626  
CDUS43 KLSX 190735  
CLIUIN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE ST LOUIS MO  
235 AM CDT WED AUG 19 2026  
   
...............................
 
 
   
..THE QUINCY IL CLIMATE SUMMARY FOR AUGUST 18 2026
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1901 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 82 430 PM 104 1936 85 -3 92  
MINIMUM 63 537 AM 50 2012 65 -2 72  
AVERAGE 73 74 -1 82  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.94 1906 0.13 -0.13 0.00  
MONTH TO DATE 2.24 2.18 0.06 1.19  
SINCE JUN 1 16.23 10.17 6.06 11.24  
SINCE JAN 1 31.32 24.33 6.99 21.22  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 0 14 -14 1  
SINCE JUL 1 0 1 -1 0  
 
COOLING  
YESTERDAY 8 10 -2 17  
MONTH TO DATE 206 188 18 203  
SINCE JUN 1 855 783 72 891  
SINCE JAN 1 1024 886 138 972    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 5.8  
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 200 AM  
LOWEST 65 400 PM  
AVERAGE 81  
   
......................................................
 
 
THE QUINCY IL CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 106 1936  
MINIMUM TEMPERATURE (F) 64 46 1950  
 
SUNRISE AND SUNSET  
AUGUST 19 2026........SUNRISE 620 AM CDT SUNSET 756 PM CDT  
AUGUST 20 2026........SUNRISE 621 AM CDT SUNSET 754 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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