Weakley County Climate
Weakley County, Tennessee
Avg Annual Temp
58.8°F
Annual Precip
54.1"
Annual Snowfall
1.8"
Extreme Heat Days
48.349999999999994
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About Weakley County Weather
Strong Seasonal Temperature Swings
Weakley County averages 58.8°F annually, which is notably warmer than the U.S. median. The region is characterized by hot summers and distinct, though manageable, winters.
Warmer Than the Tennessee Average
The county's 58.8°F average exceeds the Tennessee state average of 58.1°F. It is one of the warmer agricultural hubs in the northwest part of the state.
Typical for West Tennessee
Weakley's 58.8°F average is very similar to Williamson County's 59.0°F. Both counties represent the warmer, more humid profile found outside of the eastern mountains.
Intense Summer Heat Days
Weakley faces a grueling 48 days of 90°F+ heat each year, with July averaging 79.3°F. Winter is cold but dry, producing only 1.8 inches of annual snowfall.
Prioritize Cooling and Hydration
With nearly 50 days of extreme heat, residents should ensure HVAC systems are robust and outdoor work is done in the early morning. Winter requires only light preparation given the minimal 1.8 inches of snow.
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.