137  
CDUS43 KDMX 200632  
CLIMIW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
127 AM CDT WED SEP 20 2017  
   
...............................
 
 
   
..THE MARSHALLTOWN IA CLIMATE SUMMARY FOR SEPTEMBER 19 2017
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 9999 TO 9999  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 81 332 PM MM MM 74 7 87  
MINIMUM 55 251 AM MM MM 49 6 57  
AVERAGE 68 61 7 72  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.13 -0.13  
MONTH TO DATE 0.79 2.22 -1.43  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 5 -5 0  
MONTH TO DATE 37 57 -20 7  
SINCE SEP 1 37 57 -20 7  
SINCE JUL 1 45 78 -33 12  
 
COOLING  
YESTERDAY 3 1 2 7  
MONTH TO DATE 52 51 1 77  
SINCE SEP 1 52 51 1 77  
SINCE JAN 1 702 707 -5 866    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION SE (130)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION E (110)  
AVERAGE WIND SPEED 12.0  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 1200 AM  
LOWEST 62 300 PM  
AVERAGE 81  
   
......................................................
 
 
 
THE MARSHALLTOWN IA CLIMATE NORMALS FOR TODAY  
NORMAL  
MAXIMUM TEMPERATURE (F) 73  
MINIMUM TEMPERATURE (F) 49  
 
 
SUNRISE AND SUNSET  
SEPTEMBER 20 2017.....SUNRISE 657 AM CDT SUNSET 712 PM CDT  
SEPTEMBER 21 2017.....SUNRISE 658 AM CDT SUNSET 710 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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