536  
CDUS43 KLSX 190830  
CLISTL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE ST LOUIS MO  
230 AM CST SUN JAN 19 2020  
   
...............................
 
 
   
..THE ST. LOUIS CLIMATE SUMMARY FOR JANUARY 18 2020
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1874 TO 2020  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 51 717 AM 72 1880 40 11 37  
MINIMUM 23 1159 PM -19 1930 24 -1 34  
AVERAGE 37 32 5 36  
 
PRECIPITATION (IN)  
YESTERDAY 0.74 1.62 1949 0.08 0.66 0.19  
MONTH TO DATE 5.87 1.44 4.43 1.45  
SINCE DEC 1 7.73 4.28 3.45 5.43  
SINCE JAN 1 5.87 1.44 4.43 1.45  
 
SNOWFALL (IN)  
YESTERDAY 0.0 10.0 1892 0.1 -0.1 0.0  
MONTH TO DATE 2.5 3.2 -0.7 11.4  
SINCE DEC 1 7.6 7.6 -0.0 13.1  
SINCE JUL 1 9.1 8.3 0.8 18.3  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 28 33 -5 29  
MONTH TO DATE 452 602 -150 504  
SINCE DEC 1 1228 1541 -313 1302  
SINCE JUL 1 2195 2367 -172 2364  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 35 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 46 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 18.4  
 
SKY COVER  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 600 AM  
LOWEST 48 900 PM  
AVERAGE 71  
   
......................................................
 
 
THE ST. LOUIS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 40 75 1952  
MINIMUM TEMPERATURE (F) 24 -14 1940  
 
SUNRISE AND SUNSET  
JANUARY 19 2020.......SUNRISE 717 AM CST SUNSET 508 PM CST  
JANUARY 20 2020.......SUNRISE 716 AM CST SUNSET 509 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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