SXUS73 KFSD 030218 RERSUX RECORD EVENT REPORT NATIONAL WEATHER SERVICE SIOUX FALLS SD 918 PM CDT MON APR 2 2012 ...MARCH 2012 WARMEST ON RECORD IN SIOUX CITY IOWA... THE AVERAGE TEMPERATURE FOR MARCH 2012 IN SIOUX CITY IOWA WAS 53.2 DEGREES...AN INCREDIBLE 16.7 DEGREES ABOVE NORMAL. THIS IS THE WARMEST MARCH ON RECORD EASILY SURPASSING THE AVERAGE OF 50.6 DEGREES SET DURING 1910. THE AVERAGE MAXIMUM FOR THE MONTH WAS 67.8 DEGREES AND THE AVERAGE MINIMUM 38.6 DEGREES. SUB FREEZING TEMPERATURES WERE LIMITED TO THE FIRST HALF OF THE MONTH WITH A TOTAL OF TEN DAYS RECORDING MINIMUMS OF 32 DEGREES OR COLDER. THE LAST DAY OF A FREEZING TEMPERATURE OCCURRED ON THE 15TH WITH A MINIMUM OF 32 DEGREES. THERE WAS A TOTAL OF 1 DAY DURING THE MONTH OF 90 DEGREES OR MORE... 7 DAYS OF 80 DEGREES OR MORE AND 18 DAYS OF 70 DEGREES OR MORE. THE WARMEST TEMPERATURE OBSERVED FOR THE MONTH WAS 90 DEGREES ON THE 31ST. THE WARMEST MARCH DAY IN SIOUX CITY HISTORY OCCURRED ON THE 30TH IN 1968 AT 91 DEGREES. $$ SHEEHAN