National Weather Service United States Department of Commerce

Coldest December-March Period in Chicago History

 

CHICAGO:

THE IMPRESSIVE COLD THIS PAST WINTER CONTINUED DURING
MARCH...WITH A MONTHLY AVERAGE TEMPERATURE OF ONLY 31.7 DEGREES
FOR THE MONTH. THIS RANKS AS THE 19TH COLDEST MARCH ON RECORD IN
CHICAGO. HOWEVER...OF EVEN MORE INTEREST IS THE FACT THAT WITH THE
ABNORMALLY COLD MARCH ACROSS THE AREA...THIS MADE THE AVERAGE
TEMPERATURE FOR THE DECEMBER THROUGH MARCH PERIOD IN CHICAGO 22.0
DEGREES...WHICH IS THE COLDEST SUCH PERIOD ON RECORD FOR CHICAGO
DATING BACK TO 1872!

HERE IS A LIST OF THIS YEARS DECEMBER THROUGH MARCH AVERAGE
TEMPERATURE RELATED TO THE OTHER COLDEST SUCH PERIODS ON RECORD
IN CHICAGO:

RANK                 AVERAGE                YEAR
                   DEC-MAR TEMP
--------------------------------------------------
1.                     22.0                2013-14
2.                     22.3                1903-04
3.                     22.5                1977-78
                       22.5                1892-93
5.                     22.7                1978-79


ROCKFORD:

UNSEASONABLY COLD CONDITIONS ALSO OCCURRED IN ROCKFORD IN MARCH.
THE AVERAGE MONTHLY TEMPERATURE WAS 29.6 DEGREES...WHICH WAS THE
12TH COLDEST MARCH ON RECORD. THE DECEMBER THROUGH MARCH AVERAGE
TEMPERATURE FOR ROCKFORD WAS 18.4 DEGREES. THIS RANKS AS THE 2ND
COLDEST SUCH PERIOD ON RECORD IN ROCKFORD DATING BACK TO 1906!

HERE IS A LIST OF THIS YEARS DECEMBER THROUGH MARCH AVERAGE
TEMPERATURE RELATED TO THE OTHER COLDEST SUCH PERIODS ON RECORD
IN ROCKFORD:

RANK               AVERAGE                YEAR
                 DEC-MAR TEMP
------------------------------------------------
1.                    18.2               1977-78
2.                    18.4               2013-14
3.                    18.5               1978-79
4.                    19.1               1911-12
5.                    21.0               1981-82

 


 

March Monthly Climate Reports: Chicago | Rockford

March Climate Summary