421  
CDUS43 KLSX 132227  
CLISTL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE ST LOUIS MO  
427 PM CST WED DEC 13 2023  
   
...............................  
 
   
..THE ST. LOUIS CLIMATE SUMMARY FOR DECEMBER 13 2023  
 
VALID TODAY AS OF 0400 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 52 317 PM 73 1948 45 7 54  
MINIMUM 34 444 AM 1 1903 29 5 36  
AVERAGE 43 37 6 45  
 
PRECIPITATION (IN)  
TODAY 0.00 2.40 1901 0.08 -0.08 0.77  
MONTH TO DATE 0.82 1.03 -0.21 1.02  
SINCE DEC 1 0.82 1.03 -0.21 1.02  
SINCE JAN 1 31.67 40.23 -8.56 48.00  
 
SNOWFALL (IN)  
TODAY 0.0 7.6 2000 0.1 -0.1 0.0  
MONTH TO DATE 0.0 1.0 -1.0 0.0  
SINCE DEC 1 0.0 1.0 -1.0 0.0  
SINCE JUL 1 0.0 1.9 -1.9 0.8  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 22 28 -6 20  
MONTH TO DATE 249 341 -92 293  
SINCE DEC 1 249 341 -92 293  
SINCE JUL 1 901 1163 -262 1086  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 1942 1713 229 1977    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION SE (140)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION SE (140)  
AVERAGE WIND SPEED 5.3  
 
SKY COVER  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 54 600 AM  
LOWEST 32 300 PM  
AVERAGE 43  
   
......................................................  
 
THE ST. LOUIS CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 45 70 1975  
MINIMUM TEMPERATURE (F) 29 -2 1901  
 
SUNRISE AND SUNSET  
DECEMBER 13 2023......SUNRISE 711 AM CST SUNSET 440 PM CST  
DECEMBER 14 2023......SUNRISE 712 AM CST SUNSET 441 PM CST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.
The Nexlab MO Page
The Nexlab IL Page
Main Text Page