897  
CDUS43 KDVN 170921  
CLIDVN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE QUAD CITIES IA IL  
421 AM CDT FRI SEP 17 2021  
   
...............................
 
 
   
..THE DAVENPORT IA CLIMATE SUMMARY FOR SEPTEMBER 16 2021
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
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 84 317 PM MM MM 76 8 86  
MINIMUM 53 1252 AM MM MM 53 0 54  
AVERAGE 69 65 4 70  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 MM MM 0.12 -0.12 0.00  
MONTH TO DATE 0.27 1.94 -1.67 7.88  
SINCE SEP 1 0.27 1.94 -1.67 7.88  
SINCE JAN 1 21.85 28.05 -6.20 30.93  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0  
MONTH TO DATE 0.0 0.0  
SINCE SEP 1 0.0 0.0  
SINCE JUL 1 0.0 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 3 -3 0  
MONTH TO DATE 1 31 -30 41  
SINCE SEP 1 1 31 -30 41  
SINCE JUL 1 1 43 -42 44  
 
COOLING  
YESTERDAY 4 3 1 5  
MONTH TO DATE 69 64 5 42  
SINCE SEP 1 69 64 5 42  
SINCE JAN 1 985 835 150 933    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 8.5  
 
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 80 100 AM  
LOWEST 36 300 PM  
AVERAGE 58  
   
......................................................
 
 
THE DAVENPORT IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 MM MM  
MINIMUM TEMPERATURE (F) 53 MM MM  
 
SUNRISE AND SUNSET  
SEPTEMBER 17 2021.....SUNRISE 645 AM CDT SUNSET 708 PM CDT  
SEPTEMBER 18 2021.....SUNRISE 646 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.  
 

 
 
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