Cold Canadian air settled over Minnesota on Saturday September 15th and produced some record cold minimum temperatures. The minimum temperature record for September 15th from 1964 at the Twin Cities International Airport was tied with a low of 36. Rochester had a low of 32 degrees and this broke the old record of 35 degrees set in 1964. The coldest temperature found in Minnesota was 18 degrees at Embarrass. Widespread frost was reported in many areas in central and southern Minnesota and effectively ended the growing season for tender plants.

Listed below are record event reports about the cold temperatures courtesy the National Weather Service.

RECORD EVENT REPORT NATIONAL WEATHER SERVICE CHANHASSEN MN
723 AM CDT SAT SEP 15 2007

...THE RECORD LOW TEMPERATURE WAS TIED IN MINNEAPOLIS/ST PAUL...
THE LOW TEMPERATURE SO FAR TODAY IN MINNEAPOLIS/ST PAUL HAS BEEN...
36 DEGREES.

THIS TIES RECORD LOW OF 36 DEGREES FOR THIS DATE...ORIGINALLY SET ON SEPTEMBER 15 1964.


RECORD EVENT REPORT NATIONAL WEATHER SERVICE CHANHASSEN MN
715 AM CDT SAT SEP 15 2007
...A NEW RECORD LOW TEMPERATURE WAS SET IN ST CLOUD MINNESOTA...

THE LOW TEMPERATURE SO FAR TODAY IN ST CLOUD HAS BEEN 27 DEGREES.
THE PREVIOUS RECORD LOW FOR THIS DATE WAS 33 DEGREES...ORIGINALLY 
SET ON SEPTEMBER 15 1964...THEN TIED IN 1984 AND 1993.

RECORD EVENT REPORT
NATIONAL WEATHER SERVICE LA CROSSE WI
820 AM CDT SAT SEP 15 2007
...DAILY RECORD LOW TEMPERATURE SET AT ROCHESTER MINNESOTA...

THE TEMPERATURES AT THE ROCHESTER INTERNATIONAL AIRPORT DROPPED TO 32 DEGREES 
AT 633 AM SATURDAY MORNING. 
THIS SETS A NEW RECORD LOW TEMPERATURE FOR THIS DATE...THE PREVIOUS RECORD WAS 
35 DEGREES WHICH HAD BEEN SET IN 1964.

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URL: http://climate.umn.edu/doc/journal/cold070915.htm
Last modified: September 18, 2007