March 16, 4 PM CDT Update: The Chicago temperature is at 81° for the third consecutive day.
March 16, 3 PM CDT Update: With a temperature of 80° at the current hour, Chicago has again broken the record with an unprecedented third consecutive 80° day. The previous record for March 16 was 78° in 1945.
March 16, 2 PM CDT Update: With a temperature of 79° at the current hour, Chicago is within striking distance of an unprecedented third consecutive 80° day.
March 16, AM Update: The National Weather Service has confirmed this morning the report published here last night and provided some additional background data:
THE HIGH TEMPERATURE AT CHICAGO-O'HARE CLIMBED TO 81 DEGREES ONOriginal post:
MARCH 14TH AND 15TH. THIS IS THE EARLIEST BACK TO BACK 80 DEGREE
DAYS TO HAVE EVER BEEN RECORDED IN CHICAGO. THE PREVIOUS RECORD
WAS SET JUST A COUPLE YEARS BACK ON APRIL 1ST AND 2ND 2010 WHEN
THE HIGH TEMPERATURES WERE 83 AND 81 RESPECTIVELY. PRIOR TO 2010
THE EARLIEST BACK TO BACK 80 DEGREE DAYS IN CHICAGO WERE APRIL 5TH
AND 6TH 1929.
After hitting 81° yesterday for the third-earliest 80°+ temperature at Chicago, the high reached 81° again today. This broke the old record for the date by the huge margin of 7°, and it was the first time in 142 years of climate history that 80°+ temperatures were recorded on consecutive days. Prior to this year, the only dates in March with record temperatures of 80° or higher were:
Day Temp/YearThe 82° at Rockford smashed the record for March 15 set in 1995 by 9°. Rockford climate history began in 1893.