473  
CDUS43 KLSX 200730  
CLICOU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE ST LOUIS MO  
230 AM CDT MON MAY 20 2019  
 
   
...............................
 
 
   
..THE COLUMBIA ASOS CLIMATE SUMMARY FOR MAY 19 2019
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1890 TO 2019  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 73 229 PM 91 1998 75 -2 76  
1996  
MINIMUM 55 1159 PM 37 1925 54 1 60  
1894  
AVERAGE 64 65 -1 68  
 
PRECIPITATION (IN)  
YESTERDAY 0.05 2.00 2017 0.15 -0.10 0.29  
MONTH TO DATE 1.24 3.14 -1.90 1.20  
SINCE MAR 1 10.72 10.54 0.18 4.99  
SINCE JAN 1 14.69 14.71 -0.02 10.20  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 2015 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE MAR 1 2.6 1.9 0.7 0.9  
SINCE JUL 1 28.7 18.0 10.7 4.1  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 1 3 -2 0  
MONTH TO DATE 82 84 -2 0  
SINCE MAR 1 1022 1041 -19 1130  
SINCE JUL 1 5004 4987 17 4769  
 
COOLING  
YESTERDAY 0 3 -3 3  
MONTH TO DATE 45 34 11 143  
SINCE MAR 1 77 59 18 156  
SINCE JAN 1 77 59 18 156    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 11.5  
 
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97  
LOWEST 49  
AVERAGE 73  
   
......................................................
 
 
 
THE COLUMBIA ASOS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 92 1902  
MINIMUM TEMPERATURE (F) 55 36 1894  
 
 
SUNRISE AND SUNSET  
MAY 20 2019...........SUNRISE 553 AM CDT SUNSET 819 PM CDT  
MAY 21 2019...........SUNRISE 552 AM CDT SUNSET 819 PM CDT  
 
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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