848  
CDUS43 KLSX 200828  
CLISTL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE ST LOUIS MO  
228 AM CST THU FEB 20 2025  
   
...............................
 
 
   
..THE ST. LOUIS CLIMATE SUMMARY FOR FEBRUARY 19 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 18 148 PM 77 2016 47 -29 59  
MINIMUM 6 623 AM -3 1936 29 -23 24  
AVERAGE 12 38 -26 42  
 
PRECIPITATION (IN)  
YESTERDAY 0.01 3.96 1882 0.09 -0.08 0.00  
MONTH TO DATE 1.15 1.47 -0.32 0.40  
SINCE DEC 1 6.87 6.56 0.31 6.72  
SINCE JAN 1 3.99 4.06 -0.07 4.43  
 
SNOWFALL (IN)  
YESTERDAY 0.1 9.3 1911 0.1 0.0 0.0  
MONTH TO DATE 4.1 2.9 1.2 3.4  
SINCE DEC 1 15.1 11.8 3.3 9.3  
SINCE JUL 1 18.3 12.7 5.6 9.3  
SNOW DEPTH 3  
 
DEGREE DAYS  
HEATING  
YESTERDAY 53 27 26 23  
MONTH TO DATE 622 565 57 386  
SINCE DEC 1 2475 2469 6 2017  
SINCE JUL 1 3009 3291 -282 2669  
 
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 20 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 12.1  
 
SKY COVER  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT SNOW  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 73 1200 AM  
LOWEST 44 300 PM  
AVERAGE 59  
   
......................................................
 
 
THE ST. LOUIS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 48 79 2017  
MINIMUM TEMPERATURE (F) 29 -4 1885  
 
SUNRISE AND SUNSET  
FEBRUARY 20 2025......SUNRISE 646 AM CST SUNSET 545 PM CST  
FEBRUARY 21 2025......SUNRISE 644 AM CST SUNSET 546 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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