Brewster County Climate
Brewster County, Texas
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
67.9°F
Annual Precip
12.0"
Annual Snowfall
0.6"
Extreme Heat Days
144
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
8b
Minimum winter temperature range for plant survival
6,889
Excellent for heat-loving crops
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Brewster County
Climate Verdict
Brewster County has a warm, averaging 67.9°F year-round, arid conditions receiving just 12.0 inches of precipitation annually, extreme heat exposure with 144.2076923076923 days per year above 90°F, light snow averaging 0.6 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are mild, with January temperatures averaging 49.2°F. summers are hot, with July averaging 83.4°F. The 34°F seasonal variation provides noticeable but manageable change. January is typically the coldest month and June the warmest.
Outdoor & Gardening Guidance
Summer outdoor activities should be planned for early morning or evening to avoid extreme heat.
Regional Context
Brewster County closely matches the Texas statewide average temperature of 65.5°F, it is also noticeably drier, receiving 19.9 inches less precipitation than the state average, the county experiences 39.365818925016484 more extreme heat days than the state average.
Climate Profile
About Brewster County Weather
Arid Heat in the High Desert
Brewster County averages 67.9°F annually, staying well above the national median temperature. With only 12.0 inches of annual precipitation, it is one of the driest counties in the United States.
A Dry Outlier in the Lone Star State
While its average temperature of 67.9°F is close to the state average of 65.5°F, its rainfall is remarkably low. The county receives only about one-third of the 31.9 inches of rain typical for Texas.
The Epicenter of High Heat Days
Brewster County faces a staggering 144 days of extreme heat, far more than central or eastern counties. It represents the quintessential desert climate of Far West Texas, characterized by intense sun and minimal moisture.
Intense Sun and Brisk Desert Nights
July averages 83.4°F, but the dry air leads to 144 days of 90°F+ heat annually. Winters are cool and dry, averaging 51.1°F with a meager 0.6 inches of annual snowfall.
Water Conservation and Sun Protection
Strategic water storage and xeriscaping are vital in a region with only 12 inches of rain. UV protection and hydration are daily essentials for managing the nearly five months of extreme heat.
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.