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Fort Bend County Climate

JanFebMarAprMayJunJulAugSepOctNovDec70.4°AVG °F

Avg Annual Temp

70.4°F

Annual Precip

51.1"

Annual Snowfall

0.0"

Extreme Heat Days

117

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Dry
Wet= snowfall
3.9"
3.1"
3.5"
4.0"
4.8"
5.0"
3.9"
5.0"
4.9"
5.0"
4.2"
3.8"
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Growing Season & Gardening

USDA Hardiness Zone

9b

Minimum winter temperature range for plant survival

Growing Degree Days

7,623

Excellent for heat-loving crops

Last spring frost (32°F): 02/09
First fall frost (32°F): 12/11

Seasonal Overview

Comfort ZoneSpring64°77°12.4"Summer82°85°13.9"Fall63°80°14.1"Winter54°58°10.8"20°40°60°80°100°

National Comparison

Warmer than 98% of US counties
Wetter than 79% of US counties
More seasonal variation than 7% of US counties

7-Day Outlook

Forecast

Current Conditions

Air Quality

Safety

Weather Alerts

Climate Advisory: Fort Bend County

Climate Verdict

Fort Bend County has a warm, averaging 70.4°F year-round, moderately wet with 51.1 inches of annual precipitation, significant summer heat with 116.83333333333333 days annually above 90°F, light snow averaging 0.0 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.

Seasonal Breakdown

Winters are mild, with January temperatures averaging 53.8°F. summers are hot, with July averaging 84.6°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

Fort Bend County is 4.9°F warmer than the Texas statewide average of 65.5°F, it is also noticeably wetter, receiving 19.3 inches more precipitation than the state average.

Climate Profile

About Fort Bend County Weather

Subtropical Coastal Heat

Fort Bend County is remarkably warm with an average annual temperature of 70.4°F, far exceeding the national median. This climate is defined by high humidity and heavy rainfall, common for the Gulf Coast region.

Wetter and Warmer than Texas

The county is significantly wetter than the Texas average, receiving 51.1 inches of rain compared to the state's 31.9-inch benchmark. Its average temperature of 70.4°F is also nearly 5 degrees warmer than the state average.

Sharing the Houston Humidity

Fort Bend mirrors the climate of neighboring Harris and Brazoria counties, characterized by lush vegetation and frequent rain. It is slightly more prone to heavy rain events than counties further inland to the west.

Intense Summers and Tropical Rains

The county endures 117 days per year where temperatures hit at least 90°F, often paired with high humidity. Snow is non-existent, and winters remain very mild with an average temperature of 55.8°F.

Focus on Moisture and Heat

Dehumidifiers and powerful cooling systems are essential for managing the 117 days of extreme heat and coastal humidity. High-quality rain gutters and drainage systems are necessary to handle the heavy 51.1-inch annual rainfall.

Frequently Asked Questions

What is the average temperature in Fort Bend County?
The average annual temperature in Fort Bend County, TX is 70.4°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does Fort Bend County get?
Fort Bend County receives an average of 51.1 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 Fort Bend County?
Yes, Fort Bend County receives an average of 0.0 inches of snowfall per year according to NOAA climate normals.
How hot does Fort Bend County get in summer?
The average summer temperature (June-August) in Fort Bend County is 83.9°F. The county experiences an average of 117 days per year above 90°F.
How cold are winters in Fort Bend County?
The average winter temperature (December-February) in Fort Bend County is 55.8°F. January, typically the coldest month, averages 53.8°F.

Track your own weather in Fort Bend 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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