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Weather in Anaconda-Deer Lodge County, MT · National Weather Service + NOAA

Anaconda-Deer Lodge County stays cool in summer

Anaconda-Deer Lodge County has cold winters and cool summers. A typical July afternoon reaches 67°, a January night drops to 15°. Normal November highs come to 31°, and lows to 18°.

Winter 27°/14°Spring 42°/23°Summer 63°/40°Fall 43°/27°
Right now
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Sunrise 9:25 am · sunset 7:07 pm

Getting the latest forecast from the National Weather Service…

What stands out about Anaconda-Deer Lodge County’s weather

Read from 30 years of NOAA records. Each one opens the full story on the Climate page.

Climate →
Cool summersJuly afternoons average 67°, cooler than 100% of U.S. towns.Wetter than most of Montana35 inches of rain and melted snow a year, more than 492 of 497 Montana towns.
A normal year

Where today sits in Anaconda-Deer Lodge County’s year

Typical highs and lows month by month, from 30 years of NOAA records.

Full climate →
Winter
27° / 14°
Snow is rare
Spring
42° / 23°
Frost is rare by spring
Summer
63° / 40°
90° days are rare
Fall now
43° / 27°
Mild well into the fall
Best months to be outside
JulAug
Highs of 62–84° and lows of 40° or more
When is it wettest?May, with 4.4 inches.Is it warmer than it used to be?+1.6° vs. the 20th century.What is each month like?Highs, lows, rain and snow for all 12.

Weather talk

Road reports, first frosts and storm memories from neighbors in Anaconda-Deer Lodge County.

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Forecast, conditions and alerts: National Weather Service. Climate: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000. Temperatures and rainfall come from NOAA’s gridded normals for Anaconda-Deer Lodge County itself (about a 3-mile square). Sunrise and sunset are calculated from the town’s position. Normals are 30-year averages, not a forecast.