218  
CDUS43 KLSX 252228  
CLISTL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE ST LOUIS MO  
528 PM CDT FRI APR 25 2025  
   
...............................  
 
   
..THE ST. LOUIS CLIMATE SUMMARY FOR APRIL 25 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 81 1256 PM 92 1986 71 10 64  
MINIMUM 66 543 AM 32 1934 51 15 44  
AVERAGE 74 61 13 54  
 
PRECIPITATION (IN)  
TODAY 0.23 1.71 1921 0.17 0.06 0.00  
MONTH TO DATE 8.93 3.88 5.05 5.76  
SINCE MAR 1 11.84 7.38 4.46 7.92  
SINCE JAN 1 15.83 12.20 3.63 12.35  
 
SNOWFALL (IN)  
TODAY 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  
TODAY 0 6 -6 11  
MONTH TO DATE 184 237 -53 178  
SINCE MAR 1 539 813 -274 540  
SINCE JUL 1 3764 4332 -568 3346  
 
COOLING  
TODAY 9 2 7 0  
MONTH TO DATE 34 28 6 49  
SINCE MAR 1 56 35 21 69  
SINCE JAN 1 56 36 20 69    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 5.5  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
THUNDERSTORM  
HEAVY RAIN  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 500 AM  
LOWEST 52 400 PM  
AVERAGE 71  
   
......................................................  
 
THE ST. LOUIS CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 93 1989  
MINIMUM TEMPERATURE (F) 51 30 1976  
 
SUNRISE AND SUNSET  
APRIL 25 2025.........SUNRISE 611 AM CDT SUNSET 748 PM CDT  
APRIL 26 2025.........SUNRISE 610 AM CDT SUNSET 749 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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