802  
CDUS43 KDMX 240635  
CLIMIW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
135 AM CDT SUN AUG 24 2025  
   
...............................
 
 
   
..THE MARSHALLTOWN IA CLIMATE SUMMARY FOR AUGUST 23 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 73 409 PM 80 -7 82  
MINIMUM 56 1159 PM 58 -2 53  
AVERAGE 65 69 -4 68  
 
PRECIPITATION (IN)  
YESTERDAY T 0.14 -0.14  
MONTH TO DATE 2.97 2.90 0.07  
SINCE JAN 1 28.45 23.38 5.07  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 1 5 -4 7  
SINCE JUN 1 9 38 -29 10  
SINCE JUL 1 1 12 -11 9  
 
COOLING  
YESTERDAY 0 5 -5 3  
MONTH TO DATE 176 144 32 127  
SINCE JUN 1 703 557 146 611  
SINCE JAN 1 728 611 117 650    
...................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 10.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 100 AM  
LOWEST 51 400 PM  
AVERAGE 76  
   
......................................................
 
 
THE MARSHALLTOWN IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 80 MM MM  
MINIMUM TEMPERATURE (F) 58 MM MM  
 
SUNRISE AND SUNSET  
AUGUST 24 2025........SUNRISE 629 AM CDT SUNSET 758 PM CDT  
AUGUST 25 2025........SUNRISE 630 AM CDT SUNSET 756 PM CDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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