Deer Lodge, MT Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Deer Lodge, a city in Powell County, Montana.
Tonight
46°F
Showers And Thunderstorms
Showers and thunderstorms. Cloudy, with a low around 46. North northwest wind around 5 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
7-day forecast for Deer Lodge
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 46°F | Showers And Thunderstorms | 5 mph NNW | 95% |
| Saturday | 61°F | Showers And Thunderstorms | 5 mph N | 83% |
| Saturday Night | 41°F | Slight Chance Rain Showers then Areas Of Fog | 2 mph SSW | 17% |
| Sunday | 71°F | Areas Of Fog then Mostly Sunny | 0 to 3 mph SW | 1% |
| Sunday Night | 43°F | Mostly Clear | 2 to 6 mph S | 0% |
| Monday | 75°F | Sunny | 3 mph WSW | 0% |
| Monday Night | 45°F | Mostly Clear | 3 mph W | 0% |
| Tuesday | 75°F | Sunny | 3 mph W | 0% |
| Tuesday Night | 45°F | Mostly Clear | 3 mph SSE | 2% |
| Wednesday | 75°F | Sunny | 5 mph SSW | 3% |
| Wednesday Night | 45°F | Mostly Clear | 5 mph S | 3% |
| Thursday | 78°F | Sunny | 6 mph S | 1% |
| Thursday Night | 46°F | Partly Cloudy | 5 to 14 mph S | 1% |
| Friday | 78°F | Mostly Sunny | 9 mph SSW | 1% |
Forecast source: National Weather Service (api.weather.gov) for Deer Lodge (46.398, -112.733). Updated through the day.
Growing snapshot for Deer Lodge
Growing season
65 days
Hardiness zone
4b
More local growing data for Deer Lodge: nearby ZIP 59722 weather · frost dates · planting calendar · Montana frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Deer Lodge 3 W, Mt (3.4 mi from Deer Lodge). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.