140 CDUS43 KDMX 170644 CLIDSM CLIMATE REPORT NATIONAL WEATHER SERVICE DES MOINES IA 144 AM CDT WED SEP 17 2025 ................................... ...THE DES MOINES IA CLIMATE SUMMARY FOR SEPTEMBER 16 2025... CLIMATE NORMAL PERIOD 1991 TO 2020 CLIMATE RECORD PERIOD 1878 TO 2025 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 90 231 PM 97 1931 77 13 87 MINIMUM 68 1146 PM 38 1984 55 13 67 AVERAGE 79 66 13 77 PRECIPITATION (IN) YESTERDAY T 4.87 1914 0.10 -0.10 0.00 MONTH TO DATE 0.50 1.77 -1.27 T SINCE SEP 1 0.50 1.77 -1.27 T SINCE JAN 1 29.32 28.87 0.45 29.33 SNOWFALL (IN) YESTERDAY 0.0 MM MM 0.0 0.0 0.0 MONTH TO DATE 0.0 0.0 0.0 0.0 SINCE SEP 1 0.0 0.0 0.0 0.0 SINCE JUL 1 0.0 0.0 0.0 0.0 SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 0 3 -3 0 MONTH TO DATE 29 26 3 4 SINCE SEP 1 29 26 3 4 SINCE JUL 1 37 31 6 4 COOLING YESTERDAY 14 4 10 12 MONTH TO DATE 99 83 16 96 SINCE SEP 1 99 83 16 96 SINCE JAN 1 1127 1018 109 1176 ................................................................... WIND (MPH) HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION NW (330) HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION NW (330) AVERAGE WIND SPEED 6.1 SKY COVER AVERAGE SKY COVER 0.7 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. THUNDERSTORM LIGHT RAIN HAZE RELATIVE HUMIDITY (PERCENT) HIGHEST 87 600 AM LOWEST 41 200 PM AVERAGE 64 .......................................................... THE DES MOINES IA CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 77 95 1925 MINIMUM TEMPERATURE (F) 55 37 1901 SUNRISE AND SUNSET SEPTEMBER 17 2025.....SUNRISE 657 AM CDT SUNSET 720 PM CDT SEPTEMBER 18 2025.....SUNRISE 658 AM CDT SUNSET 718 PM CDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$