What is the hottest month in Sunburst, MT?

July is the warmest month, with a normal high of 81°F at Sunburst 8 E.

What is the coldest month in Sunburst, MT?

January is the coldest month, with a normal low of 13°F.

What is the wettest month in Sunburst, MT?

June has the most precipitation on average, about 3.51 inches.

Checked Oct 25, 2026

Sunburst, MT Climate

1991 to 2020 normals at Sunburst 8 E, 8.2 mi from the center of Sunburst, elevation 3700 ft.

Average weather by month

Select a month for daily normals and last year's weather

Month	High	Low	Precip.	Snow
January	31°	13°	0.49 in	--
February	34°	14°	0.47 in	--
March	43°	22°	0.62 in	--
April	55°	31°	1.21 in	--
May	65°	40°	1.87 in	--
June	71°	47°	3.51 in	--
July	81°	52°	1.40 in	--
August	81°	52°	1.22 in	--
September	70°	44°	1.17 in	--
October	55°	32°	0.95 in	--
November	41°	22°	0.66 in	--
December	32°	14°	0.75 in	--
Year	55°		14.32 in	--

Frequently asked questions

What is the hottest month in Sunburst, MT?: July is the warmest month, with a normal high of 81°F at Sunburst 8 E.
What is the coldest month in Sunburst, MT?: January is the coldest month, with a normal low of 13°F.
What is the wettest month in Sunburst, MT?: June has the most precipitation on average, about 3.51 inches.

Today

Sunburst, MT forecast

Data sources

U.S. Climate Normals 1991-2020NOAA National Centers for Environmental Information · Official site
U.S. Climate Normals 1991-2020 (daily) and GHCN-Daily via Access Data ServiceNOAA National Centers for Environmental Information · Official site

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About this data

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Climate normals are 30-year averages measured at one weather station, which may be miles from the place named here or at a different elevation.

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