Gonzales County Climate
Gonzales County, Texas
Avg Annual Temp
69.1°F
Annual Precip
35.0"
Annual Snowfall
0.1"
Extreme Heat Days
119.2
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About Gonzales County Weather
Consistent warmth in the Texas interior
Gonzales County averages 69.1°F annually, staying well above the national temperature median. This inland region experiences a humid subtropical climate with significant sun exposure.
Warmer than most of the state
The county's 69.1°F average exceeds the state average of 65.5°F by several degrees. It receives 35.0 inches of annual precipitation, which is slightly higher than the Texas average of 31.9 inches.
An inland pocket of extreme heat
Gonzales endures 119 days of extreme heat, which is more frequent than in the Hill Country to the west. Its July average of 84.1°F is among the highest in the south-central Texas region.
Long summers and very mild winters
Summer dominates the year with 119 days over 90°F and an average temperature of 83.6°F. Winters are brief and pleasant, with a 53.5°F average and only 0.1 inches of snowfall.
Maximize shade and indoor cooling
Given the 119 days of extreme heat, shade structures and high-efficiency HVAC are critical for comfort. Light, breathable clothing is necessary for the majority of the year, as January averages stay above 51.8°F.
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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.