Anaconda-Deer Lodge County, MT Weather & Growing Conditions
This Afternoon
59°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 4pm, then a slight chance of showers and thunderstorms between 4pm and 5pm. Cloudy, with a high near 59. North wind around 8 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 59°F | Chance Showers And Thunderstorms | 8 mph N | 54% |
| Tonight | 40°F | Mostly Cloudy | 2 to 6 mph SW | 6% |
| Sunday | 69°F | Sunny | 2 to 6 mph SSE | 1% |
| Sunday Night | 40°F | Mostly Clear | 6 mph SSW | 0% |
| Monday | 75°F | Sunny | 2 to 6 mph SW | 1% |
| Monday Night | 43°F | Mostly Clear | 6 mph W | 0% |
| Tuesday | 76°F | Sunny | 2 to 7 mph SSW | 0% |
| Tuesday Night | 45°F | Partly Cloudy | 2 to 6 mph W | 5% |
| Wednesday | 76°F | Mostly Sunny | 5 to 9 mph SW | 4% |
| Wednesday Night | 44°F | Partly Cloudy | 5 to 8 mph WSW | 6% |
| Thursday | 78°F | Sunny | 7 to 13 mph SSW | 3% |
| Thursday Night | 45°F | Partly Cloudy | 9 mph SW | 3% |
| Friday | 77°F | Mostly Sunny | 8 to 14 mph S | 8% |
| Friday Night | 43°F | Mostly Cloudy | 7 to 12 mph SW | 14% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Anaconda-Deer Lodge County, MT
Last spring frost
Jun 1
First fall frost
Sep 14
Growing season
105 days
Hardiness zone
4b
Explore more for Anaconda-Deer Lodge County, MT: full frost dates · planting calendar · Montana frost dates
Climate data from the nearest NOAA station, Anaconda, Mt (5.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.