093  
CDUS43 KLSX 170847  
CLISTL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE ST LOUIS MO  
247 AM CST MON FEB 17 2025  
   
...............................
 
 
   
..THE ST. LOUIS CLIMATE SUMMARY FOR FEBRUARY 16 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 1257 AM 76 1911 46 -16 41  
MINIMUM 18 1159 PM -5 1958 28 -10 25  
AVERAGE 24 37 -13 33  
 
PRECIPITATION (IN)  
YESTERDAY 0.03 1.46 1889 0.08 -0.05 0.39  
MONTH TO DATE 0.97 1.22 -0.25 0.40  
SINCE DEC 1 6.69 6.31 0.38 6.72  
SINCE JAN 1 3.81 3.81 0.00 4.43  
 
SNOWFALL (IN)  
YESTERDAY 0.4 11.3 1910 0.2 0.2 3.4  
MONTH TO DATE 1.4 2.5 -1.1 3.4  
SINCE DEC 1 12.4 11.4 1.0 9.3  
SINCE JUL 1 15.6 12.3 3.3 9.3  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 41 28 13 32  
MONTH TO DATE 468 483 -15 289  
SINCE DEC 1 2321 2387 -66 1920  
SINCE JUL 1 2855 3209 -354 2572  
 
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 23 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 15.3  
 
SKY COVER  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
MIXED PRECIP  
LT FREEZING RAIN  
LIGHT SNOW  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 85 1200 AM  
LOWEST 54 1000 PM  
AVERAGE 70  
   
......................................................
 
 
THE ST. LOUIS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 46 77 1911  
MINIMUM TEMPERATURE (F) 28 -6 1903  
 
SUNRISE AND SUNSET  
FEBRUARY 17 2025......SUNRISE 650 AM CST SUNSET 542 PM CST  
FEBRUARY 18 2025......SUNRISE 648 AM CST SUNSET 543 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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