Hamblen County Climate
Hamblen County, Tennessee
Avg Annual Temp
57.8°F
Annual Precip
47.8"
Annual Snowfall
9.5"
Extreme Heat Days
19.4
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About Hamblen County Weather
Standard Mid-Latitude Climate
Hamblen County averages 57.8°F annually, which is warmer than the national median. It receives 47.8 inches of precipitation, staying below the typical Tennessee rainfall levels.
Mirroring the Tennessee State Average
The county's average temperature sits just below the state average of 58.1°F. It represents the typical transition zone between the mountains and the central basin.
Warmer than Neighboring Greene
Hamblen is more than a degree warmer on average than Greene County. It also sees more winter accumulation, with 9.5 inches of snow compared to Greene's 7.7 inches.
Snowy Winters and Hot July
Hamblen experiences nearly 10 inches of snow annually, making it one of the snowier non-mountain counties. Extreme heat is still a factor, with 19 days per year reaching at least 90°F.
Prepare for Ice and Snow
Ensure your vehicle is equipped for nearly 10 inches of annual snow and potential ice. Since precipitation is lower than the state average, drought-resistant landscaping may be beneficial for the 75.2°F summers.
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.