Month-by-month travel weather
Houston May weather
Houston, United States · May
Plan around storm timing
Humidity rises and heavy-rain events can affect travel—buffer time helps.
May averages at a glance
Average low
around 21–23°C
Average high
around 29–31°C
Average precipitation
around 95–160 mm
Rainy days
about 7–11 days
What to wear in May in Houston
Actual feel will change with wind and rain, but use the suggestions below to build a comfortable layered outfit.
- • Breathable clothing
- • Optional rain option
Travel tips for visiting Houston in May
- • If storms are forecast, add buffer time and keep an indoor backup.
May weather in Houston — FAQ
Q. Is May wet season?
A. Not a steady monsoon, but heavy rain events can be more likely.
Explore Houston
These pages are connected so you can compare conditions and decide for yourself.