Chouteau County Climate
Chouteau County, Montana
Avg Annual Temp
44.5°F
Annual Precip
15.1"
Annual Snowfall
45.6"
Extreme Heat Days
25.35
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About Chouteau County Weather
A Classic Northern Plains Climate
Chouteau County’s 44.5°F annual average temperature is well below the national median. This reflects its vast, open geography and northern latitude.
Consistently Near Montana Norms
The county's 44.5°F average is almost identical to the Montana state average of 43.7°F. It experiences the typical temperature fluctuations expected in the heart of the state.
Average Moisture and Steady Snow
With 15.1 inches of precipitation, Chouteau aligns closely with the state average of 15.4 inches. It receives 45.6 inches of snow, which is more than its neighbor Blaine.
Strong Summers and Snowy Winters
July averages 68.7°F and features 25 days of 90°F heat. Winters stay cold, averaging 23.8°F with steady snowfall throughout the colder months.
Versatile Gear for Seasonal Shifts
Residents need gear for 25 days of extreme heat and nearly 46 inches of snow. Homes should be equipped with both cooling systems and high-efficiency heating for January's 22.2°F average.
Frequently Asked Questions
What is the average temperature in Chouteau County?
How much rain does Chouteau County get?
Does it snow in Chouteau County?
How hot does Chouteau County get in summer?
How cold are winters in Chouteau County?
Track your own weather in Chouteau County
Ambient Weather personal weather stations give you hyperlocal climate data.
Sponsored
Data source: NOAA National Centers for Environmental Information (NCEI), U.S. Climate Normals 1991-2020.
Climate normals are 30-year averages of weather variables computed from 1991 to 2020. Station data is aggregated to county level using spatial averaging. Data is informational only — not a substitute for official National Weather Service forecasts or emergency weather warnings.