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Guadalupe County Climate

JanFebMarAprMayJunJulAugSepOctNovDec69.6°AVG °F

Avg Annual Temp

69.6°F

Annual Precip

32.6"

Annual Snowfall

0.0"

Extreme Heat Days

128

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Dry
Wet= snowfall
2.1"
1.8"
2.5"
2.3"
3.8"
3.4"
2.3"
2.4"
3.3"
3.7"
2.5"
2.5"
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Growing Season & Gardening

USDA Hardiness Zone

9a

Minimum winter temperature range for plant survival

Growing Degree Days

7,389

Excellent for heat-loving crops

Last spring frost (32°F): 03/01
First fall frost (32°F): 11/26

Seasonal Overview

Comfort ZoneSpring63°77°8.6"Summer82°85°8.1"Fall61°80°9.4"Winter52°56°6.5"20°40°60°80°100°

National Comparison

Warmer than 97% of US counties
Wetter than 30% of US counties
More seasonal variation than 9% of US counties

7-Day Outlook

Forecast

Current Conditions

Air Quality

Safety

Weather Alerts

Climate Advisory: Guadalupe County

Climate Verdict

Guadalupe County has a warm, averaging 69.6°F year-round, moderate rainfall of 32.6 inches per year, extreme heat exposure with 127.7 days per year above 90°F, virtually no measurable snowfall. This climate profile shapes everything from energy costs to outdoor recreation opportunities.

Seasonal Breakdown

Winters are mild, with January temperatures averaging 52.2°F. summers are hot, with July averaging 84.5°F. The 32°F seasonal variation provides noticeable but manageable change. 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

Guadalupe County is 4.1°F warmer than the Texas statewide average of 65.5°F, the county experiences 22.85812661732419 more extreme heat days than the state average.

Climate Profile

About Guadalupe County Weather

Among the hottest regions in the nation

Guadalupe County averages a warm 69.6°F annually, placing it well above the national median for temperature. This climate is defined by long, intense summers and very short, mild winters.

Hotter than the typical Texas county

At 69.6°F, the county's average temperature sits roughly four degrees higher than the Texas state average of 65.5°F. Its annual precipitation of 32.6 inches is almost perfectly in line with the state average of 31.9 inches.

Intense heat even by regional standards

The county experiences 128 extreme heat days per year, a higher frequency than many of its neighbors in Central Texas. While it shares a similar rainfall pattern with nearby areas, the 84.0°F summer average makes it a regional heat leader.

Extended summers and zero snowfall

Summer dominates the calendar with 128 days over 90°F and a July average of 84.5°F. Winter remains very warm by national standards, featuring a 52.2°F January average and no measurable annual snowfall.

Gear up for extreme summer heat

Residents must prepare for over four months of temperatures exceeding 90°F with high-efficiency cooling and hydration plans. Winter gear is rarely needed as snow is non-existent and the winter average stays a comfortable 53.9°F.

Frequently Asked Questions

What is the average temperature in Guadalupe County?
The average annual temperature in Guadalupe County, TX is 69.6°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does Guadalupe County get?
Guadalupe County receives an average of 32.6 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 Guadalupe County?
Guadalupe County receives little to no measurable snowfall in a typical year, based on NOAA 30-year climate normals.
How hot does Guadalupe County get in summer?
The average summer temperature (June-August) in Guadalupe County is 84.0°F. The county experiences an average of 128 days per year above 90°F.
How cold are winters in Guadalupe County?
The average winter temperature (December-February) in Guadalupe County is 53.9°F. January, typically the coldest month, averages 52.2°F.

Track your own weather in Guadalupe 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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