SXUS73 KDMX 150639 RERDSM RECORD EVENT REPORT NATIONAL WEATHER SERVICE DES MOINES IA 139 AM CDT WED APR 15 2026 ...RECORD HIGH TEMPERATURE TIED AT DES MOINES FOR TUESDAY APRIL 14... A DAILY RECORD HIGH TEMPERATURE OF 88 DEGREES WAS TIED AT DES MOINES, IOWA FOR TUESDAY APRIL 14. THIS TIES THE PREVIOUS RECORD OF 88 DEGREES WHICH OCCURRED IN 2024. && 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. $$