270  
CDUS43 KLSX 122233  
CLIUIN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE ST LOUIS MO  
533 PM CDT WED AUG 12 2026  
   
...............................
 
 
   
..THE QUINCY IL CLIMATE SUMMARY FOR AUGUST 12 2026
 
 
VALID AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 81 359 PM 105 1936 85 -4 86  
MINIMUM 74 1019 AM 48 1979 65 9 69  
AVERAGE 78 75 3 78  
 
PRECIPITATION (IN)  
TODAY 0.23 1.98 1939 0.13 0.10 T  
MONTH TO DATE 0.76 1.41 -0.65 0.53  
SINCE JUN 1 14.75 9.40 5.35 10.58  
SINCE JAN 1 29.84 23.56 6.28 20.56  
 
DEGREE DAYS  
HEATING  
TODAY 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  
TODAY 13 10 3 13  
MONTH TO DATE 134 128 6 111  
SINCE JUN 1 783 723 60 799  
SINCE JAN 1 952 826 126 880    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION N (360)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION N (360)  
AVERAGE WIND SPEED 8.9  
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 1000 AM  
LOWEST 74 700 AM  
AVERAGE 86  
   
......................................................
 
 
THE QUINCY IL CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 105 1936  
MINIMUM TEMPERATURE (F) 65 44 1964  
 
SUNRISE AND SUNSET  
AUGUST 12 2026........SUNRISE 614 AM CDT SUNSET 805 PM CDT  
AUGUST 13 2026........SUNRISE 615 AM CDT SUNSET 804 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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