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Wharton County Climate

JanFebMarAprMayJunJulAugSepOctNovDec70.3°AVG °F

Avg Annual Temp

70.3°F

Annual Precip

48.3"

Annual Snowfall

0.5"

Extreme Heat Days

117

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Dry
Wet= snowfall
3.3"
2.5"
3.1"
3.4"
4.5"
4.8"
4.1"
4.2"
5.3"
4.8"
4.7"
3.5"
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

7,590

Excellent for heat-loving crops

Last spring frost (32°F): 02/23
First fall frost (32°F): 12/08

Seasonal Overview

Comfort ZoneSpring64°77°11.0"Summer82°85°13.1"Fall63°81°14.8"Winter53°57°9.4"20°40°60°80°100°

National Comparison

Warmer than 97% of US counties
Wetter than 70% of US counties
More seasonal variation than 6% of US counties

7-Day Outlook

Forecast

Current Conditions

Air Quality

Safety

Weather Alerts

Climate Advisory: Wharton County

Climate Verdict

Wharton County has a warm, averaging 70.3°F year-round, moderately wet with 48.3 inches of annual precipitation, significant summer heat with 117.25 days annually above 90°F, light snow averaging 0.5 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.

Seasonal Breakdown

Winters are mild, with January temperatures averaging 53.4°F. summers are hot, with July averaging 84.1°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

Wharton County is 4.8°F warmer than the Texas statewide average of 65.5°F, it is also noticeably wetter, receiving 16.4 inches more precipitation than the state average.

Climate Profile

About Wharton County Weather

Subtropical Warmth and High Rainfall

Wharton County averages 70.3°F annually, nearly 15 degrees warmer than the national median. With 48.3 inches of rain, it is one of the wettest regions in the country.

Exceeding State Rainfall Norms

The county is warmer and wetter than the state average, significantly exceeding the 65.5°F and 31.9-inch Texas means. It receives over 16 inches more rain than the typical Texas county.

Lush Coastal Plain Climate

Wharton shares the humid characteristics of the Gulf Coast, seeing far more precipitation than the state average. This creates a much damper and greener environment than Central or West Texas.

Humid Summers and Balmy Winters

The region experiences 117 days of extreme heat annually, with July temperatures reaching 84.1°F. Winters are short and mild, averaging 55.4°F with only a trace of annual snowfall at 0.5 inches.

Moisture Control and Summer Cooling

Dehumidification is just as important as cooling for home comfort in this damp climate. With 48.3 inches of rain, residents should plan for frequent wet weather and prioritize flood-resistant landscaping.

Frequently Asked Questions

What is the average temperature in Wharton County?
The average annual temperature in Wharton County, TX is 70.3°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does Wharton County get?
Wharton County receives an average of 48.3 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 Wharton County?
Yes, Wharton County receives an average of 0.5 inches of snowfall per year according to NOAA climate normals.
How hot does Wharton County get in summer?
The average summer temperature (June-August) in Wharton County is 83.5°F. The county experiences an average of 117 days per year above 90°F.
How cold are winters in Wharton County?
The average winter temperature (December-February) in Wharton County is 55.4°F. January, typically the coldest month, averages 53.4°F.

Track your own weather in Wharton 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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