United States · 1991–2020 normal

Deerfield in
September.

Typical September weather in Deerfield: 24°C by day, 12.5°C at night, 84 mm of rain over 7.7 wet days. These are measured 1991–2020 station normals, not a forecast.

Typical high24°C
Typical low12.5°C
Rain84 mm
Wet days7.7

Comfort score 84 this month, the highest of the year. Daylight is calculated as 12 h 26 from latitude 42.17°. Open-water sea temperature is 20.0°C (19 km from the place centre).

The evidence behind this page

One month,
from the same station.

Place identity
GeoNames 4889668
NOAA station
USC00111497 · CHICAGO BOTANIC GARDEN
Station distance
6 km from the place centre
Coverage
Strong coverage · 28 usable years
Important limit
Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.