116  
CDUS43 KLSX 180830  
CLICOU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE ST LOUIS MO  
230 AM CST MON DEC 18 2023  
   
...............................
 
 
   
..THE COLUMBIA ASOS CLIMATE SUMMARY FOR DECEMBER 17 2023
 
 
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)  
YESTERDAY  
MAXIMUM 51 340 PM 65 1939 43 8 30  
1941  
1962  
MINIMUM 37 1159 PM -5 1989 26 11 21  
AVERAGE 44 35 9 26  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.46 1924 0.07 -0.07 0.00  
MONTH TO DATE 1.76 1.15 0.61 1.18  
SINCE DEC 1 1.76 1.15 0.61 1.18  
SINCE JAN 1 33.48 40.49 -7.01 34.07  
 
SNOWFALL (IN)  
YESTERDAY 0.0 2.0 1924 0.1 -0.1 0.0  
1945  
MONTH TO DATE 0.0 1.7 -1.7 0.0  
SINCE DEC 1 0.0 1.7 -1.7 0.0  
SINCE JUL 1 T 2.5 -2.5 2.4  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 21 30 -9 39  
MONTH TO DATE 368 478 -110 429  
SINCE DEC 1 368 478 -110 429  
SINCE JUL 1 1177 1385 -208 1296  
 
COOLING  
YESTERDAY 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 16 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 9.6  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 1200 AM  
LOWEST 56 300 PM  
AVERAGE 76  
   
......................................................
 
 
THE COLUMBIA ASOS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 43 71 1939  
MINIMUM TEMPERATURE (F) 26 -8 1901  
1983  
 
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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