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Jeff Davis County Climate

Jeff Davis County, Texas

NOAA NCEI 1991-2020 Climate Normals
JanFebMarAprMayJunJulAugSepOctNovDec61.8°AVG °F

Avg Annual Temp

61.8°F

Annual Precip

14.9"

Annual Snowfall

3.9"

Extreme Heat Days

67

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Dry
Wet= snowfall
0.6"
0.4"
0.4"
0.5"
1.1"
1.9"
3.0"
2.3"
2.2"
1.2"
0.6"
0.6"
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Growing Season & Gardening

USDA Hardiness Zone

8a

Minimum winter temperature range for plant survival

Growing Degree Days

4,966

Excellent for heat-loving crops

Last spring frost (32°F): 04/11
First fall frost (32°F): 11/01

Seasonal Overview

Comfort ZoneSpring55°70°2.0"Summer76°77°7.3"Fall53°70°4.0"Winter45°49°1.6"20°40°60°80°100°

National Comparison

Warmer than 77% of US counties
Wetter than 7% of US counties
More seasonal variation than 8% of US counties

7-Day Outlook

Forecast

Current Conditions

Air Quality

Safety

Weather Alerts

Climate Advisory: Jeff Davis County

Climate Verdict

Jeff Davis County has a warm, averaging 61.8°F year-round, arid conditions receiving just 14.9 inches of precipitation annually, significant summer heat with 66.625 days annually above 90°F, light snow averaging 3.9 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.

Seasonal Breakdown

Winters are mild, with January temperatures averaging 44.9°F. summers are warm — July averages 76.5°F. The 32°F seasonal variation provides noticeable but manageable change. January is typically the coldest month and June the warmest.

Outdoor & Gardening Guidance

The moderate temperatures support hiking, cycling, and camping comfortably in spring, summer, and fall.

Regional Context

Jeff Davis County is 3.6°F cooler than the Texas statewide average of 65.5°F, it is also noticeably drier, receiving 16.9 inches less precipitation than the state average, the county experiences 38.216873382675814 fewer extreme heat days than the state average.

Climate Profile

About Jeff Davis County Weather

High Altitude Coolness in West Texas

Jeff Davis County averages a mild 61.8°F, which is cooler than much of the state due to its high elevation. It is very dry, receiving only 14.9 inches of annual precipitation.

Notably Cooler and Drier Than Texas

At 61.8°F, the county is nearly four degrees cooler than the Texas state average of 65.5°F. Its 14.9 inches of rain is less than half of the statewide average of 31.9 inches.

A Mountainous Oasis in the Desert

Compared to its low-desert neighbors, Jeff Davis County gets more snow, averaging 3.9 inches annually. This precipitation and elevation create a unique climate compared to the surrounding arid plains.

Mild Summers and Crisp, Snowy Winters

The county enjoys relatively mild summers with only 67 days over 90°F and a July average of 76.5°F. Winter brings an average of 46.6°F and several inches of snowfall.

Dress in Layers for Elevation Changes

With 67 heat days and 3.9 inches of snow, residents need a versatile wardrobe for all conditions. High-altitude sun protection is a must, as is water conservation due to the low 14.9-inch annual rainfall.

Frequently Asked Questions

What is the average temperature in Jeff Davis County?
The average annual temperature in Jeff Davis County, TX is 61.8°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does Jeff Davis County get?
Jeff Davis County receives an average of 14.9 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 Jeff Davis County?
Yes, Jeff Davis County receives an average of 3.9 inches of snowfall per year according to NOAA climate normals.
How hot does Jeff Davis County get in summer?
The average summer temperature (June-August) in Jeff Davis County is 76.3°F. The county experiences an average of 67 days per year above 90°F.
How cold are winters in Jeff Davis County?
The average winter temperature (December-February) in Jeff Davis County is 46.6°F. January, typically the coldest month, averages 44.9°F.

Track your own weather in Jeff Davis County

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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.

By Evan Brooks, Data EditorUpdated Reviewed by Evan Brooks, Data Editor
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