604  
CDUS43 KLSX 122134  
CLISTL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE ST LOUIS MO  
434 PM CDT THU OCT 12 2023  
   
...............................
 
 
   
..THE ST. LOUIS CLIMATE SUMMARY FOR OCTOBER 12 2023
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1874 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 80 200 PM 89 1879 71 9 76  
1890  
MINIMUM 58 700 AM 31 1987 51 7 51  
AVERAGE 69 61 8 64  
 
PRECIPITATION (IN)  
TODAY 0.00 1.82 1929 0.10 -0.10 0.11  
MONTH TO DATE 0.67 1.11 -0.44 0.30  
SINCE SEP 1 3.34 4.07 -0.73 2.03  
SINCE JAN 1 28.34 33.74 -5.40 41.15  
 
SNOWFALL (IN)  
TODAY 0.0 0.0 2015 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE SEP 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 0 6 -6 1  
MONTH TO DATE 36 55 -19 39  
SINCE SEP 1 36 87 -51 68  
SINCE JUL 1 36 88 -52 68  
 
COOLING  
TODAY 4 2 2 0  
MONTH TO DATE 53 31 22 11  
SINCE SEP 1 337 243 94 242  
SINCE JAN 1 1907 1693 214 1936    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION SE (150)  
AVERAGE WIND SPEED 11.4  
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 700 AM  
LOWEST 39 100 PM  
AVERAGE 66  
   
......................................................
 
 
THE ST. LOUIS CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 90 1899  
MINIMUM TEMPERATURE (F) 50 33 1917  
1977  
1979  
 
SUNRISE AND SUNSET  
OCTOBER 12 2023.......SUNRISE 708 AM CDT SUNSET 628 PM CDT  
OCTOBER 13 2023.......SUNRISE 709 AM CDT SUNSET 626 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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