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Jim Wells County Climate

JanFebMarAprMayJunJulAugSepOctNovDec72.6°AVG °F

Avg Annual Temp

72.6°F

Annual Precip

27.9"

Annual Snowfall

0.3"

Extreme Heat Days

144

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Dry
Wet= snowfall
1.3"
1.3"
2.0"
1.4"
3.5"
2.9"
2.6"
2.6"
4.5"
2.4"
1.7"
1.6"
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Growing Season & Gardening

USDA Hardiness Zone

9b

Minimum winter temperature range for plant survival

Growing Degree Days

8,377

Excellent for heat-loving crops

Last spring frost (32°F): 01/31
First fall frost (32°F): 12/23

Seasonal Overview

Comfort ZoneSpring67°79°7.0"Summer84°86°8.0"Fall65°82°8.6"Winter57°61°4.3"20°40°60°80°100°

National Comparison

Warmer than 99% of US counties
Wetter than 24% of US counties
More seasonal variation than 4% of US counties

7-Day Outlook

Forecast

Current Conditions

Air Quality

Safety

Weather Alerts

Climate Advisory: Jim Wells County

Climate Verdict

Jim Wells County has a hot, with an average annual temperature of 72.6°F, moderate rainfall of 27.9 inches per year, extreme heat exposure with 143.53333333333333 days per year above 90°F, light snow averaging 0.3 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.

Seasonal Breakdown

Winters are exceptionally mild, with January averaging 56.6°F. summers are hot, with July averaging 85.3°F. The climate is remarkably stable year-round, with only a 29°F difference between January and July. 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

Jim Wells County is 7.2°F warmer than the Texas statewide average of 65.5°F, it is somewhat drier than average for Texas, the county experiences 38.69145995065752 more extreme heat days than the state average.

Climate Profile

About Jim Wells County Weather

Tropical heat far above national norms

With an annual average of 72.6°F, Jim Wells County is much warmer than the typical American county. It maintains a humid subtropical climate that stays consistently warm throughout all four seasons.

Consistently warmer than the Texas average

The county's 72.6°F average temperature outpaces the state average of 65.5°F by over 7 degrees. It ranks among the warmer South Texas counties, though it receives slightly more rain than its western neighbors.

Balancing humidity and heat

At 27.9 inches of annual rain, Jim Wells is wetter than Jim Hogg but remains slightly drier than Kenedy County. Its July average of 85.3°F is nearly identical to its regional peers.

Intense summers and frost-free winters

Residents face 144 days of extreme heat over 90°F annually, mostly concentrated in the 85.0°F summers. Snow is almost non-existent, with a yearly average of just 0.3 inches.

Prepare for heat and high humidity

Air conditioning maintenance is critical given the 144 days of extreme heat. Light, breathable clothing is the local standard since winter lows rarely dip below freezing for long.

Frequently Asked Questions

What is the average temperature in Jim Wells County?
The average annual temperature in Jim Wells County, TX is 72.6°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does Jim Wells County get?
Jim Wells County receives an average of 27.9 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 Jim Wells County?
Yes, Jim Wells County receives an average of 0.3 inches of snowfall per year according to NOAA climate normals.
How hot does Jim Wells County get in summer?
The average summer temperature (June-August) in Jim Wells County is 85.0°F. The county experiences an average of 144 days per year above 90°F.
How cold are winters in Jim Wells County?
The average winter temperature (December-February) in Jim Wells County is 58.7°F. January, typically the coldest month, averages 56.6°F.

Track your own weather in Jim Wells 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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