SXUS73 KDMX 112229 RERDSM RECORD EVENT REPORT NATIONAL WEATHER SERVICE DES MOINES IA 529 PM CDT FRI OCT 11 2024 ...RECORD HIGH TEMPERATURE TIED AT DES MOINES FOR FRIDAY OCTOBER 11... A DAILY RECORD HIGH TEMPERATURE OF 86 DEGREES WAS TIED AT DES MOINES, IOWA FOR FRIDAY OCTOBER 11. THIS TIES THE PREVIOUS RECORD OF 86 DEGREES WHICH OCCURRED IN 1962. && 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. $$