258  
CDUS43 KDMX 080632  
CLIDSM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
132 AM CDT MON SEP 08 2025  
   
...............................  
 
   
..THE DES MOINES IA CLIMATE SUMMARY FOR SEPTEMBER 7 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 72 MM 101 1939 80 -8 74  
MINIMUM 43 MM 41 1986 59 -16 49  
AVERAGE 58 69 -11 62  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.57 2001 0.11 -0.11 0.00  
MONTH TO DATE 0.50 0.80 -0.30 T  
SINCE SEP 1 0.50 0.80 -0.30 T  
SINCE JAN 1 29.32 27.90 1.42 29.33  
 
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 SEP 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 7 1 6 3  
MONTH TO DATE 29 7 22 3  
SINCE SEP 1 29 7 22 3  
SINCE JUL 1 37 12 25 3  
 
COOLING  
YESTERDAY 0 6 -6 0  
MONTH TO DATE 6 42 -36 23  
SINCE SEP 1 6 42 -36 23  
SINCE JAN 1 1034 977 57 1103    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION SE (120)  
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM  
AVERAGE WIND SPEED 4.3  
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 400 AM  
LOWEST 36 200 PM  
AVERAGE 67  
   
......................................................  
 
THE DES MOINES IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 80 99 1947  
MINIMUM TEMPERATURE (F) 58 38 1883  
 
SUNRISE AND SUNSET  
SEPTEMBER 8 2025.....SUNRISE 648 AM CDT SUNSET 735 PM CDT  
SEPTEMBER 9 2025.....SUNRISE 649 AM CDT SUNSET 734 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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