Argenta, MT Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Argenta, a community in Beaverhead County, Montana.
Today
72°F
Areas Of Smoke
Areas of smoke. Sunny, with a high near 72. East wind 3 to 9 mph.
7-day forecast for Argenta
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 72°F | Areas Of Smoke | 3 to 9 mph E | 0% |
| Tonight | 47°F | Areas Of Smoke | 5 to 9 mph N | 0% |
| Wednesday | 79°F | Areas Of Smoke | 3 to 8 mph WSW | 0% |
| Wednesday Night | 50°F | Areas Of Smoke then Mostly Clear | 6 to 9 mph WNW | 0% |
| Thursday | 87°F | Sunny | 5 to 10 mph WSW | 0% |
| Thursday Night | 55°F | Mostly Clear | 6 to 12 mph WNW | 0% |
| Friday | 89°F | Sunny | 5 to 18 mph WSW | 0% |
| Friday Night | 55°F | Mostly Clear | 9 to 17 mph WNW | 0% |
| Saturday | 88°F | Sunny | 5 to 17 mph WSW | 0% |
| Saturday Night | 55°F | Mostly Clear | 6 to 15 mph WNW | 0% |
| Sunday | 86°F | Sunny | 5 to 13 mph WSW | 1% |
| Sunday Night | 55°F | Mostly Clear | 6 to 14 mph NW | 1% |
| Monday | 85°F | Sunny | 3 to 10 mph SW | 1% |
| Monday Night | 54°F | Partly Cloudy | 6 to 10 mph NNW | 4% |
Forecast source: National Weather Service (api.weather.gov) for Argenta (45.279, -112.861). Updated through the day.
Growing snapshot for Argenta
Growing season
72 days
Hardiness zone
5a
More local growing data for Argenta: nearby ZIP 59725 weather · frost dates · planting calendar · Montana frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Dillon 18 Wsw, Mt (10.2 mi from Argenta). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.