Castro County Climate
Castro County, Texas
Avg Annual Temp
56.5°F
Annual Precip
19.4"
Annual Snowfall
8.0"
Extreme Heat Days
68.55
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About Castro County Weather
Cooler High Plains Territory
At 56.5°F, Castro County is closer to the national median temperature than its coastal neighbors. This semi-arid region is much cooler and drier than the typical Texas profile.
Far Below State Averages
The county's 56.5°F average is nine degrees cooler than the Texas state average of 65.5°F. Rainfall is also sparse, totaling only 19.4 inches compared to the 31.9-inch state benchmark.
Coolest in the Region
Castro is notably cooler than Childress County to the east, which averages 62.3°F. It represents the higher, drier, and windier conditions found on the Llano Estacado.
Snowy Winters and Brief Heat
Winters bring a substantial 8.0 inches of snow and a chilly average of 37.7°F. Summers are relatively mild for Texas, though the county still sees 69 days of extreme heat reaching 90°F.
Dress for Four Real Seasons
Residents need heavy winter gear and snow removal tools given the 8-inch annual snowfall. Xeriscaping is recommended for landscaping because the 19.4 inches of rain provides limited natural irrigation.
Frequently Asked Questions
What is the average temperature in Castro County?
How much rain does Castro County get?
Does it snow in Castro County?
How hot does Castro County get in summer?
How cold are winters in Castro County?
Track your own weather in Castro County
Ambient Weather personal weather stations give you hyperlocal climate data.
Sponsored
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.