597  
CDUS43 KLSX 120730  
CLIUIN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE ST LOUIS MO  
230 AM CDT TUE MAY 12 2026  
   
...............................
 
 
   
..THE QUINCY IL CLIMATE SUMMARY FOR MAY 11 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 74 502 PM 92 2022 72 2 79  
MINIMUM 43 504 AM 31 1907 52 -9 48  
AVERAGE 59 62 -3 64  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.03 2002 0.14 -0.14 0.00  
MONTH TO DATE 0.28 1.55 -1.27 0.44  
SINCE MAR 1 11.50 7.82 3.68 6.62  
SINCE JAN 1 12.63 11.16 1.47 7.06  
 
DEGREE DAYS  
HEATING  
YESTERDAY 6 5 1 1  
MONTH TO DATE 105 68 37 52  
SINCE MAR 1 803 1149 -346 824  
SINCE JUL 1 4719 5411 -692 4730  
 
COOLING  
YESTERDAY 0 2 -2 0  
MONTH TO DATE 1 16 -15 2  
SINCE MAR 1 73 32 41 30  
SINCE JAN 1 73 32 41 30    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 6.0  
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 79 500 AM  
LOWEST 27 300 PM  
AVERAGE 53  
   
......................................................
 
 
THE QUINCY IL CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 72 93 1956  
MINIMUM TEMPERATURE (F) 53 35 1960  
 
SUNRISE AND SUNSET  
MAY 12 2026...........SUNRISE 552 AM CDT SUNSET 810 PM CDT  
MAY 13 2026...........SUNRISE 551 AM CDT SUNSET 811 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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