790  
CDUS43 KLSX 162135  
CLISTL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE ST LOUIS MO  
435 PM CDT WED APR 16 2025  
   
...............................  
 
   
..THE ST. LOUIS CLIMATE SUMMARY FOR APRIL 16 2025  
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 74 229 PM 90 2002 68 6 86  
MINIMUM 41 533 AM 25 1875 47 -6 68  
AVERAGE 58 58 0 77  
 
PRECIPITATION (IN)  
TODAY 0.00 1.36 1922 0.17 -0.17 T  
MONTH TO DATE 5.36 2.35 3.01 4.33  
SINCE MAR 1 8.27 5.85 2.42 6.49  
SINCE JAN 1 12.26 10.67 1.59 10.92  
 
SNOWFALL (IN)  
TODAY 0.0 T 2001 0.0 0.0 0.0  
2018  
2020  
MONTH TO DATE 0.0 0.2 -0.2 0.0  
SINCE MAR 1 0.3 2.5 -2.2 T  
SINCE JUL 1 18.6 16.6 2.0 9.3  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 7 8 -1 0  
MONTH TO DATE 176 174 2 106  
SINCE MAR 1 531 750 -219 468  
SINCE JUL 1 3756 4269 -513 3274  
 
COOLING  
TODAY 0 1 -1 12  
MONTH TO DATE 8 16 -8 40  
SINCE MAR 1 30 23 7 60  
SINCE JAN 1 30 24 6 60    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SE (150)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION SE (150)  
AVERAGE WIND SPEED 2.7  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 55 500 AM  
LOWEST 20 300 PM  
AVERAGE 38  
   
......................................................  
 
THE ST. LOUIS CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 69 91 1937  
MINIMUM TEMPERATURE (F) 48 22 1875  
 
SUNRISE AND SUNSET  
APRIL 16 2025.........SUNRISE 623 AM CDT SUNSET 740 PM CDT  
APRIL 17 2025.........SUNRISE 622 AM CDT SUNSET 741 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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