089  
CDUS43 KLSX 190732  
CLICOU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE ST LOUIS MO  
130 AM CST WED DEC 19 2018  
 
   
...............................
 
 
   
..THE COLUMBIA ASOS CLIMATE SUMMARY FOR DECEMBER 18 2018
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1890 TO 2018  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 57 221 PM 71 1939 40 17 52  
MINIMUM 31 713 AM -8 1983 23 8 38  
1901  
AVERAGE 44 31 13 45  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 3.86 1895 0.08 -0.08 0.00  
MONTH TO DATE 1.30 1.53 -0.23 0.12  
SINCE DEC 1 1.30 1.53 -0.23 0.12  
SINCE JAN 1 31.78 41.71 -9.93 37.52  
 
SNOWFALL (IN)  
YESTERDAY 0.0 4.8 1945 0.1 -0.1 0.0  
MONTH TO DATE 0.4 2.2 -1.8 T  
SINCE DEC 1 0.4 2.2 -1.8 T  
SINCE JUL 1 5.0 3.1 1.9 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 21 34 -13 20  
MONTH TO DATE 504 559 -55 452  
SINCE DEC 1 504 559 -55 452  
SINCE JUL 1 1653 1544 109 1232  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 1950 1249 701 1401    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION S (160)  
AVERAGE WIND SPEED 8.4  
 
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 75  
LOWEST 35  
AVERAGE 55  
   
......................................................
 
 
 
THE COLUMBIA ASOS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 40 75 1889  
MINIMUM TEMPERATURE (F) 23 -16 1901  
 
 
SUNRISE AND SUNSET  
DECEMBER 19 2018......SUNRISE 723 AM CST SUNSET 450 PM CST  
DECEMBER 20 2018......SUNRISE 723 AM CST SUNSET 450 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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