Wilson County Climate
Wilson County, Texas
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
69.6°F
Annual Precip
32.8"
Annual Snowfall
0.0"
Extreme Heat Days
130
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
9a
Minimum winter temperature range for plant survival
7,407
Excellent for heat-loving crops
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Wilson County
Climate Verdict
Wilson County has a warm, averaging 69.6°F year-round, moderate rainfall of 32.8 inches per year, extreme heat exposure with 129.5 days per year above 90°F, virtually no measurable snowfall. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are mild, with January temperatures averaging 51.9°F. summers are hot, with July averaging 84.8°F. The 33°F seasonal variation provides noticeable but manageable change. January is typically the coldest month and August the warmest.
Outdoor & Gardening Guidance
Summer outdoor activities should be planned for early morning or evening to avoid extreme heat.
Regional Context
Wilson County is 4.1°F warmer than the Texas statewide average of 65.5°F, the county experiences 24.658126617324186 more extreme heat days than the state average.
Climate Profile
About Wilson County Weather
South Texas warmth surpasses national averages
Wilson County features a warm 69.6°F annual average temperature, placing it well above the U.S. national median. The local climate is characterized by long, hot summers and brief, mild winters.
Consistently hotter than the state average
The county averages over four degrees warmer than the Texas statewide average of 65.5°F. This makes it one of the more thermally intense regions in the southern half of the state.
Drier than the Gulf Coast
With 32.8 inches of rain, Wilson is slightly wetter than the state average but drier than its neighbors to the east. It experiences more extreme heat than nearby San Antonio, totaling 130 days over 90°F.
Dominant summer heat patterns
Summer temperatures average 84.2°F, while January remains a comfortable 51.9°F. Snow is nonexistent, and the county faces extreme heat for more than a third of the year.
Invest in summer resilience
Given the 130 days of extreme heat, robust attic insulation and sun-shading are essential for local homes. Plan for high water usage during the dry, 84.8°F July peaks.
Frequently Asked Questions
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Data sources: NOAA National Centers for Environmental Information (NCEI), U.S. Climate Normals 1991-2020. Forecast and alert data from National Weather Service API. Air quality data from Open-Meteo.
Climate normals are 30-year averages of weather variables. Station data is aggregated to county level. Forecasts and alerts are fetched live and may change frequently. Data is informational only — not a substitute for official National Weather Service forecasts or emergency weather warnings.