485  
CDUS43 KDMX 200627  
CLIDSM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
127 AM CDT WED AUG 20 2025  
   
...............................
 
 
   
..THE DES MOINES IA CLIMATE SUMMARY FOR AUGUST 19 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 88 408 PM 101 1983 83 5 82  
MINIMUM 71 612 AM 49 1950 64 7 64  
AVERAGE 80 74 6 73  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.03 1979 0.14 -0.14 0.00  
MONTH TO DATE 1.79 2.57 -0.78 1.66  
SINCE JUN 1 16.82 11.65 5.17 14.78  
SINCE JAN 1 28.65 25.50 3.15 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 15 9 6 8  
MONTH TO DATE 217 189 28 178  
SINCE JUN 1 903 761 142 845  
SINCE JAN 1 957 844 113 942    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION N (350)  
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION N (350)  
AVERAGE WIND SPEED 3.7  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 500 AM  
LOWEST 57 400 PM  
AVERAGE 77  
   
......................................................
 
 
THE DES MOINES IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 100 1947  
1983  
MINIMUM TEMPERATURE (F) 64 40 1950  
 
SUNRISE AND SUNSET  
AUGUST 20 2025........SUNRISE 629 AM CDT SUNSET 806 PM CDT  
AUGUST 21 2025........SUNRISE 630 AM CDT SUNSET 805 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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