Trumbull County Climate
Trumbull County, Ohio
Avg Annual Temp
49.3°F
Annual Precip
41.6"
Annual Snowfall
45.3"
Extreme Heat Days
8.799999999999999
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About Trumbull County Weather
Cooler than the national average
Trumbull County’s annual average temperature of 49.3°F sits roughly five degrees below the national median. Its humid continental climate brings distinct seasons with a brisk edge compared to much of the country.
A cooler corner of Ohio
The county remains cooler than the state average of 51.5°F, reflecting its northern position near Lake Erie. It records 41.6 inches of precipitation annually, which is slightly above the Ohio average.
Cooler and snowier than its neighbors
Trumbull is cooler than nearby Wayne County, which averages 49.9°F. Its 45.3 inches of snow significantly outpaces southern neighbors, making it one of the state's more winter-prone areas.
Mild summers and heavy lake-effect snow
Residents enjoy mild summers with only 9 days reaching 90°F or higher. However, the winter average of 28.7°F and heavy 45.3-inch snowfall require significant cold-weather preparation.
Winter readiness is the priority
Heavy-duty snow removal equipment is essential for the 45.3 inches of annual snow. High-efficiency heating systems are a must to manage the sub-freezing January average of 26.3°F.
Frequently Asked Questions
What is the average temperature in Trumbull County?
How much rain does Trumbull County get?
Does it snow in Trumbull County?
How hot does Trumbull County get in summer?
How cold are winters in Trumbull County?
Track your own weather in Trumbull 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.