Somervell County Climate
Somervell County, Texas
Avg Annual Temp
64.7°F
Annual Precip
34.3"
Annual Snowfall
0.1"
Extreme Heat Days
108.8
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About Somervell County Weather
Warmer and Wetter than the National Median
Somervell County maintains an annual average temperature of 64.7°F, significantly higher than the national median of approximately 54°F. The humid subtropical climate brings 34.3 inches of rain per year, slightly exceeding the Texas state average.
A Typical North-Central Texas Climate
The county's average temperature of 64.7°F sits just below the Texas statewide average of 65.5°F. This makes it a representative example of the north-central region's climate patterns.
Wetter Conditions than Western Neighbors
Somervell receives 34.3 inches of precipitation annually, which is significantly higher than Stephens County to the west at 29.7 inches. It shares a similar thermal profile with Tarrant County, though it remains slightly cooler on average.
Intense Summer Heat and Mild Winters
Residents face 109 extreme heat days per year where temperatures reach or exceed 90°F, peaking with a July average of 84.5°F. Winters are manageable with a December-February average of 46.3°F and a negligible 0.1 inches of annual snowfall.
Prepare for Long, Hot Summers
High-efficiency HVAC systems are essential to manage the 100-plus days of extreme heat each year. While snow is rare, residents should prioritize moisture-wicking gear for the humid 34-inch annual rainfall.
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.