Anaconda-Deer Lodge County, MT Weather & Growing Conditions
Today
39°F
Mostly Sunny
Mostly sunny. High near 39, with temperatures falling to around 31 in the afternoon. Southeast wind 2 to 6 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 39°F | Mostly Sunny | 2 to 6 mph SE | 0% |
| Tonight | 22°F | Mostly Clear | 3 to 14 mph SW | 0% |
| Thursday | 34°F | Partly Sunny | 8 to 14 mph WSW | 8% |
| Thursday Night | 19°F | Partly Cloudy | 8 to 17 mph WSW | 5% |
| Friday | 36°F | Mostly Sunny | 13 to 18 mph WSW | 2% |
| Friday Night | 26°F | Partly Cloudy | 13 to 21 mph WSW | 2% |
| Saturday | 41°F | Mostly Sunny | 7 to 18 mph SW | 1% |
| Saturday Night | 30°F | Partly Cloudy | 7 to 23 mph SW | 3% |
| Sunday | 44°F | Mostly Sunny | 12 to 25 mph SW | 4% |
| Sunday Night | 27°F | Partly Cloudy | 12 to 15 mph WSW | 4% |
| Monday | 41°F | Partly Sunny | 6 to 13 mph SW | 3% |
| Monday Night | 29°F | Partly Cloudy | 6 to 17 mph WSW | 7% |
| Tuesday | 40°F | Mostly Sunny | 8 to 17 mph WSW | 10% |
| Tuesday Night | 29°F | Partly Cloudy | 8 mph W | 10% |
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
5a
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 (10.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.