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Liberty County Climate

JanFebMarAprMayJunJulAugSepOctNovDec68.1°AVG °F

Avg Annual Temp

68.1°F

Annual Precip

61.0"

Annual Snowfall

0.1"

Extreme Heat Days

91

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Dry
Wet= snowfall
4.8"
4.0"
3.9"
4.3"
5.6"
6.1"
4.7"
5.6"
6.1"
6.1"
5.0"
4.8"
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

6,906

Excellent for heat-loving crops

Last spring frost (32°F): 02/21
First fall frost (32°F): 12/01

Seasonal Overview

Comfort ZoneSpring62°75°13.8"Summer81°83°16.4"Fall60°78°17.2"Winter52°55°13.6"20°40°60°80°100°

National Comparison

Warmer than 95% of US counties
Wetter than 96% of US counties
More seasonal variation than 8% of US counties

7-Day Outlook

Forecast

Current Conditions

Air Quality

Safety

Weather Alerts

Climate Advisory: Liberty County

Climate Verdict

Liberty County has a warm, averaging 68.1°F year-round, very wet conditions receiving 61.0 inches of precipitation annually, significant summer heat with 90.93333333333334 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 51.5°F. summers are hot, with July averaging 82.7°F. The 31°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

Liberty County closely matches the Texas statewide average temperature of 65.5°F, it is also noticeably wetter, receiving 29.2 inches more precipitation than the state average.

Climate Profile

About Liberty County Weather

A Very Warm and Rainy Region

Liberty County averages 68.1°F annually, making it significantly warmer than the national median. It is also one of the rainiest counties in the country, with 61.0 inches of annual precipitation.

Double the State's Average Rainfall

While Liberty's 68.1°F temperature is only slightly above the Texas average, its 61.0 inches of rain is nearly double the state average of 31.9 inches. This creates a lush but humid environment.

The Wettest Spot in the Region

Liberty County stands out from its neighbors with a staggering 61.0 inches of annual rainfall. Despite the rain, it still endures 91 days of extreme heat per year.

Mild Winters and Humid Summers

Summer temperatures average 82.1°F, but the high humidity makes the 91 extreme heat days feel much warmer. Winters are very gentle, with an average of 53.2°F and only trace snowfall of 0.1 inches.

Prioritizing Drainage and Humidity Control

The primary concern for residents is the 61.0 inches of annual rain, requiring advanced flood preparation and roofing. High-capacity air conditioning is necessary to manage both the 82.7°F July heat and persistent humidity.

Frequently Asked Questions

What is the average temperature in Liberty County?
The average annual temperature in Liberty County, TX is 68.1°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does Liberty County get?
Liberty County receives an average of 61.0 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 Liberty County?
Yes, Liberty County receives an average of 0.1 inches of snowfall per year according to NOAA climate normals.
How hot does Liberty County get in summer?
The average summer temperature (June-August) in Liberty County is 82.1°F. The county experiences an average of 91 days per year above 90°F.
How cold are winters in Liberty County?
The average winter temperature (December-February) in Liberty County is 53.2°F. January, typically the coldest month, averages 51.5°F.

Track your own weather in Liberty 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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