490  
CDUS43 KDVN 101021  
CLIDVN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE QUAD CITIES IA IL  
421 AM CST THU DEC 10 2020  
   
...............................
 
 
   
..THE DAVENPORT IA CLIMATE SUMMARY FOR DECEMBER 9 2020
 
 
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 56 322 PM MM MM 35 21 46  
MINIMUM 28 1121 PM MM MM 19 9 13  
AVERAGE 42 27 15 30  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 MM MM 0.07 -0.07 0.03  
MONTH TO DATE T 0.63 -0.63 0.05  
SINCE DEC 1 T 0.63 -0.63 0.05  
SINCE JAN 1 36.05 34.93 1.12 43.29  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T  
MONTH TO DATE T 0.4  
SINCE DEC 1 T 0.4  
SINCE JUL 1 1.6 9.8  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 23 38 -15 35  
MONTH TO DATE 285 325 -40 270  
SINCE DEC 1 285 325 -40 270  
SINCE JUL 1 1492 1673 -181 1701  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 960 786 174 1027    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 5.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 85 300 AM  
LOWEST 45 200 PM  
AVERAGE 65  
   
......................................................
 
 
THE DAVENPORT IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 35 MM MM  
MINIMUM TEMPERATURE (F) 19 MM MM  
 
SUNRISE AND SUNSET  
DECEMBER 10 2020......SUNRISE 719 AM CST SUNSET 432 PM CST  
DECEMBER 11 2020......SUNRISE 719 AM CST SUNSET 432 PM CST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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