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Coryell County Climate

JanFebMarAprMayJunJulAugSepOctNovDec66.0°AVG °F

Avg Annual Temp

66.0°F

Annual Precip

34.7"

Annual Snowfall

0.1"

Extreme Heat Days

99

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Dry
Wet= snowfall
2.2"
2.4"
3.2"
2.9"
4.4"
3.7"
2.1"
2.3"
2.8"
3.8"
2.5"
2.5"
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

6,356

Excellent for heat-loving crops

Last spring frost (32°F): 03/19
First fall frost (32°F): 11/18

Seasonal Overview

Comfort ZoneSpring58°73°10.4"Summer80°84°8.1"Fall57°77°9.1"Winter47°51°7.0"20°40°60°80°100°

National Comparison

Warmer than 90% of US counties
Wetter than 33% of US counties
More seasonal variation than 18% of US counties

7-Day Outlook

Forecast

Current Conditions

Air Quality

Safety

Weather Alerts

Climate Advisory: Coryell County

Climate Verdict

Coryell County has a warm, averaging 66.0°F year-round, moderate rainfall of 34.7 inches per year, significant summer heat with 99.4 days annually above 90°F, light snow averaging 0.1 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.

Seasonal Breakdown

Winters are mild, with January temperatures averaging 47.2°F. summers are hot, with July averaging 83.3°F. The 36°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

Coryell County closely matches the Texas statewide average temperature of 65.5°F, it is somewhat wetter than average for Texas.

Climate Profile

About Coryell County Weather

Warmer and More Humid than Most

Coryell County sits at a warm 66.0°F average annual temperature, far exceeding the U.S. median. This humid subtropical climate stays significantly warmer than typical American mainland counties.

Slightly Above the Texas Average

Its 66.0°F annual average places it slightly above the Texas state average of 65.5°F. It ranks among the warmer central counties in the state's vast landscape.

Wetter Conditions than Western Neighbors

With 34.7 inches of annual precipitation, Coryell is wetter than western neighbors like Crockett County. However, its 83.3°F July average matches the heat intensity found across the central corridor.

Long Summers with Minimal Snowfall

Summers are intense with 99 days exceeding 90°F and a July average of 83.3°F. Winter offers a mild reprieve with just 0.1 inches of snow and a 48.8°F seasonal average.

Prioritize Cooling and Light Winter Gear

Residents must prioritize high-efficiency cooling systems to handle nearly 100 days of extreme heat. Minimal winterizing is needed as snow is almost non-existent in this region.

Frequently Asked Questions

What is the average temperature in Coryell County?
The average annual temperature in Coryell County, TX is 66.0°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does Coryell County get?
Coryell County receives an average of 34.7 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 Coryell County?
Yes, Coryell County receives an average of 0.1 inches of snowfall per year according to NOAA climate normals.
How hot does Coryell County get in summer?
The average summer temperature (June-August) in Coryell County is 82.5°F. The county experiences an average of 99 days per year above 90°F.
How cold are winters in Coryell County?
The average winter temperature (December-February) in Coryell County is 48.8°F. January, typically the coldest month, averages 47.2°F.

Track your own weather in Coryell 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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