United States · 1991–2020 normal
Collegeville in
September.
Typical September weather in Collegeville: 25.5°C by day, 11.4°C at night, 122 mm of rain over 7.1 wet days. These are measured 1991–2020 station normals, not a forecast.
Typical high25.5°C
Typical low11.4°C
Rain122 mm
Wet days7.1
Comfort score 73 this month (June leads the year at 73). Daylight is calculated as 12 h 24 from latitude 40.19°.
The evidence behind this page
One month,
from the same station.
- Place identity
- GeoNames 5184966
- NOAA station
- USC00363437 · GRATERFORD 1 E
- Station distance
- 5.4 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.
From evidence to a booked trip
Know the month.
Then plan the trip.
The climate answer for Collegeville is independent of commercial relationships. We are building a separately labelled route to approved flight, stay and activity partners; no private inventory or unapproved affiliate feed is used today.
How travel partnerships will work