006  
CDUS43 KLSX 150737  
CLISTL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE ST LOUIS MO  
237 AM CDT FRI SEP 15 2023  
   
...............................
 
 
   
..THE ST. LOUIS CLIMATE SUMMARY FOR SEPTEMBER 14 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 82 257 PM 101 1939 82 0 85  
MINIMUM 57 513 AM 46 1949 62 -5 56  
1974  
1996  
AVERAGE 70 72 -2 71  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 4.58 2008 0.11 -0.11 0.00  
MONTH TO DATE 0.23 1.48 -1.25 1.53  
SINCE SEP 1 0.23 1.48 -1.25 1.53  
SINCE JAN 1 25.23 31.15 -5.92 40.65  
 
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 1 -1 0  
MONTH TO DATE 0 2 -2 0  
SINCE SEP 1 0 2 -2 0  
SINCE JUL 1 0 3 -3 0  
 
COOLING  
YESTERDAY 5 7 -2 6  
MONTH TO DATE 135 128 7 111  
SINCE SEP 1 135 128 7 111  
SINCE JAN 1 1705 1578 127 1805    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NE (30)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION NE (30)  
AVERAGE WIND SPEED 5.1  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 70 700 AM  
LOWEST 30 500 PM  
AVERAGE 50  
   
......................................................
 
 
THE ST. LOUIS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 101 1939  
MINIMUM TEMPERATURE (F) 61 45 1961  
2007  
 
SUNRISE AND SUNSET  
SEPTEMBER 15 2023.....SUNRISE 643 AM CDT SUNSET 710 PM CDT  
SEPTEMBER 16 2023.....SUNRISE 644 AM CDT SUNSET 708 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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