Avg. Humidity: 67%
Humidity & Mold in Texas
East Texas has severe humidity, with Houston averaging 90% RH on summer mornings. The Gulf Coast is especially vulnerable to flooding and post-storm mold; West Texas is drier but still faces condensation issues.
67%
Avg. Humidity
Humid subtropical (east) / Semi-arid (west)
Climate
High
Humidity Level
30.5M
Population
Top Moisture Issues in Texas
Pier-and-beam foundation moisture
Post-flood mold (Houston)
HVAC condensation
Attic mold
Expert Tips for Texas Homeowners
1
Whole-house dehumidifier in Houston area
2
Check pier-and-beam crawl spaces annually
3
Remove drywall 2 ft above flood water line
4
Use moisture barriers under slab foundations
5
Vent bathroom fans to outside, not attic
