319  
CDUS43 KLSX 220745  
CLISTL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE ST LOUIS MO  
245 AM CDT WED MAY 22 2013  
 
   
...............................
 
 
   
..THE ST. LOUIS CLIMATE SUMMARY FOR MAY 21 2013
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1874 TO 2013  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 82 204 PM 93 1941 78 4 73  
MINIMUM 65 539 AM 38 1883 59 6 58  
AVERAGE 74 68 6 66  
 
PRECIPITATION (IN)  
YESTERDAY 0.01 2.00 1957 0.16 -0.15 0.00  
MONTH TO DATE 4.19 3.11 1.08 1.60  
SINCE MAR 1 14.81 10.12 4.69 12.23  
SINCE JAN 1 21.20 14.76 6.44 16.58  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 2012 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE MAR 1 14.3 2.7 11.6 T  
SINCE JUL 1 27.9 17.7 10.2 6.3  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 2 -2 0  
MONTH TO DATE 87 64 23 4  
SINCE MAR 1 1155 922 233 389  
SINCE JUL 1 4472 4520 -48 3291  
 
COOLING  
YESTERDAY 9 5 4 1  
MONTH TO DATE 109 69 40 145  
SINCE MAR 1 143 115 28 282  
SINCE JAN 1 143 115 28 282    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 9.8  
 
 
SKY COVER  
AVERAGE SKY COVER 0.8  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
LIGHT RAIN  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 400 AM  
LOWEST 51 200 PM  
AVERAGE 72  
   
......................................................
 
 
 
THE ST. LOUIS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 78 94 1925  
MINIMUM TEMPERATURE (F) 59 37 1883  
 
 
SUNRISE AND SUNSET  
MAY 22 2013...........SUNRISE 544 AM CDT SUNSET 813 PM CDT  
MAY 23 2013...........SUNRISE 543 AM CDT SUNSET 814 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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