184  
CDUS43 KLSX 022229  
CLISTL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE ST LOUIS MO  
529 PM CDT FRI MAY 02 2025  
   
...............................
 
 
   
..THE ST. LOUIS CLIMATE SUMMARY FOR MAY 2 2025
 
 
VALID AS OF 0500 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 66 359 PM 91 1959 73 -7 88  
MINIMUM 57 542 AM 32 1875 53 4 61  
1929  
1961  
AVERAGE 62 63 -1 75  
 
PRECIPITATION (IN)  
TODAY T 2.96 1929 0.16 -0.16 0.78  
MONTH TO DATE 0.18 0.32 -0.14 0.78  
SINCE MAR 1 13.94 8.55 5.39 11.10  
SINCE JAN 1 17.93 13.37 4.56 15.53  
 
SNOWFALL (IN)  
TODAY 0.0 4.0 1929 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 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 3 4 -1 0  
MONTH TO DATE 3 8 -5 0  
SINCE MAR 1 555 846 -291 543  
SINCE JUL 1 3780 4365 -585 3349  
 
COOLING  
TODAY 0 2 -2 10  
MONTH TO DATE 6 4 2 17  
SINCE MAR 1 72 48 24 105  
SINCE JAN 1 72 49 23 105    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 7.3  
 
SKY COVER  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 83 500 AM  
LOWEST 56 1100 AM  
AVERAGE 70  
   
......................................................
 
 
THE ST. LOUIS CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 92 1949  
MINIMUM TEMPERATURE (F) 53 31 1976  
 
SUNRISE AND SUNSET  
MAY 2 2025...........SUNRISE 602 AM CDT SUNSET 755 PM CDT  
MAY 3 2025...........SUNRISE 601 AM CDT SUNSET 756 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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