603  
CDUS43 KDMX 042226  
CLIDSM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
526 PM CDT THU SEP 04 2025  
   
...............................
 
 
   
..THE DES MOINES IA CLIMATE SUMMARY FOR SEPTEMBER 4 2025
 
 
VALID TODAY AS OF 0520 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 72 359 PM 99 1913 81 -9 83  
MINIMUM 46 631 AM 40 1891 60 -14 57  
AVERAGE 59 70 -11 70  
 
PRECIPITATION (IN)  
TODAY 0.00 1.98 1994 0.11 -0.11 0.00  
MONTH TO DATE 0.50 0.46 0.04 0.00  
SINCE SEP 1 0.50 0.46 0.04 0.00  
SINCE JAN 1 29.32 27.56 1.76 29.33  
 
SNOWFALL (IN)  
TODAY 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  
TODAY 6 1 5 0  
MONTH TO DATE 8 4 4 0  
SINCE SEP 1 8 4 4 0  
SINCE JUL 1 16 9 7 0  
 
COOLING  
TODAY 0 6 -6 5  
MONTH TO DATE 6 24 -18 15  
SINCE SEP 1 6 24 -18 15  
SINCE JAN 1 1034 959 75 1095    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 7.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 500 AM  
LOWEST 41 300 PM  
AVERAGE 67  
   
......................................................
 
 
THE DES MOINES IA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 80 99 1899  
1913  
1925  
MINIMUM TEMPERATURE (F) 59 44 1889  
 
SUNRISE AND SUNSET  
SEPTEMBER 4 2025.....SUNRISE 644 AM CDT SUNSET 742 PM CDT  
SEPTEMBER 5 2025.....SUNRISE 645 AM CDT SUNSET 740 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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