254  
CDUS43 KDMX 160631  
CLIDSM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
131 AM CDT SAT AUG 16 2025  
   
...............................
 
 
   
..THE DES MOINES IA CLIMATE SUMMARY FOR AUGUST 15 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 91 439 PM 104 1988 84 7 87  
MINIMUM 71 616 AM 49 1929 65 6 71  
AVERAGE 81 74 7 79  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 3.43 1906 0.14 -0.14 0.10  
MONTH TO DATE 1.66 2.01 -0.35 1.66  
SINCE JUN 1 16.69 11.09 5.60 14.78  
SINCE JAN 1 28.52 24.94 3.58 28.09  
 
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 JUN 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 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 4 16 -12 1  
SINCE JUL 1 0 1 -1 0  
 
COOLING  
YESTERDAY 16 9 7 14  
MONTH TO DATE 147 153 -6 139  
SINCE JUN 1 833 725 108 806  
SINCE JAN 1 887 808 79 903    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION SE (140)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION SE (130)  
AVERAGE WIND SPEED 11.0  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 82 1100 PM  
LOWEST 56 200 PM  
AVERAGE 69  
   
......................................................
 
 
THE DES MOINES IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 108 1983  
MINIMUM TEMPERATURE (F) 65 52 1879  
1992  
 
SUNRISE AND SUNSET  
AUGUST 16 2025........SUNRISE 625 AM CDT SUNSET 812 PM CDT  
AUGUST 17 2025........SUNRISE 626 AM CDT SUNSET 811 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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