SXUS73 KDMX 010649 RERDSM RECORD EVENT REPORT NATIONAL WEATHER SERVICE DES MOINES IA 149 AM CDT SUN OCT 1 2023 ...RECORD HIGH TEMPERATURE TIED AT DES MOINES FOR SATURDAY SEPTEMBER 30... A DAILY RECORD HIGH TEMPERATURE OF 92 DEGREES WAS TIED AT DES MOINES, IOWA FOR SATURDAY SEPTEMBER 30. THIS TIES THE PREVIOUS RECORD OF 92 DEGREES WHICH OCCURRED IN 1952. && WEATHER RECORDS FOR THE DES MOINES AREA HAVE BEEN TAKEN FROM TWO GENERAL LOCATIONS. INITIAL RECORDS WERE STARTED AT THE POLK COUNTY COURTHOUSE. ON SEPTEMBER 1, 1939, OBSERVATIONS MOVED TO THE DES MOINES INTERNATIONAL AIRPORT AND HAVE REMAINED THERE UNTIL PRESENT. TEMPERATURE AND PRECIPITATION RECORDS DATE BACK TO AUGUST 1, 1878 WITH SNOWFALL DATING BACK TO DECEMBER 1, 1884. $$