585  
CDUS43 KLSX 252228  
CLISTL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE ST LOUIS MO  
528 PM CDT MON SEP 25 2023  
   
...............................
 
 
   
..THE ST. LOUIS CLIMATE SUMMARY FOR SEPTEMBER 25 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 89 245 PM 92 1881 78 11 81  
1900  
2017  
MINIMUM 67 620 AM 39 1942 57 10 60  
AVERAGE 78 68 10 71  
 
PRECIPITATION (IN)  
TODAY 0.00 1.36 1886 0.09 -0.09 0.00  
MONTH TO DATE 0.59 2.50 -1.91 1.73  
SINCE SEP 1 0.59 2.50 -1.91 1.73  
SINCE JAN 1 25.59 32.17 -6.58 40.85  
 
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 2 -2 0  
MONTH TO DATE 0 17 -17 6  
SINCE SEP 1 0 17 -17 6  
SINCE JUL 1 0 18 -18 6  
 
COOLING  
TODAY 13 5 8 6  
MONTH TO DATE 226 193 33 231  
SINCE SEP 1 226 193 33 231  
SINCE JAN 1 1796 1643 153 1925    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 4.3  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 81 500 AM  
LOWEST 30 200 PM  
AVERAGE 56  
   
......................................................
 
 
THE ST. LOUIS CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 77 94 1897  
MINIMUM TEMPERATURE (F) 57 35 1940  
 
SUNRISE AND SUNSET  
SEPTEMBER 25 2023.....SUNRISE 652 AM CDT SUNSET 654 PM CDT  
SEPTEMBER 26 2023.....SUNRISE 653 AM CDT SUNSET 652 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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