San Jacinto County Climate
San Jacinto County, Texas
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
68.6°F
Annual Precip
52.1"
Annual Snowfall
0.0"
Extreme Heat Days
—
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
9a
Minimum winter temperature range for plant survival
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: San Jacinto County
Climate Verdict
Climate data for San Jacinto County is currently being compiled from NOAA sources. Check back soon for detailed weather normals.
Seasonal Breakdown
Seasonal weather data for this county is based on regional climate patterns. Residents experience typical weather variations for their location, with conditions reflecting broader state and regional trends. Consult the NOAA Climate Data Online for detailed seasonal breakdowns as more granular station data becomes available.
Outdoor & Gardening Guidance
Growing season and gardening guidance for San Jacinto County will be added as data becomes available.
Regional Context
Comparative climate data for San Jacinto County is being processed.
Climate Profile
About San Jacinto County Weather
Subtropical and Snow-Free
San Jacinto County averages 52.1 inches of rain per year, far exceeding the national median. While specific temperature data is limited, the zero-inch snowfall average indicates a very warm climate.
Lush and Rainy East Texas
With 52.1 inches of annual precipitation, San Jacinto County is much wetter than the Texas average of 31.9 inches. This abundance of rain supports the dense forests found throughout the county.
A Coastal Plain Influence
Located near Walker and Liberty counties, San Jacinto shares a profile of high rainfall and no snow. It follows the same humid, moisture-heavy pattern found across the Southeast Texas region.
Year-Round Rain and No Snow
San Jacinto County sees 0.0 inches of snow annually, making winter weather almost non-existent. The seasons are instead defined by 52.1 inches of rain and typical Texas humidity.
Focus on Rain Protection
Rain gear and waterproof footwear are essentials for residents dealing with 52.1 inches of annual precipitation. Because snowfall is non-existent, residents can focus their home maintenance on hurricane and storm preparedness.
Frequently Asked Questions
What is the average temperature in San Jacinto County?
How much rain does San Jacinto County get?
Does it snow in San Jacinto County?
How hot does San Jacinto County get in summer?
How cold are winters in San Jacinto County?
Track your own weather in San Jacinto County
Ambient Weather personal weather stations give you hyperlocal climate data.
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Data sources: ERA5 Reanalysis (modeled) via Open-Meteo (gap-filled where station data unavailable).. 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.