Gillespie County Climate
Gillespie County, Texas
Avg Annual Temp
65.1°F
Annual Precip
30.4"
Annual Snowfall
0.1"
Extreme Heat Days
94.75
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About Gillespie County Weather
Classic Hill Country temperate conditions
Gillespie County reports an annual average temperature of 65.1°F, notably higher than the U.S. median. This region bridges the gap between the humid east and the arid west.
Reflecting the heart of Texas weather
The county's 65.1°F average is almost identical to the Texas state average of 65.5°F. Its 30.4 inches of annual precipitation also closely tracks the state norm of 31.9 inches.
Balanced climate in the Edwards Plateau
Gillespie enjoys slightly cooler July averages (81.3°F) than the lower-elevation counties to the east. It is significantly drier than coastal counties but retains more moisture than its West Texas neighbors.
Hot, sunny summers and mild winters
The area endures 95 days above 90°F, contributing to a summer average of 80.5°F. Winters are mild with a 49.0°F average and only trace amounts of snow at 0.1 inches.
Sun protection and versatile HVAC needs
High-quality sun protection is necessary for the 95 days of extreme heat each year. While snow is rare, residents should be prepared for occasional winter freezes that can drop temperatures below the 47.1°F January average.
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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.