Month-by-month travel weather
Dallas September weather
Dallas, United States · September
Warm days, gradually easier evenings
Early September can feel like summer; later evenings can start to ease.
September averages at a glance
Average low
around 21–23°C
Average high
around 32–35°C
Average precipitation
around 55–100 mm
Rainy days
about 4–7 days
What to wear in September in Dallas
Actual feel will change with wind and rain, but use the suggestions below to build a comfortable layered outfit.
- • Summer clothing + sun protection
- • Optional thin evening layer
Travel tips for visiting Dallas in September
- • If evenings feel nicer, shift walks later.
September weather in Dallas — FAQ
Q. Is September still extreme heat?
A. Often hot, but easing windows can appear later.
Explore Dallas
These pages are connected so you can compare conditions and decide for yourself.