162  
CDUS43 KDMX 170629  
CLIDSM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
129 AM CDT SUN SEP 17 2023  
   
...............................
 
 
   
..THE DES MOINES IA CLIMATE SUMMARY FOR SEPTEMBER 16 2023
 
 
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)  
YESTERDAY  
MAXIMUM 81 311 PM 97 1931 77 4 82  
MINIMUM 56 504 AM 38 1984 55 1 63  
AVERAGE 69 66 3 73  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 4.87 1914 0.10 -0.10 T  
MONTH TO DATE 0.89 1.77 -0.88 2.35  
SINCE SEP 1 0.89 1.77 -0.88 2.35  
SINCE JAN 1 19.69 28.87 -9.18 23.47  
 
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 0 3 -3 0  
MONTH TO DATE 1 26 -25 9  
SINCE SEP 1 1 26 -25 9  
SINCE JUL 1 3 31 -28 9  
 
COOLING  
YESTERDAY 4 4 0 8  
MONTH TO DATE 109 83 26 106  
SINCE SEP 1 109 83 26 106  
SINCE JAN 1 1178 1018 160 1266    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 5.2  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 300 AM  
LOWEST 31 400 PM  
AVERAGE 64  
   
......................................................
 
 
THE DES MOINES IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 77 95 1925  
MINIMUM TEMPERATURE (F) 55 37 1901  
 
SUNRISE AND SUNSET  
SEPTEMBER 17 2023.....SUNRISE 657 AM CDT SUNSET 721 PM CDT  
SEPTEMBER 18 2023.....SUNRISE 658 AM CDT SUNSET 719 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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