Morgan County Climate
Morgan County, Tennessee
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
55.8°F
Annual Precip
56.4"
Annual Snowfall
4.9"
Extreme Heat Days
14
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
7a
Minimum winter temperature range for plant survival
3,723
Supports most vegetables & fruits
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Morgan County
Climate Verdict
Morgan County has a mild, with an average annual temperature of 55.8°F, very wet conditions receiving 56.4 inches of precipitation annually, rare extreme heat with only 13.7 days above 90°F annually, light snow averaging 4.9 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are cold, with January averaging 35.9°F. summers are warm — July averages 74.3°F. The 38°F seasonal variation provides noticeable but manageable change.
Outdoor & Gardening Guidance
The moderate temperatures support hiking, cycling, and camping comfortably in spring, summer, and fall.
Regional Context
Morgan County closely matches the Tennessee statewide average temperature of 58.0°F, the county experiences 22.75992831541217 fewer extreme heat days than the state average.
Climate Profile
About Morgan County Weather
Cooler High Elevations in East Tennessee
Morgan County is the only county in this group with an annual average of 55.8°F, nearly matching the national median of 55°F. Its elevation provides a cooler climate than most of the Southeast.
One of Tennessee's Coolest Counties
Morgan County's 55.8°F average is significantly cooler than the Tennessee state average of 58.1°F. It provides a refuge from the intense heat found in the state's lower-lying western counties.
Milder Summers than Neighboring Regions
Morgan experiences only 14 days of extreme heat, compared to 55 days in neighboring Monroe County. It also receives 4.9 inches of snow, which is higher than most surrounding areas.
Cold Winters and Pleasant Summers
July stays relatively mild with an average of 74.3°F, while January dips to 35.9°F. The county sees the most snowfall in this group, averaging 4.9 inches per year.
Invest in Heating and Snow Prep
With a winter average of 38.1°F and higher snowfall, reliable home heating and winter tires are recommended. Cooling costs are typically lower here, as there are only 14 days of extreme heat.
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.