The high temperature at Duluth on March 1st was -2 degrees. This is the coldest high temperature on record for a March 1st. The old record was -1 in 1943. Also, this is the 2nd coldest high temperature on record for the month of March. The record coldest maximum temperature ever recorded at Duluth for the month of March was -4 degrees on the 23rd in 1974. At International Falls, the high temperature of -9 degrees on March 1st broke the record for the coldest high temperature for any day in March. The old record was -7 degrees set on the 23rd in 1974.