United States · 1991–2020 normal
Philadelphia in
September.
Typical September weather in Philadelphia: 30.9°C by day, 17.8°C at night, 85 mm of rain over 4.9 wet days. These are measured 1991–2020 station normals, not a forecast.
Typical high30.9°C
Typical low17.8°C
Rain85 mm
Wet days4.9
Comfort score 63 this month (October leads the year at 77). Daylight is calculated as 12 h 20 from latitude 32.77°.
The evidence behind this page
One month,
from the same station.
- Place identity
- GeoNames 4440906
- NOAA station
- USC00226894 · PHILA 1 WSW
- Station distance
- 1.3 km from the place centre
- Coverage
- Strong coverage · 30 usable years
- Important limit
- Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.