Mills County Climate
Mills County, Texas
Avg Annual Temp
64.7°F
Annual Precip
31.8"
Annual Snowfall
0.1"
Extreme Heat Days
88.5
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About Mills County Weather
A Classic Central Texas Climate
Mills County averages 64.7°F annually, which is nearly 12 degrees warmer than the national median. It maintains a moderate precipitation level of 31.8 inches per year.
A Near-Perfect Match for Texas Averages
With an average temperature of 64.7°F and 31.8 inches of rain, Mills mirrors the Texas averages of 65.5°F and 31.9 inches. It serves as a representative sample of the state's climate.
Cooler and Drier than Milam County
Mills is slightly cooler than Milam County to the southeast and receives nearly 6 inches less rainfall. Snowfall remains rare here, averaging just 0.1 inches annually.
Hot Summers with Rare Winter Snow
July averages 81.8°F, contributing to a total of 89 extreme heat days each year. Winters are cool but mild, with an average temperature of 47.5°F and virtually no snow.
Insulation and Cooling are Key
Homeowners should prioritize attic insulation to combat the 89 days of extreme summer heat. Minimal winter prep is required as snowfall is negligible at 0.1 inches.
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.