342  
CDUS43 KDMX 200629  
CLIMIW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
129 AM CDT TUE MAY 20 2025  
   
...............................  
 
   
..THE MARSHALLTOWN IA CLIMATE SUMMARY FOR MAY 19 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 64 238 PM 72 -8 78  
MINIMUM 48 918 AM 50 -2 52  
AVERAGE 56 61 -5 65  
 
PRECIPITATION (IN)  
YESTERDAY 1.01 0.17 0.84  
MONTH TO DATE 1.17 2.89 -1.72  
SINCE JAN 1 7.71 9.50 -1.79  
 
DEGREE DAYS  
HEATING  
YESTERDAY 9 6 3 0  
MONTH TO DATE 110 159 -49 77  
SINCE MAR 1 1242 1573 -331 1223  
SINCE JUL 1 6022 6922 -900 5490  
 
COOLING  
YESTERDAY 0 2 -2 0  
MONTH TO DATE 22 17 5 17  
SINCE MAR 1 24 22 2 21  
SINCE JAN 1 24 22 2 21    
...................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 36 HIGHEST WIND DIRECTION E (100)  
HIGHEST GUST SPEED 44 HIGHEST GUST DIRECTION E (110)  
AVERAGE WIND SPEED 23.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 800 PM  
LOWEST 49 1200 AM  
AVERAGE 73  
   
......................................................  
 
THE MARSHALLTOWN IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 MM MM  
MINIMUM TEMPERATURE (F) 51 MM MM  
 
SUNRISE AND SUNSET  
MAY 20 2025...........SUNRISE 546 AM CDT SUNSET 831 PM CDT  
MAY 21 2025...........SUNRISE 545 AM CDT SUNSET 832 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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