935  
CDUS43 KLSX 092125  
CLISTL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE ST LOUIS MO  
425 PM CDT WED APR 09 2025  
   
...............................  
 
   
..THE ST. LOUIS CLIMATE SUMMARY FOR APRIL 9 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 69 255 PM 91 2001 66 3 72  
MINIMUM 43 238 AM 25 1997 45 -2 53  
AVERAGE 56 55 1 63  
 
PRECIPITATION (IN)  
TODAY T 1.33 1888 0.14 -0.14 T  
MONTH TO DATE 5.36 1.28 4.08 3.07  
SINCE MAR 1 8.27 4.78 3.49 5.23  
SINCE JAN 1 12.26 9.60 2.66 9.66  
 
SNOWFALL (IN)  
TODAY 0.0 0.2 1973 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.1 -0.1 0.0  
SINCE MAR 1 0.3 2.4 -2.1 T  
SINCE JUL 1 18.6 16.5 2.1 9.3  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 9 11 -2 2  
MONTH TO DATE 124 108 16 88  
SINCE MAR 1 479 684 -205 450  
SINCE JUL 1 3704 4203 -499 3256  
 
COOLING  
TODAY 0 1 -1 0  
MONTH TO DATE 5 9 -4 7  
SINCE MAR 1 27 16 11 27  
SINCE JAN 1 27 17 10 27    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION S (200)  
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION S (200)  
AVERAGE WIND SPEED 13.3  
 
SKY COVER  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 56 700 AM  
LOWEST 34 100 PM  
AVERAGE 45  
   
......................................................  
 
THE ST. LOUIS CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 66 93 1930  
MINIMUM TEMPERATURE (F) 45 26 1960  
 
SUNRISE AND SUNSET  
APRIL 9 2025.........SUNRISE 634 AM CDT SUNSET 733 PM CDT  
APRIL 10 2025.........SUNRISE 632 AM CDT SUNSET 734 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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