Roscommon County Climate
Roscommon County, Michigan
Avg Annual Temp
44.0°F
Annual Precip
31.0"
Annual Snowfall
70.3"
Extreme Heat Days
5.85
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About Roscommon County Weather
A dry and cool continental climate
Roscommon County averages 44.0°F annually, making it cooler than most of the United States. Its 31.0 inches of precipitation is notably lower than the Michigan state average of 34.5 inches.
Below average temperatures for the state
The county sits 1.7 degrees below the Michigan state average of 45.7°F. This cool profile is driven by its inland location in the northern part of the state.
Slightly warmer than northern neighbor Otsego
Roscommon’s 44.0°F average is significantly warmer than Otsego County’s 42.5°F. It also receives about 54 inches less snow annually than Otsego, making for a slightly milder winter experience.
Consistent winter snow and mild summers
The county receives 70.3 inches of snow annually, with January temperatures averaging 19.1°F. Summers remain comfortable with a July average of 67.8°F and only 6 days reaching above 90°F.
Manageable snow removal and heating needs
While 70.3 inches of snow requires a reliable blower, it is less extreme than neighboring snow belts. High-efficiency heating is the primary concern for residents, as January stays well below freezing.
Frequently Asked Questions
What is the average temperature in Roscommon County?
How much rain does Roscommon County get?
Does it snow in Roscommon County?
How hot does Roscommon County get in summer?
How cold are winters in Roscommon County?
Track your own weather in Roscommon 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.