Macon County Climate
Macon County, Tennessee
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
58.4°F
Annual Precip
—
Annual Snowfall
—
Extreme Heat Days
48
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
7b
Minimum winter temperature range for plant survival
4,542
Excellent for heat-loving crops
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Macon County
Climate Verdict
Macon County has a mild, with an average annual temperature of 58.4°F, occasional hot days — 48.2 per year above 90°F. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are cold, with January averaging 35.7°F. summers are warm — July averages 78.6°F. The 43°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
Macon County closely matches the Tennessee statewide average temperature of 58.0°F.
Climate Profile
About Macon County Weather
Moderate Temperatures on the Highland Rim
Macon County records an average annual temperature of 58.4°F, trending warmer than the national median. This climate is defined by distinct seasonal shifts and a significant number of hot summer days.
Typical Temperatures for Middle Tennessee
The county's 58.4°F average temperature sits right in line with the Tennessee state average of 58.1°F. While local precipitation data is currently limited, the temperature profile matches the rest of the Upper Highland Rim region.
Cooler Winters Than Southern Neighbors
Macon's January average of 35.7°F is notably colder than Lincoln's 40.2°F, reflecting its more northern position. Despite the cooler winters, it still faces 48 days of extreme heat, nearly matching the intensity of counties further south.
Sharp Transitions Between Seasons
July temperatures average 78.6°F, fueling 48 days of extreme heat over 90°F annually. Winters are significantly chillier than the state average, with January temperatures dipping to a mean of 35.7°F.
Budgeting for Year-Round Energy Needs
The wide gap between winter lows and 48 days of summer heat requires a versatile heating and cooling plan. Residents should emphasize winterization and insulation to combat January's cold spells.
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.