425  
CDUS43 KLSX 182316  
CLICOU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE ST LOUIS MO  
516 PM CST MON DEC 18 2023  
   
...............................  
 
   
..THE COLUMBIA ASOS CLIMATE SUMMARY FOR DECEMBER 18 2023  
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1890 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 37 231 PM 71 1939 43 -6 34  
MINIMUM 31 922 AM -8 1901 26 5 15  
1983  
AVERAGE 34 34 0 25  
 
PRECIPITATION (IN)  
TODAY 0.00 3.86 1895 0.06 -0.06 0.00  
MONTH TO DATE 1.76 1.21 0.55 1.18  
SINCE DEC 1 1.76 1.21 0.55 1.18  
SINCE JAN 1 33.48 40.55 -7.07 34.07  
 
SNOWFALL (IN)  
TODAY 0.0 4.8 1945 0.1 -0.1 0.0  
MONTH TO DATE 0.0 1.8 -1.8 0.0  
SINCE DEC 1 0.0 1.8 -1.8 0.0  
SINCE JUL 1 T 2.6 -2.6 2.4  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 31 31 0 40  
MONTH TO DATE 399 509 -110 469  
SINCE DEC 1 399 509 -110 469  
SINCE JUL 1 1208 1416 -208 1336  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 1604 1447 157 1728    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 15.2  
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 88 100 AM  
LOWEST 42 200 PM  
AVERAGE 65  
   
......................................................  
 
THE COLUMBIA ASOS CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 43 75 1889  
MINIMUM TEMPERATURE (F) 26 -16 1901  
 
SUNRISE AND SUNSET  
DECEMBER 18 2023......SUNRISE 722 AM CST SUNSET 449 PM CST  
DECEMBER 19 2023......SUNRISE 722 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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