255  
CDUS43 KDVN 212122  
CLIDVN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE QUAD CITIES IA IL  
420 PM CDT THU SEP 21 2017  
 
   
...............................
 
 
   
..THE DAVENPORT IA CLIMATE SUMMARY FOR SEPTEMBER 21 2017
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 83 152 PM MM MM 73 10 83  
MINIMUM 68 208 AM MM MM 49 19 68  
AVERAGE 76 61 15 76  
 
PRECIPITATION (IN)  
TODAY 0.43 MM MM 0.12 0.31 0.02  
MONTH TO DATE 3.84 2.09 1.75 2.34  
SINCE SEP 1 3.84 2.09 1.75 2.34  
SINCE JAN 1 31.27 27.91 3.36 34.82  
 
SNOWFALL (IN)  
TODAY 0.0 MM MM MM MM 0.0  
MONTH TO DATE T MM MM 0.0  
SINCE SEP 1 T MM MM 0.0  
SINCE JUL 1 T MM MM 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 0 5 -5 0  
MONTH TO DATE 46 58 -12 3  
SINCE SEP 1 46 58 -12 3  
SINCE JUL 1 58 72 -14 7  
 
COOLING  
TODAY 11 1 10 11  
MONTH TO DATE 65 59 6 133  
SINCE SEP 1 65 59 6 133  
SINCE JAN 1 686 763 -77 985    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 37 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 45 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 16.4  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 73 600 AM  
LOWEST 37 1100 AM  
AVERAGE 55  
   
......................................................
 
 
 
THE DAVENPORT IA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 MM MM  
MINIMUM TEMPERATURE (F) 49 MM MM  
 
 
SUNRISE AND SUNSET  
SEPTEMBER 21 2017.....SUNRISE 649 AM CDT SUNSET 701 PM CDT  
SEPTEMBER 22 2017.....SUNRISE 650 AM CDT SUNSET 659 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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