What is the weather like in Dallas vs Washington in September?

In September, Dallas averages 33°C high / 22°C low with about 77 mm of rain; Washington averages 28°C high / 17°C low with about 108 mm.

Dallas vs Washington in September

Washington is the better pick in September — 80 vs 71 on SeasonMap's comfort score. Washington is hot, rainy, clean air, while Dallas is sweltering, a little rain.

Dallas vs Washington — September climate, side by side

	Dallas	Washington
Comfort score	71/100 (B)	80/100 (A)
Feels-like high	35°C	30°C
Avg high / low	33° / 22°	28° / 17°
Rainfall	77 mm	108 mm
Rainy days	5	8
Humidity	63%	74%
Air quality (AQI)	51	47

Monthly climate normals (ERA5 reanalysis). Comfort scores are SeasonMap estimates.

Dallas vs Washington in September — FAQ

Is September better in Dallas or Washington?: Washington is the better pick in September — 80 vs 71 on SeasonMap's comfort score. Washington is hot, rainy, clean air, while Dallas is sweltering, a little rain.
What is the weather like in Dallas vs Washington in September?: In September, Dallas averages 33°C high / 22°C low with about 77 mm of rain; Washington averages 28°C high / 17°C low with about 108 mm.