


Climatological Report (Daily)
Issued by NWS
Issued by NWS
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349 CDUS43 KDMX 280628 CLIMIW CLIMATE REPORT NATIONAL WEATHER SERVICE DES MOINES IA 128 AM CDT THU AUG 28 2025 ................................... ...THE MARSHALLTOWN IA CLIMATE SUMMARY FOR AUGUST 27 2025... CLIMATE NORMAL PERIOD 1991 TO 2020 CLIMATE RECORD PERIOD 9999 TO 9999 WEATHER ITEM OBSERVED TIME NORMAL DEPARTURE LAST VALUE (LST) VALUE FROM YEAR NORMAL ....................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 79 310 PM 80 -1 91 MINIMUM 51 148 AM 57 -6 71 AVERAGE 65 68 -3 81 PRECIPITATION (IN) YESTERDAY 0.02 0.12 -0.10 MONTH TO DATE 2.99 3.38 -0.39 SINCE JAN 1 28.47 23.86 4.61 DEGREE DAYS HEATING YESTERDAY 0 1 -1 0 MONTH TO DATE 18 9 9 7 SINCE JUN 1 26 42 -16 10 SINCE JUL 1 18 16 2 9 COOLING YESTERDAY 0 4 -4 16 MONTH TO DATE 176 163 13 189 SINCE JUN 1 703 576 127 673 SINCE JAN 1 728 630 98 712 ....................................................... WIND (MPH) HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SW (210) HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION S (200) AVERAGE WIND SPEED 6.7 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. LIGHT RAIN FOG RELATIVE HUMIDITY (PERCENT) HIGHEST 93 300 AM LOWEST 50 300 PM AVERAGE 72 .......................................................... THE MARSHALLTOWN IA CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 80 MM MM MINIMUM TEMPERATURE (F) 57 MM MM SUNRISE AND SUNSET AUGUST 28 2025........SUNRISE 633 AM CDT SUNSET 751 PM CDT AUGUST 29 2025........SUNRISE 634 AM CDT SUNSET 750 PM CDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$