089  
CDUS43 KLSX 210729  
CLISTL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE ST LOUIS MO  
128 AM CST MON JAN 21 2019  
 
   
...............................
 
 
   
..THE ST. LOUIS CLIMATE SUMMARY FOR JANUARY 20 2019
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1874 TO 2019  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 19 1200 PM 72 1906 40 -21 60  
MINIMUM 9 1136 PM -18 1985 24 -15 30  
AVERAGE 14 32 -18 45  
 
PRECIPITATION (IN)  
YESTERDAY 0.05 1.63 1894 0.08 -0.03 0.00  
MONTH TO DATE 1.74 1.59 0.15 0.46  
SINCE DEC 1 5.72 4.43 1.29 1.30  
SINCE JAN 1 1.74 1.59 0.15 0.46  
 
SNOWFALL (IN)  
YESTERDAY 0.7 5.7 2011 0.2 0.5 0.0  
MONTH TO DATE 12.1 3.6 8.5 1.2  
SINCE DEC 1 13.8 8.0 5.8 4.7  
SINCE JUL 1 19.0 8.7 10.3 4.7  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 51 33 18 20  
MONTH TO DATE 592 668 -76 836  
SINCE DEC 1 1390 1607 -217 1764  
SINCE JUL 1 2452 2433 19 2466  
 
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 21 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 8.8  
 
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT SNOW  
FOG  
HAZE  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 88 600 PM  
LOWEST 54 200 PM  
AVERAGE 71  
   
......................................................
 
 
 
THE ST. LOUIS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 40 75 1986  
MINIMUM TEMPERATURE (F) 24 -8 1970  
 
 
SUNRISE AND SUNSET  
JANUARY 21 2019.......SUNRISE 716 AM CST SUNSET 510 PM CST  
JANUARY 22 2019.......SUNRISE 715 AM CST SUNSET 512 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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