433  
CDUS43 KLSX 120733  
CLISTL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE ST LOUIS MO  
233 AM CDT THU OCT 12 2023  
   
...............................
 
 
   
..THE ST. LOUIS CLIMATE SUMMARY FOR OCTOBER 11 2023
 
 
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)  
YESTERDAY  
MAXIMUM 80 MM 94 1963 71 9 76  
MINIMUM 51 MM 30 1964 51 0 62  
AVERAGE 66 61 5 69  
 
PRECIPITATION (IN)  
YESTERDAY 0.06 2.01 1954 0.09 -0.03 0.19  
MONTH TO DATE 0.67 1.01 -0.34 0.19  
SINCE SEP 1 3.34 3.97 -0.63 1.92  
SINCE JAN 1 28.34 33.64 -5.30 41.04  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1909 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  
YESTERDAY 0 6 -6 0  
MONTH TO DATE 36 49 -13 38  
SINCE SEP 1 36 81 -45 67  
SINCE JUL 1 36 82 -46 67  
 
COOLING  
YESTERDAY 1 2 -1 4  
MONTH TO DATE 49 29 20 11  
SINCE SEP 1 333 241 92 242  
SINCE JAN 1 1903 1691 212 1936    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 7.6  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
RAIN  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 80 700 AM  
LOWEST 40 1200 PM  
AVERAGE 60  
   
......................................................
 
 
THE ST. LOUIS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 89 1879  
1890  
MINIMUM TEMPERATURE (F) 51 31 1987  
 
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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