416  
CDUS43 KLSX 062227  
CLISTL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE ST LOUIS MO  
427 PM CST SAT DEC 06 2025  
   
...............................  
 
   
..THE ST. LOUIS CLIMATE SUMMARY FOR DECEMBER 6 2025  
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1874 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 47 158 PM 72 1980 47 0 41  
1998  
MINIMUM 29 735 AM 3 1977 31 -2 17  
AVERAGE 38 39 -1 29  
 
PRECIPITATION (IN)  
TODAY 0.00 1.59 1956 0.08 -0.08 0.00  
MONTH TO DATE 0.29 0.49 -0.20 0.03  
SINCE DEC 1 0.29 0.49 -0.20 0.03  
SINCE JAN 1 38.31 39.69 -1.38 47.96  
 
SNOWFALL (IN)  
TODAY 0.0 2.3 1950 0.0 0.0 0.0  
MONTH TO DATE 3.8 0.4 3.4 0.4  
SINCE DEC 1 3.8 0.4 3.4 0.4  
SINCE JUL 1 10.2 1.3 8.9 3.6  
SNOW DEPTH 1  
 
DEGREE DAYS  
HEATING  
TODAY 27 26 1 36  
MONTH TO DATE 225 151 74 208  
SINCE DEC 1 225 151 74 208  
SINCE JUL 1 887 973 -86 742  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 1904 1713 191 2057    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 5.1  
 
SKY COVER  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 700 AM  
LOWEST 60 100 PM  
AVERAGE 76  
   
......................................................  
 
THE ST. LOUIS CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 47 73 1966  
MINIMUM TEMPERATURE (F) 31 -6 1882  
 
SUNRISE AND SUNSET  
DECEMBER 6 2025......SUNRISE 706 AM CST SUNSET 440 PM CST  
DECEMBER 7 2025......SUNRISE 706 AM CST SUNSET 440 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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