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Weather in Butte-Silver Bow, MT · National Weather Service + NOAA

Butte-Silver Bow stays cool in summer

Butte-Silver Bow has cold winters and pleasant summers, with very little rain. A typical July afternoon reaches 79°, a January night drops to 14°, and about 15 inches of snow falls in a normal winter. A typical November afternoon reaches 39°, and nights fall to 20°.

Winter 33°/14°Spring 51°/28°Summer 75°/44°Fall 53°/29°
Right now
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Sunrise 9:12 am · sunset 7:15 pm

Getting the latest forecast from the National Weather Service…

What stands out about Butte-Silver Bow’s weather

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

Climate →
Cool summersJuly afternoons average 79°, cooler than 93% of U.S. towns.Less snow than most of MontanaAbout 15 inches a winter, less than 387 of 404 Montana towns.A dry climateJust 14 inches of rain and melted snow a year, less than 95% of U.S. towns.A short growing season85 frost-free days, from Jun 10 to Sep 7.
A normal year

Where today sits in Butte-Silver Bow’s year

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

Full climate →
Winter
33° / 14°
6 days with an inch or more of snow
Spring
51° / 28°
Last frost around Jun 10
Summer
75° / 44°
7 days reach 90° in a normal year
Fall now
53° / 29°
First frost around Sep 7
Pastthe usual first frost (Sep 7). Last frost next spring: Jun 10
Best months to be outside
JunJulAug
Highs of 62–84° and lows of 40° or more
How much snow does Butte-Silver Bow get?About 15 inches a winter.When is it wettest?June, with 2.6 inches.Is it warmer than it used to be?+1.6° vs. the 20th century.

Weather talk

Road reports, first frosts and storm memories from neighbors in Butte-Silver Bow.

Town Square →
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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 Butte-Silver Bow itself (about a 3-mile square). Snow, frost dates and day counts: the NOAA station at Divide, MT (11 mi). Sunrise and sunset are calculated from the town’s position. Normals are 30-year averages, not a forecast.