010  
CDUS43 KLSX 232229  
CLISTL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE ST LOUIS MO  
429 PM CST SAT DEC 23 2023  
   
...............................  
 
   
..THE ST. LOUIS CLIMATE SUMMARY FOR DECEMBER 23 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 64 323 PM 74 1933 43 21 8  
MINIMUM 53 1247 AM -15 1989 27 26 -6  
AVERAGE 59 35 24 1  
 
PRECIPITATION (IN)  
TODAY T 1.84 1921 0.09 -0.09 T  
MONTH TO DATE 1.33 1.81 -0.48 1.60  
SINCE DEC 1 1.33 1.81 -0.48 1.60  
SINCE JAN 1 32.18 41.01 -8.83 48.58  
 
SNOWFALL (IN)  
TODAY 0.0 3.5 1907 0.1 -0.1 T  
MONTH TO DATE 0.0 2.1 -2.1 1.8  
SINCE DEC 1 0.0 2.1 -2.1 1.8  
SINCE JUL 1 0.0 3.0 -3.0 2.6  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 6 30 -24 64  
MONTH TO DATE 442 633 -191 653  
SINCE DEC 1 442 633 -191 653  
SINCE JUL 1 1094 1455 -361 1446  
 
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 10 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 7.0  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 600 AM  
LOWEST 60 400 PM  
AVERAGE 75  
   
......................................................  
 
THE ST. LOUIS CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 42 73 1889  
2021  
MINIMUM TEMPERATURE (F) 27 -12 1983  
 
SUNRISE AND SUNSET  
DECEMBER 23 2023......SUNRISE 717 AM CST SUNSET 444 PM CST  
DECEMBER 24 2023......SUNRISE 717 AM CST SUNSET 445 PM CST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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