United States · 1991–2020 normal

Ketchikan in
September.

Typical September weather in Ketchikan: 15.2°C by day, 9.2°C at night, 466 mm of rain over 19.7 wet days. These are measured 1991–2020 station normals, not a forecast.

Typical high15.2°C
Typical low9.2°C
Rain466 mm
Wet days19.7

Comfort score 5 this month (July leads the year at 48). Daylight is calculated as 12 h 39 from latitude 55.34°. Open-water sea temperature is 12.2°C (15 km from the place centre).

The evidence behind this page

One month,
from the same station.

Place identity
GeoNames 5554428
NOAA station
USC00500657 · BEAVER FALLS
Station distance
3.6 km from the place centre
Coverage
Good coverage · 22 usable years
Important limit
Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.