What is the hottest month in Arlee, MT?

July is the warmest month, with a normal high of 86°F at Saint Ignatius.

What is the coldest month in Arlee, MT?

February is the coldest month, with a normal low of 22°F.

What is the wettest month in Arlee, MT?

June has the most precipitation on average, about 2.63 inches.

Checked Oct 25, 2026

Arlee, MT Climate

1991 to 2020 normals at Saint Ignatius, 10 mi from the center of Arlee, elevation 2915 ft.

Average weather by month

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

Month	High	Low	Precip.	Snow
January	37°	23°	0.95 in	--
February	40°	22°	1.15 in	--
March	51°	28°	0.94 in	--
April	59°	34°	1.75 in	--
May	69°	41°	2.30 in	--
June	75°	47°	2.63 in	--
July	86°	52°	0.97 in	--
August	86°	51°	1.17 in	--
September	75°	44°	1.51 in	--
October	59°	35°	1.28 in	--
November	45°	28°	1.13 in	--
December	37°	23°	0.94 in	--
Year	60°		16.72 in	--

Frequently asked questions

What is the hottest month in Arlee, MT?: July is the warmest month, with a normal high of 86°F at Saint Ignatius.
What is the coldest month in Arlee, MT?: February is the coldest month, with a normal low of 22°F.
What is the wettest month in Arlee, MT?: June has the most precipitation on average, about 2.63 inches.

Today

Arlee, 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

Weather and emergencies: Weather, air quality and hazard information on this page is delayed and may be incomplete. It is not a substitute for official warnings. Always follow the National Weather Service, local emergency management and public safety officials. In an emergency, call 911. For evacuation orders, use your local official alert system.

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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