Townsend, MT Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Townsend, a city in Broadwater County, Montana.
Today
76°F
Patchy Smoke
Patchy smoke. Sunny, with a high near 76. East northeast wind 1 to 7 mph.
7-day forecast for Townsend
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 76°F | Patchy Smoke | 1 to 7 mph ENE | 0% |
| Tonight | 49°F | Mostly Clear | 2 to 7 mph W | 0% |
| Wednesday | 82°F | Sunny | 2 to 8 mph ENE | 0% |
| Wednesday Night | 52°F | Mostly Clear | 1 to 8 mph WNW | 0% |
| Thursday | 90°F | Sunny | 2 to 9 mph E | 0% |
| Thursday Night | 57°F | Mostly Clear | 1 to 9 mph NW | 0% |
| Friday | 94°F | Sunny | 2 to 15 mph S | 0% |
| Friday Night | 58°F | Mostly Clear | 3 to 14 mph NW | 0% |
| Saturday | 91°F | Sunny | 2 to 10 mph S | 0% |
| Saturday Night | 59°F | Mostly Clear | 3 to 10 mph NNW | 1% |
| Sunday | 88°F | Sunny | 3 to 9 mph N | 1% |
| Sunday Night | 58°F | Partly Cloudy | 6 to 12 mph NNW | 1% |
| Monday | 87°F | Sunny | 3 to 9 mph NNW | 1% |
| Monday Night | 57°F | Partly Cloudy | 6 to 12 mph N | 3% |
Forecast source: National Weather Service (api.weather.gov) for Townsend (46.319, -111.520). Updated through the day.
Growing snapshot for Townsend
Last spring frost
May 19
First fall frost
Sep 19
Growing season
122 days
Hardiness zone
4b
More local growing data for Townsend: nearby ZIP 59644 weather · frost dates · planting calendar · Montana frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Townsend 3Se, Mt (8.2 mi from Townsend). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.