United States · 1991–2020 normal
Waterloo in
September.
Typical September weather in Waterloo: 22.3°C by day, 11.2°C at night, 83 mm of rain over 10 wet days. These are measured 1991–2020 station normals, not a forecast.
Typical high22.3°C
Typical low11.2°C
Rain83 mm
Wet days10
Comfort score 74 this month (June leads the year at 81). Daylight is calculated as 12 h 26 from latitude 42.90°.
The evidence behind this page
One month,
from the same station.
- Place identity
- GeoNames 5143380
- NOAA station
- USC00303184 · GENEVA RSCH FARM
- Station distance
- 14 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.