461  
CDUS43 KDMX 212228  
CLIDSM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
528 PM CDT THU SEP 21 2023  
   
...............................
 
 
   
..THE DES MOINES IA CLIMATE SUMMARY FOR SEPTEMBER 21 2023
 
 
VALID TODAY AS OF 0520 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1878 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 82 235 PM 95 1937 75 7 78  
MINIMUM 57 624 AM 35 1918 53 4 57  
1995  
AVERAGE 70 64 6 68  
 
PRECIPITATION (IN)  
TODAY 0.00 1.59 1914 0.11 -0.11 0.01  
MONTH TO DATE 2.38 2.31 0.07 3.29  
SINCE SEP 1 2.38 2.31 0.07 3.29  
SINCE JAN 1 21.18 29.41 -8.23 24.41  
 
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 0 4 -4 0  
MONTH TO DATE 2 43 -41 9  
SINCE SEP 1 2 43 -41 9  
SINCE JUL 1 4 48 -44 9  
 
COOLING  
TODAY 5 3 2 3  
MONTH TO DATE 125 100 25 152  
SINCE SEP 1 125 100 25 152  
SINCE JAN 1 1194 1035 159 1312    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION E (70)  
AVERAGE WIND SPEED 6.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 400 AM  
LOWEST 42 300 PM  
AVERAGE 70  
   
......................................................
 
 
THE DES MOINES IA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 98 1937  
MINIMUM TEMPERATURE (F) 53 31 1995  
 
SUNRISE AND SUNSET  
SEPTEMBER 21 2023.....SUNRISE 701 AM CDT SUNSET 714 PM CDT  
SEPTEMBER 22 2023.....SUNRISE 702 AM CDT SUNSET 712 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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