101  
CDUS43 KLSX 312342  
CLICOU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE ST LOUIS MO  
540 PM CST MON DEC 31 2018  
 
   
...............................
 
 
   
..THE COLUMBIA ASOS CLIMATE SUMMARY FOR DECEMBER 31 2018
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 43 146 PM 72 1951 38 5 13  
MINIMUM 38 521 AM -12 1976 21 17 0  
AVERAGE 41 30 11 7  
 
PRECIPITATION (IN)  
TODAY 2.06R 1.68 1984 0.07 1.99 0.00  
MONTH TO DATE 4.30 2.44 1.86 0.23  
SINCE DEC 1 4.30 2.44 1.86 0.23  
SINCE JAN 1 34.78 42.62 -7.84 37.63  
 
SNOWFALL (IN)  
TODAY 0.0 2.7 1958 0.2 -0.2 0.0  
MONTH TO DATE 0.4 4.4 -4.0 1.2  
SINCE DEC 1 0.4 4.4 -4.0 1.2  
SINCE JUL 1 5.0 5.3 -0.3 1.2  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 24 35 -11 58  
MONTH TO DATE 852 1009 -157 964  
SINCE DEC 1 852 1010 -158 964  
SINCE JUL 1 2001 1995 6 1744  
 
COOLING  
TODAY 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 23 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 8.5  
 
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 200 AM  
LOWEST 85 1200 AM  
AVERAGE 93  
   
......................................................
 
 
 
THE COLUMBIA ASOS CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 38 69 1897  
MINIMUM TEMPERATURE (F) 21 -15 1974  
 
 
SUNRISE AND SUNSET  
DECEMBER 31 2018......SUNRISE 727 AM CST SUNSET 457 PM CST  
JANUARY 1 2019.......SUNRISE 727 AM CST SUNSET 458 PM CST  
 
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab MO Page
The Nexlab IL Page Main Text Page