Average humidity in Houston (Texas)
- On average, September is the most humid.
- On average, March is the least humid month.
- The average annual percentage of humidity is: 75.0%
More climate information for Houston
Weather and Climate offers all the information you need to know about the climate in Houston.
We collected past weather data from many thousand weather stations around the world. So find on this website the historical weather averages in other cities in United States of America and climate and forecast data for all other countries in the world.