216  
CDUS43 KLSX 220831  
CLISTL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE ST LOUIS MO  
231 AM CST SAT FEB 22 2025  
   
...............................  
 
   
..THE ST. LOUIS CLIMATE SUMMARY FOR FEBRUARY 21 2025  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1874 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 30 448 PM 79 1935 48 -18 73  
MINIMUM 4 455 AM -1 1885 29 -25 40  
AVERAGE 17 39 -22 57  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.68 1974 0.08 -0.08 0.00  
MONTH TO DATE 1.15 1.63 -0.48 0.40  
SINCE DEC 1 6.87 6.72 0.15 6.72  
SINCE JAN 1 3.99 4.22 -0.23 4.43  
 
SNOWFALL (IN)  
YESTERDAY 0.0 6.1 1912 0.2 -0.2 0.0  
MONTH TO DATE 4.1 3.3 0.8 3.4  
SINCE DEC 1 15.1 12.2 2.9 9.3  
SINCE JUL 1 18.3 13.1 5.2 9.3  
SNOW DEPTH 1  
 
DEGREE DAYS  
HEATING  
YESTERDAY 48 26 22 8  
MONTH TO DATE 726 618 108 410  
SINCE DEC 1 2579 2522 57 2041  
SINCE JUL 1 3113 3344 -231 2693  
 
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 10 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 3.1  
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 73 500 AM  
LOWEST 42 600 PM  
AVERAGE 58  
   
......................................................  
 
THE ST. LOUIS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 48 78 1995  
MINIMUM TEMPERATURE (F) 30 3 1963  
 
SUNRISE AND SUNSET  
FEBRUARY 22 2025......SUNRISE 643 AM CST SUNSET 547 PM CST  
FEBRUARY 23 2025......SUNRISE 642 AM CST SUNSET 548 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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