Monroe County Climate
Monroe County, Ohio
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
51.8°F
Annual Precip
45.0"
Annual Snowfall
—
Extreme Heat Days
12
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
6b
Minimum winter temperature range for plant survival
3,113
Supports most vegetables & fruits
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Monroe County
Climate Verdict
Monroe County has a mild, with an average annual temperature of 51.8°F, moderately wet with 45.0 inches of annual precipitation, rare extreme heat with only 11.5 days above 90°F annually. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are cold, with January averaging 29.4°F. summers are warm — July averages 72.7°F. The 43°F seasonal variation provides noticeable but manageable change.
Outdoor & Gardening Guidance
Growing season and gardening data is currently limited for Monroe County. Check the USDA Plant Hardiness Zone Map and local extension office for specific guidance.
Regional Context
Monroe County closely matches the Ohio statewide average temperature of 51.5°F, it is somewhat wetter than average for Ohio.
Climate Profile
About Monroe County Weather
Temperate and Humid Monroe County
Monroe County averages 51.8°F annually, hovering just above the national median temperature. It experiences the high humidity and variable weather typical of the Appalachian plateau.
Slightly Warmer than State Averages
At 51.8°F, Monroe stays marginally warmer than the Ohio average of 51.5°F. The county's location in the southeast keeps it protected from the harshest northern cold fronts.
A High-Precipitation Zone
Monroe receives a significant 45.0 inches of precipitation annually, far exceeding the state average of 41.2 inches. This makes it one of the wettest counties in the region, demanding robust water management.
Consistent Heat and Wet Winters
The county faces 12 days of extreme heat each summer, with July temperatures averaging 72.7°F. While specific snowfall data is limited, winter temperatures average a chilly 31.8°F from December through February.
Focus on Moisture Protection
The high 45-inch annual precipitation requires homeowners to maintain gutters and basement waterproofing. Residents should also prepare for 12 days of 90°F heat with reliable air conditioning systems.
Frequently Asked Questions
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Data sources: NOAA National Centers for Environmental Information (NCEI), U.S. Climate Normals 1991-2020. Forecast and alert data from National Weather Service API. Air quality data from Open-Meteo.
Climate normals are 30-year averages of weather variables. Station data is aggregated to county level. Forecasts and alerts are fetched live and may change frequently. Data is informational only — not a substitute for official National Weather Service forecasts or emergency weather warnings.