednesday Night | 51°F | Mostly Clear | 3 to 12 mph NW | 0% |
| Thursday | 95°F | Sunny | 5 to 13 mph WNW | 0% |
| Thursday Night | 55°F | Mostly Clear | 2 to 15 mph NNW | 0% |
| Friday | 100°F | Sunny | 3 to 10 mph W | 0% |
| Friday Night | 58°F | Mostly Clear | 8 to 18 mph NW | 0% |
| Saturday | 97°F | Sunny | 13 to 17 mph WNW | 0% |
| Saturday Night | 58°F | Mostly Clear | 5 to 15 mph N | 3% |
| Sunday | 94°F | Sunny | 7 to 12 mph NNW | 1% |
| Sunday Night | 58°F | Partly Cloudy | 8 to 13 mph NNE | 8% |
| Monday | 91°F | Sunny | 6 to 12 mph NNE | 5% |
| Monday Night | 57°F | Partly Cloudy | 7 to 14 mph NE | 11% |
Forecast source: National Weather Service (api.weather.gov) for Shawmut (46.345, -109.512). Updated through the day.
Growing snapshot for Shawmut
Last spring frost
May 26
First fall frost
Sep 18
Growing season
112 days
Hardiness zone
4b
More local growing data for Shawmut: nearby ZIP 59078 weather · frost dates · planting calendar · Montana frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Ryegate 18 Nnw, Mt (10.3 mi from Shawmut). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.