Tyler County Climate
Tyler County, Texas
Avg Annual Temp
67.2°F
Annual Precip
57.2"
Annual Snowfall
0.2"
Extreme Heat Days
97.75
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About Tyler County Weather
A warm and humid humid-subtropical climate
Tyler County maintains an annual average temperature of 67.2°F, which is significantly warmer than the national median of approximately 53°F. Its humid-subtropical profile also includes a high annual precipitation of 57.2 inches, far outpacing the typical American county.
Wetter and warmer than the Texas average
The county's average temperature of 67.2°F sits nearly two degrees above the Texas state average of 65.5°F. Its rainfall is even more distinct, as the 57.2 inches of annual precipitation is nearly double the state average of 31.9 inches.
Deep East Texas moisture levels
While neighbors to the west see drier conditions, Tyler County is one of the wettest spots in the region with 57.2 inches of rain. Its July average of 82.4°F is typical for the Piney Woods, maintaining high humidity compared to the arid plains of West Texas.
Long summers and nearly nonexistent snow
Summer dominates the calendar with 98 days reaching 90°F or higher and a July average of 82.4°F. Winters are mild with a December through February average of 51.5°F and a negligible 0.2 inches of annual snowfall.
Prepare for humidity and high rainfall
Residents should prioritize high-capacity HVAC systems and dehumidifiers to handle the nearly 100 days of extreme heat. Given the 57.2 inches of annual rain, maintaining clear gutters and robust drainage systems is essential for local property owners.
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.