weatherbycounty

Brewster County Climate

JanFebMarAprMayJunJulAugSepOctNovDec67.9°AVG °F

Avg Annual Temp

67.9°F

Annual Precip

12.0"

Annual Snowfall

0.6"

Extreme Heat Days

144

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Dry
Wet= snowfall
0.4"
0.4"
0.4"
0.5"
1.2"
1.7"
2.1"
1.7"
1.7"
1.0"
0.6"
0.4"
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Growing Season & Gardening

USDA Hardiness Zone

8b

Minimum winter temperature range for plant survival

Growing Degree Days

6,889

Excellent for heat-loving crops

Last spring frost (32°F): 03/06
First fall frost (32°F): 11/20

Seasonal Overview

Comfort ZoneSpring61°78°2.0"Summer83°84°5.5"Fall58°77°3.3"Winter49°54°1.2"20°40°60°80°100°

National Comparison

Warmer than 95% of US counties
Wetter than 3% of US counties
More seasonal variation than 13% of US counties

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

What is the average temperature in Brewster County?
The average annual temperature in Brewster County, TX is 67.9°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does Brewster County get?
Brewster County receives an average of 12.0 inches of precipitation per year, including both rain and meltwater from snow. This is based on NOAA 30-year climate normals.
Does it snow in Brewster County?
Yes, Brewster County receives an average of 0.6 inches of snowfall per year according to NOAA climate normals.
How hot does Brewster County get in summer?
The average summer temperature (June-August) in Brewster County is 83.2°F. The county experiences an average of 144 days per year above 90°F.
How cold are winters in Brewster County?
The average winter temperature (December-February) in Brewster County is 51.1°F. January, typically the coldest month, averages 49.2°F.

Track your own weather in Brewster County

Ambient Weather personal weather stations give you hyperlocal climate data.

Shop Weather Stations →

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.

By Evan Brooks, Data EditorUpdated Reviewed by Evan Brooks, Data Editor
← Back to Texas