640  
CDUS43 KLSX 292229  
CLISTL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE ST LOUIS MO  
429 PM CST FRI DEC 29 2023  
   
...............................
 
 
   
..THE ST. LOUIS CLIMATE SUMMARY FOR DECEMBER 29 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 39 250 PM 70 1984 41 -2 66  
MINIMUM 35 836 AM -15 1880 26 9 49  
AVERAGE 37 34 3 58  
 
PRECIPITATION (IN)  
TODAY 0.05 1.65 1990 0.09 -0.04 0.00  
MONTH TO DATE 2.29 2.32 -0.03 1.65  
SINCE DEC 1 2.29 2.32 -0.03 1.65  
SINCE JAN 1 33.14 41.52 -8.38 48.63  
 
SNOWFALL (IN)  
TODAY 0.1 1.7 2000 0.1 0.0 0.0  
MONTH TO DATE 0.5 2.9 -2.4 2.1  
SINCE DEC 1 0.5 2.9 -2.4 2.1  
SINCE JUL 1 0.5 3.8 -3.3 2.9  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 28 32 -4 7  
MONTH TO DATE 561 819 -258 860  
SINCE DEC 1 561 819 -258 860  
SINCE JUL 1 1213 1641 -428 1653  
 
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 16 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 10.9  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
LIGHT SNOW  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 1000 AM  
LOWEST 79 200 PM  
AVERAGE 84  
   
......................................................
 
 
THE ST. LOUIS CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 41 72 1965  
MINIMUM TEMPERATURE (F) 26 -5 1880  
 
SUNRISE AND SUNSET  
DECEMBER 29 2023......SUNRISE 719 AM CST SUNSET 448 PM CST  
DECEMBER 30 2023......SUNRISE 719 AM CST SUNSET 449 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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