La Salle County Climate
La Salle County, Texas
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
72.0°F
Annual Precip
23.1"
Annual Snowfall
0.1"
Extreme Heat Days
157
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
9a
Minimum winter temperature range for plant survival
8,190
Excellent for heat-loving crops
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: La Salle County
Climate Verdict
La Salle County has a hot, with an average annual temperature of 72.0°F, semi-arid conditions with only 23.1 inches of annual precipitation, extreme heat exposure with 156.95 days per year above 90°F, light snow averaging 0.1 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are mild, with January temperatures averaging 54.5°F. summers are hot, with July averaging 86.3°F. The 32°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
La Salle County is 6.5°F warmer than the Texas statewide average of 65.5°F, it is also noticeably drier, receiving 8.7 inches less precipitation than the state average, the county experiences 52.108126617324174 more extreme heat days than the state average.
Climate Profile
About La Salle County Weather
La Salle County's Desert Intensity
La Salle County is intensely hot, averaging 72.0°F annually against a much lower national median. It is a dry region, seeing only 23.1 inches of rain.
Hotter than the Texas Norm
At 72.0°F, it is much hotter than the 65.5°F state average. It ranks as one of the warmest counties in the South Texas brush country.
High Heat Count for the Region
La Salle endures 157 days of extreme heat, far more than Kinney’s 118. It is also drier than Kleberg County, receiving nearly 4 fewer inches of rain.
Endless Heat and Minimal Rain
July is sweltering at 86.3°F, contributing to 157 days over 90°F. Winters are brief and mild at 56.5°F, with only a trace of snow at 0.1 inches.
Extreme Heat and Water Management
Extreme heat management is the priority for more than five months of the year. Residents should invest in heavy-duty cooling and water conservation for the 23.1-inch rainfall limit.
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.