165  
CDUS43 KLSX 290730  
CLISTL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE ST LOUIS MO  
230 AM CDT TUE APR 29 2025  
   
...............................  
 
   
..THE ST. LOUIS CLIMATE SUMMARY FOR APRIL 28 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 88 240 PM 92 1970 72 16 77  
MINIMUM 58 311 AM 32 1874 52 6 60  
AVERAGE 73 62 11 69  
 
PRECIPITATION (IN)  
YESTERDAY T 4.46 1996 0.17 -0.17 0.14  
MONTH TO DATE 8.97 4.39 4.58 6.84  
SINCE MAR 1 11.88 7.89 3.99 9.00  
SINCE JAN 1 15.87 12.71 3.16 13.43  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 2015 0.0 0.0 0.0  
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  
YESTERDAY 0 5 -5 0  
MONTH TO DATE 197 253 -56 181  
SINCE MAR 1 552 829 -277 543  
SINCE JUL 1 3777 4348 -571 3349  
 
COOLING  
YESTERDAY 8 2 6 4  
MONTH TO DATE 40 34 6 59  
SINCE MAR 1 62 41 21 79  
SINCE JAN 1 62 42 20 79    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION S (200)  
HIGHEST GUST SPEED 37 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 13.3  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 75 500 AM  
LOWEST 42 300 PM  
AVERAGE 59  
   
......................................................  
 
THE ST. LOUIS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 72 91 1899  
MINIMUM TEMPERATURE (F) 52 32 1874  
 
SUNRISE AND SUNSET  
APRIL 29 2025.........SUNRISE 606 AM CDT SUNSET 752 PM CDT  
APRIL 30 2025.........SUNRISE 605 AM CDT SUNSET 753 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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