San Augustine County Climate
San Augustine County, Texas
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
65.4°F
Annual Precip
53.9"
Annual Snowfall
0.2"
Extreme Heat Days
96
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
9a
Minimum winter temperature range for plant survival
6,121
Excellent for heat-loving crops
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: San Augustine County
Climate Verdict
San Augustine County has a warm, averaging 65.4°F year-round, moderately wet with 53.9 inches of annual precipitation, significant summer heat with 95.6 days annually above 90°F, light snow averaging 0.2 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are mild, with January temperatures averaging 47.4°F. summers are hot, with July averaging 82.0°F. The 35°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
San Augustine County closely matches the Texas statewide average temperature of 65.5°F, it is also noticeably wetter, receiving 22.0 inches more precipitation than the state average.
Climate Profile
About San Augustine County Weather
Warm and Exceptionally Wet
San Augustine County averages 65.4°F annually, nearly identical to the Texas state average of 65.5°F. It is much warmer than the national median and significantly wetter than most U.S. counties.
Rainfall Far Above State Norms
The county receives 53.9 inches of rain, which is 22 inches more than the Texas average of 31.9. Its temperature profile is standard for the state, ranking right in the middle at 65.4°F.
Classic East Texas Humidity
Like neighboring Sabine and Shelby counties, San Augustine experiences a humid subtropical climate. It sees negligible snowfall, averaging only 0.2 inches per year.
Ninety-Six Days of High Heat
Summer temperatures peak with a July average of 82.0°F and 96 days of extreme heat. Winters are short and mild, with a December to February average of 49.1°F.
Combat Humidity and Heat
Residents should prepare for nearly 100 days of temperatures above 90°F with efficient cooling systems. The 53.9 inches of annual rain also requires regular home maintenance to prevent mold and water damage.
Frequently Asked Questions
What is the average temperature in San Augustine County?
How much rain does San Augustine County get?
Does it snow in San Augustine County?
How hot does San Augustine County get in summer?
How cold are winters in San Augustine County?
Track your own weather in San Augustine County
Ambient Weather personal weather stations give you hyperlocal climate data.
Sponsored
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.