812  
CDUS43 KDMX 190634  
CLIMIW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
134 AM CDT MON MAY 19 2025  
   
...............................
 
 
   
..THE MARSHALLTOWN IA CLIMATE SUMMARY FOR MAY 18 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 73 444 PM 72 1 88  
MINIMUM 35 211 AM 50 -15 61  
AVERAGE 54 61 -7 75  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.17 -0.17  
MONTH TO DATE 0.16 2.72 -2.56  
SINCE JAN 1 6.70 9.33 -2.63  
 
DEGREE DAYS  
HEATING  
YESTERDAY 11 6 5 0  
MONTH TO DATE 101 153 -52 77  
SINCE MAR 1 1233 1567 -334 1223  
SINCE JUL 1 6013 6916 -903 5490  
 
COOLING  
YESTERDAY 0 2 -2 10  
MONTH TO DATE 22 15 7 17  
SINCE MAR 1 24 20 4 21  
SINCE JAN 1 24 20 4 21    
...................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION E (80)  
AVERAGE WIND SPEED 9.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 200 AM  
LOWEST 24 400 PM  
AVERAGE 58  
   
......................................................
 
 
THE MARSHALLTOWN IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 72 MM MM  
MINIMUM TEMPERATURE (F) 50 MM MM  
 
SUNRISE AND SUNSET  
MAY 19 2025...........SUNRISE 547 AM CDT SUNSET 830 PM CDT  
MAY 20 2025...........SUNRISE 546 AM CDT SUNSET 831 PM CDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab IA Page Main Text Page