United States · 1991–2020 normal

Roselle in
September.

Typical September weather in Roselle: 25.2°C by day, 9.9°C at night, 87 mm of rain over 6.2 wet days. These are measured 1991–2020 station normals, not a forecast.

Typical high25.2°C
Typical low9.9°C
Rain87 mm
Wet days6.2

Comfort score 77 this month, the highest of the year. Daylight is calculated as 12 h 26 from latitude 41.98°. Open-water sea temperature is 20.1°C (40 km from the place centre).

The evidence behind this page

One month,
from the same station.

Place identity
GeoNames 4908173
NOAA station
USC00118324 · STREAMWOOD
Station distance
9.3 km from the place centre
Coverage
Good coverage · 18 usable years
Important limit
Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.