Snow in Butte, Montana Winter storm alerts · 7-day snow forecast · average snowfall
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Butte averages 15.2 inches of snow a year. The snowiest month is December (4.6″), and snow usually falls from September through May. On about 6 days a year at least an inch falls.
Average snowfall by month
Month
Snowfall
Days 1″+
Days with snow cover
Freezing nights
Avg. low
August
0″
0
—
1
44°F
September
0.1″
<1
—
9
37°F
October
0.9″
<1
—
24
27°F
November
1.7″
<1
—
29
16°F
December
4.6″
1
—
31
7°F
January
2.4″
1
—
31
8°F
February
2.0″
1
—
27
10°F
March
2.6″
1
—
30
19°F
April
0.8″
<1
—
25
26°F
May
0.1″
<1
—
12
34°F
June
0″
0
—
2
41°F
Year
15.2″
6
—
220
NOAA NCEI U.S. Climate Normals 1991–2020 — snowfall at Divide (20 mi from the city center, -194 ft elevation difference); temperatures at Butte Bert Mooney Airport. Averages smooth out big years: single winters can bring half or double the normal.
15.2 inches in an average year (NOAA U.S. Climate Normals 1991–2020, Divide station, 20 miles away). The snowiest month is December with 4.6 inches.
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This page checks the National Weather Service for active alerts at Butte's location every time you open it; the box at the top lists any winter storm, winter weather, cold or freeze alert in effect right now.
How many freezing nights does Butte have?
About 220 nights a year drop to 32 °F or below (NOAA 1991–2020); the coldest month, December, averages a low of 7 °F.