Henderson County Climate
Henderson County, Texas
Avg Annual Temp
65.5°F
Annual Precip
44.8"
Annual Snowfall
—
Extreme Heat Days
91.9
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About Henderson County Weather
A Classic Southern Climate
Henderson County averages 65.5°F, which is warmer than the national median. It receives a robust 44.8 inches of annual rainfall.
The Definition of Texas Average
The county's 65.5°F average perfectly matches the statewide temperature mean. It is wetter than the state average, receiving 13 inches more rain than the norm.
The Heart of East Texas
Henderson is slightly warmer than its neighbor Harrison. Both counties share high annual rainfall and the humid conditions of the piney woods region.
Steady Heat and Mild Winters
Summers average 82.4°F with 92 days of extreme heat over 90°F. Winters are mild at 48.1°F, though specific local snowfall data is not currently recorded.
Rainwater and Heat Management
Maintain air conditioning to handle 92 days of extreme heat. With 44.8 inches of rain, ensure proper roof and gutter maintenance to prevent moisture damage.
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.