297  
CDUS43 KLSX 010726  
CLISTL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE ST LOUIS MO  
226 AM CDT SUN OCT 01 2023  
   
...............................
 
 
   
..THE ST. LOUIS CLIMATE SUMMARY FOR SEPTEMBER 30 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 90 328 PM 93 1952 76 14 74  
MINIMUM 68 626 AM 36 1949 55 13 47  
AVERAGE 79 66 13 61  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.35 1986 0.09 -0.09 0.00  
MONTH TO DATE 2.58 2.96 -0.38 1.73  
SINCE SEP 1 2.58 2.96 -0.38 1.73  
SINCE JAN 1 27.58 32.63 -5.05 40.85  
 
SNOWFALL (IN)  
YESTERDAY 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  
YESTERDAY 0 3 -3 4  
MONTH TO DATE 0 30 -30 29  
SINCE SEP 1 0 30 -30 29  
SINCE JUL 1 0 31 -31 29  
 
COOLING  
YESTERDAY 14 4 10 0  
MONTH TO DATE 284 212 72 231  
SINCE SEP 1 284 212 72 231  
SINCE JAN 1 1854 1662 192 1925    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION E (110)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION E (80)  
AVERAGE WIND SPEED 6.3  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 78 700 AM  
LOWEST 47 400 PM  
AVERAGE 63  
   
......................................................
 
 
THE ST. LOUIS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 94 2019  
MINIMUM TEMPERATURE (F) 55 36 1939  
1985  
 
SUNRISE AND SUNSET  
OCTOBER 1 2023.......SUNRISE 657 AM CDT SUNSET 644 PM CDT  
OCTOBER 2 2023.......SUNRISE 658 AM CDT SUNSET 643 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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