726  
CDUS43 KDMX 170636  
CLIMIW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
136 AM CDT SAT MAY 17 2025  
   
...............................
 
 
   
..THE MARSHALLTOWN IA CLIMATE SUMMARY FOR MAY 16 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 75 MM 71 4 73  
MINIMUM 48 MM 49 -1 55  
AVERAGE 62 60 2 64  
 
PRECIPITATION (IN)  
YESTERDAY 0.01 0.17 -0.16  
MONTH TO DATE 0.16 2.38 -2.22  
SINCE JAN 1 6.70 8.99 -2.29  
 
DEGREE DAYS  
HEATING  
YESTERDAY 3 6 -3 1  
MONTH TO DATE 77 141 -64 77  
SINCE MAR 1 1209 1555 -346 1223  
SINCE JUL 1 5989 6904 -915 5490  
 
COOLING  
YESTERDAY 0 2 -2 0  
MONTH TO DATE 22 11 11 5  
SINCE MAR 1 24 16 8 9  
SINCE JAN 1 24 16 8 9    
...................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 30 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 52 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 18.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 83 600 PM  
LOWEST 30 100 PM  
AVERAGE 57  
   
......................................................
 
 
THE MARSHALLTOWN IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 72 MM MM  
MINIMUM TEMPERATURE (F) 49 MM MM  
 
SUNRISE AND SUNSET  
MAY 17 2025...........SUNRISE 549 AM CDT SUNSET 828 PM CDT  
MAY 18 2025...........SUNRISE 548 AM CDT SUNSET 829 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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