McCulloch County Climate
McCulloch County, Texas
Avg Annual Temp
65.4°F
Annual Precip
27.4"
Annual Snowfall
0.3"
Extreme Heat Days
107.2
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About McCulloch County Weather
Typical Texas warmth
McCulloch County averages 65.4°F, which is significantly warmer than the national median. It sits in a transitional climate zone that experiences both dry spells and seasonal storms.
The benchmark for Texas weather
At 65.4°F, the county is almost identical to the Texas state average of 65.5°F. It serves as a near-perfect statistical representative of the state's overall temperature profile.
Moderate heat compared to Mason
The county experiences 107 days over 90°F, which is slightly lower than neighbor Mason County's 113 days. It receives 27.4 inches of rain, keeping it within the typical range for Central Texas.
Variable seasons with trace snow
July averages reach 82.5°F, while January dips to a chilly 46.9°F. The county sees just 0.3 inches of snow annually, making winter precipitation a rare event.
Prepare for temperature swings
With a wide gap between winter lows of 46.9°F and 107 days of extreme heat, versatile HVAC systems are key. Rain barrels can help capture some of the 27.4 inches of annual precipitation for dry spells.
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.