062  
CDUS43 KDMX 210705  
CLIOTM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
204 AM CDT THU SEP 21 2017  
   
...............................
 
 
   
..THE OTTUMWA IA CLIMATE SUMMARY FOR SEPTEMBER 20 2017
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1920 TO 2017  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 89 305 PM 95 1940 74 15 87  
MINIMUM 71 611 AM 32 2006 51 20 55  
AVERAGE 80 63 17 71  
 
PRECIPITATION (IN)  
YESTERDAY 0.09 3.31 1965 0.13 -0.04 0.00  
MONTH TO DATE 1.28 2.64 -1.36 1.01  
SINCE SEP 1 1.28 2.64 -1.36 1.01  
SINCE JAN 1 17.12 29.34 -12.22 22.20  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 5 -5 0  
MONTH TO DATE 18 47 -29 4  
SINCE SEP 1 18 47 -29 4  
SINCE JUL 1 18 58 -40 11  
 
COOLING  
YESTERDAY 15 2 13 6  
MONTH TO DATE 96 78 18 114  
SINCE SEP 1 96 78 18 114  
SINCE JAN 1 1021 912 109 1013    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION S (190)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION S (190)  
AVERAGE WIND SPEED 9.5  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
RAIN  
LIGHT RAIN  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 84 400 AM  
LOWEST 55 100 PM  
AVERAGE 70  
   
......................................................
 
 
 
THE OTTUMWA IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 74 95 1940  
MINIMUM TEMPERATURE (F) 50 36 1999  
 
 
SUNRISE AND SUNSET  
SEPTEMBER 21 2017.....SUNRISE 657 AM CDT SUNSET 708 PM CDT  
SEPTEMBER 22 2017.....SUNRISE 658 AM CDT SUNSET 706 PM CDT  
 
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
SMALL  
 
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