When is the Normal Autumn First Freeze?

first fall frost/freeze date

 

First Fall Freeze

First Fall Freeze (shaded)

First Fall Freeze

First Fall Freeze

First Fall Hard Freeze

First Fall Hard Freeze (shaded)

First Fall Hard Freeze

First Fall Hard Freeze

Images courtesy of the Midwest Regional Climate Center

 


 

Chicago:

First Freeze of the Season  (32° or Lower)

Average Date: October 12
Earliest Date: September 22, 1995 (32°)
Latest Date: November 24, 1931 (30°)
Last Year:  October 8 (32°)

 

First Hard Freeze (28° or Lower)

Average Date: October 28
Earliest Date: October 2, 1974 (28°)
Latest Date: December 3, 1899 (27°)
Last Year:  November 13 (24°)

 

Average based on 1981-2010 data.


 

Rockford:

First Freeze of the Season  (32° or Lower)

Average Date: October 7
Earliest Date: September 13, 1975 (32°)
Latest Date: November 4, 1973 (31°)
Last Year:  September 24 (31°)

 

First Hard Freeze (28° or Lower)

Average Date: October 17
Earliest Date: October 2, 1974 (28°)
Latest Date: December 3, 1899 (27°)
Last Year:  October 27 (28°)

 

Average based on 1981-2010 data.


 

Additional Freeze/Frost Reference Info:



Return to Latest News

USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.