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Tyler County Climate

JanFebMarAprMayJunJulAugSepOctNovDec67.2°AVG °F

Avg Annual Temp

67.2°F

Annual Precip

57.2"

Annual Snowfall

0.2"

Extreme Heat Days

98

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Dry
Wet= snowfall
4.9"
4.3"
4.4"
4.4"
4.5"
5.3"
4.1"
4.8"
4.8"
5.1"
5.2"
5.5"
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

6,611

Excellent for heat-loving crops

Last spring frost (32°F): 03/09
First fall frost (32°F): 11/22

Seasonal Overview

Comfort ZoneSpring60°74°13.3"Summer80°83°14.2"Fall59°78°15.1"Winter50°53°14.7"20°40°60°80°100°

National Comparison

Warmer than 93% of US counties
Wetter than 92% of US counties
More seasonal variation than 10% of US counties

7-Day Outlook

Forecast

Current Conditions

Air Quality

Safety

Weather Alerts

Climate Advisory: Tyler County

Climate Verdict

Tyler County has a warm, averaging 67.2°F year-round, very wet conditions receiving 57.2 inches of precipitation annually, significant summer heat with 97.75 days annually above 90°F, light snow averaging 0.2 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.

Seasonal Breakdown

Winters are mild, with January temperatures averaging 49.5°F. summers are hot, with July averaging 82.4°F. The 33°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

Tyler County closely matches the Texas statewide average temperature of 65.5°F, it is also noticeably wetter, receiving 25.3 inches more precipitation than the state average.

Climate Profile

About Tyler County Weather

A warm and humid humid-subtropical climate

Tyler County maintains an annual average temperature of 67.2°F, which is significantly warmer than the national median of approximately 53°F. Its humid-subtropical profile also includes a high annual precipitation of 57.2 inches, far outpacing the typical American county.

Wetter and warmer than the Texas average

The county's average temperature of 67.2°F sits nearly two degrees above the Texas state average of 65.5°F. Its rainfall is even more distinct, as the 57.2 inches of annual precipitation is nearly double the state average of 31.9 inches.

Deep East Texas moisture levels

While neighbors to the west see drier conditions, Tyler County is one of the wettest spots in the region with 57.2 inches of rain. Its July average of 82.4°F is typical for the Piney Woods, maintaining high humidity compared to the arid plains of West Texas.

Long summers and nearly nonexistent snow

Summer dominates the calendar with 98 days reaching 90°F or higher and a July average of 82.4°F. Winters are mild with a December through February average of 51.5°F and a negligible 0.2 inches of annual snowfall.

Prepare for humidity and high rainfall

Residents should prioritize high-capacity HVAC systems and dehumidifiers to handle the nearly 100 days of extreme heat. Given the 57.2 inches of annual rain, maintaining clear gutters and robust drainage systems is essential for local property owners.

Frequently Asked Questions

What is the average temperature in Tyler County?
The average annual temperature in Tyler County, TX is 67.2°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does Tyler County get?
Tyler County receives an average of 57.2 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 Tyler County?
Yes, Tyler County receives an average of 0.2 inches of snowfall per year according to NOAA climate normals.
How hot does Tyler County get in summer?
The average summer temperature (June-August) in Tyler County is 81.7°F. The county experiences an average of 98 days per year above 90°F.
How cold are winters in Tyler County?
The average winter temperature (December-February) in Tyler County is 51.5°F. January, typically the coldest month, averages 49.5°F.

Track your own weather in Tyler 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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