903  
CDUS43 KLSX 202228  
CLISTL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE ST LOUIS MO  
528 PM CDT FRI OCT 20 2023  
   
...............................
 
 
   
..THE ST. LOUIS CLIMATE SUMMARY FOR OCTOBER 20 2023
 
 
VALID AS OF 0500 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 73 327 PM 88 1947 68 5 74  
2003  
MINIMUM 50 545 AM 26 1930 48 2 38  
AVERAGE 62 58 4 56  
 
PRECIPITATION (IN)  
TODAY 0.00 2.08 1983 0.11 -0.11 0.00  
MONTH TO DATE 0.82 1.94 -1.12 0.30  
SINCE SEP 1 3.49 4.90 -1.41 2.03  
SINCE JAN 1 28.49 34.57 -6.08 41.15  
 
SNOWFALL (IN)  
TODAY 0.0 0.1 1916 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 3 8 -5 9  
MONTH TO DATE 84 112 -28 144  
SINCE SEP 1 84 144 -60 173  
SINCE JUL 1 84 145 -61 173  
 
COOLING  
TODAY 0 1 -1 0  
MONTH TO DATE 53 40 13 11  
SINCE SEP 1 337 252 85 242  
SINCE JAN 1 1907 1702 205 1936    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 8.3  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 500 AM  
LOWEST 38 400 PM  
AVERAGE 62  
   
......................................................
 
 
THE ST. LOUIS CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 67 88 1947  
1979  
MINIMUM TEMPERATURE (F) 47 28 1952  
 
SUNRISE AND SUNSET  
OCTOBER 20 2023.......SUNRISE 716 AM CDT SUNSET 616 PM CDT  
OCTOBER 21 2023.......SUNRISE 717 AM CDT SUNSET 615 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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