Macon County Climate
Macon County, Tennessee
Avg Annual Temp
58.4°F
Annual Precip
—
Annual Snowfall
—
Extreme Heat Days
48.2
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Precipitation data coming soon
Seasonal Overview
National Comparison
Data pending
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 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.