900 CDUS43 KDMX 210637 CLIDSM CLIMATE REPORT NATIONAL WEATHER SERVICE DES MOINES IA 137 AM CDT SUN SEP 21 2025 ................................... ...THE DES MOINES IA CLIMATE SUMMARY FOR SEPTEMBER 20 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 73 415 PM 94 2022 76 -3 91 MINIMUM 58 1249 AM 33 1896 54 4 62 1991 AVERAGE 66 65 1 77 PRECIPITATION (IN) YESTERDAY 0.03 1.89 1894 0.10 -0.07 0.00 MONTH TO DATE 1.54 2.20 -0.66 T SINCE SEP 1 1.54 2.20 -0.66 T SINCE JAN 1 30.36 29.30 1.06 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 4 -4 0 MONTH TO DATE 29 39 -10 4 SINCE SEP 1 29 39 -10 4 SINCE JUL 1 37 44 -7 4 COOLING YESTERDAY 1 3 -2 12 MONTH TO DATE 118 97 21 150 SINCE SEP 1 118 97 21 150 SINCE JAN 1 1146 1032 114 1230 ................................................................... WIND (MPH) HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION S (180) HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION S (190) AVERAGE WIND SPEED 5.6 SKY COVER AVERAGE SKY COVER 0.8 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. LIGHT RAIN FOG RELATIVE HUMIDITY (PERCENT) HIGHEST 93 1100 AM LOWEST 66 300 PM AVERAGE 80 .......................................................... THE DES MOINES IA CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 75 95 1937 MINIMUM TEMPERATURE (F) 53 35 1918 1995 SUNRISE AND SUNSET SEPTEMBER 21 2025.....SUNRISE 701 AM CDT SUNSET 713 PM CDT SEPTEMBER 22 2025.....SUNRISE 702 AM CDT SUNSET 711 PM CDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$