414  
CDUS43 KDMX 140630  
CLIMIW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
130 AM CDT SUN SEP 14 2025  
   
...............................
 
 
   
..THE MARSHALLTOWN IA CLIMATE SUMMARY FOR SEPTEMBER 13 2025
 
 
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 95 403 PM 76 19 79  
MINIMUM 67 602 AM 52 15 60  
AVERAGE 81 64 17 70  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.11 -0.11  
MONTH TO DATE 0.04 1.48 -1.44  
SINCE JAN 1 28.52 25.84 2.68  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 4 -4 0  
MONTH TO DATE 56 34 22 20  
SINCE SEP 1 56 34 22 20  
SINCE JUL 1 74 58 16 29  
 
COOLING  
YESTERDAY 16 3 13 5  
MONTH TO DATE 36 43 -7 25  
SINCE SEP 1 36 43 -7 25  
SINCE JAN 1 782 690 92 776    
...................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION S (200)  
AVERAGE WIND SPEED 7.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87 600 AM  
LOWEST 36 400 PM  
AVERAGE 62  
   
......................................................
 
 
THE MARSHALLTOWN IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 MM MM  
MINIMUM TEMPERATURE (F) 51 MM MM  
 
SUNRISE AND SUNSET  
SEPTEMBER 14 2025.....SUNRISE 651 AM CDT SUNSET 722 PM CDT  
SEPTEMBER 15 2025.....SUNRISE 652 AM CDT SUNSET 721 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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