520  
CDUS43 KDMX 180631  
CLIMIW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
131 AM CDT MON SEP 18 2023  
   
...............................
 
 
   
..THE MARSHALLTOWN IA CLIMATE SUMMARY FOR SEPTEMBER 17 2023
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 9999 TO 9999  
 
WEATHER ITEM OBSERVED TIME NORMAL DEPARTURE LAST  
VALUE (LST) VALUE FROM YEAR  
NORMAL    
...................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 77 300 PM 75 2 74  
MINIMUM 47 620 AM 50 -3 62  
AVERAGE 62 63 -1 68  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.11 -0.11  
MONTH TO DATE 0.40 1.90 -1.50  
SINCE JAN 1 13.40 26.26 -12.86  
 
DEGREE DAYS  
HEATING  
YESTERDAY 3 5 -2 0  
MONTH TO DATE 21 51 -30 21  
SINCE SEP 1 21 51 -30 21  
SINCE JUL 1 30 75 -45 21  
 
COOLING  
YESTERDAY 0 2 -2 3  
MONTH TO DATE 74 51 23 73  
SINCE SEP 1 74 51 23 73  
SINCE JAN 1 857 698 159 881    
...................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION N (10)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION N (20)  
AVERAGE WIND SPEED 5.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 600 AM  
LOWEST 36 500 PM  
AVERAGE 66  
   
......................................................
 
 
THE MARSHALLTOWN IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 MM MM  
MINIMUM TEMPERATURE (F) 50 MM MM  
 
SUNRISE AND SUNSET  
SEPTEMBER 18 2023.....SUNRISE 655 AM CDT SUNSET 716 PM CDT  
SEPTEMBER 19 2023.....SUNRISE 656 AM CDT SUNSET 714 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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