


Climatological Report (Daily)
Issued by NWS
Issued by NWS
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290 CDUS43 KDMX 270633 CLIMIW CLIMATE REPORT NATIONAL WEATHER SERVICE DES MOINES IA 133 AM CDT WED AUG 27 2025 ................................... ...THE MARSHALLTOWN IA CLIMATE SUMMARY FOR AUGUST 26 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 73 203 PM 80 -7 95 MINIMUM 44 446 AM 57 -13 74 AVERAGE 59 69 -10 85 PRECIPITATION (IN) YESTERDAY 0.00 0.12 -0.12 MONTH TO DATE 2.97 3.26 -0.29 SINCE JAN 1 28.45 23.74 4.71 DEGREE DAYS HEATING YESTERDAY 6 1 5 0 MONTH TO DATE 18 8 10 7 SINCE JUN 1 26 41 -15 10 SINCE JUL 1 18 15 3 9 COOLING YESTERDAY 0 5 -5 20 MONTH TO DATE 176 159 17 173 SINCE JUN 1 703 572 131 657 SINCE JAN 1 728 626 102 696 ....................................................... WIND (MPH) HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION N (350) HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION NE (30) AVERAGE WIND SPEED 3.2 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 100 100 AM LOWEST 43 400 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 27 2025........SUNRISE 632 AM CDT SUNSET 753 PM CDT AUGUST 28 2025........SUNRISE 633 AM CDT SUNSET 751 PM CDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$