United States · 1991–2020 normal

Washington in
September.

Typical September weather in Washington: 27.3°C by day, 14.3°C at night, 92 mm of rain over 5 wet days. These are measured 1991–2020 station normals, not a forecast.

Typical high27.3°C
Typical low14.3°C
Rain92 mm
Wet days5

Comfort score 78 this month, the highest of the year. Daylight is calculated as 12 h 23 from latitude 38.66°.

The evidence behind this page

One month,
from the same station.

Place identity
GeoNames 4266586
NOAA station
USC00129253 · WASHINGTON 1 W
Station distance
2.5 km from the place centre
Coverage
Strong coverage · 27 usable years
Important limit
Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.