402  
CDUS43 KLSX 222127  
CLISTL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE ST LOUIS MO  
427 PM CDT TUE APR 22 2025  
   
...............................  
 
   
..THE ST. LOUIS CLIMATE SUMMARY FOR APRIL 22 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 80 259 PM 91 1925 70 10 72  
MINIMUM 50 425 AM 31 1875 49 1 41  
1936  
AVERAGE 65 60 5 57  
 
PRECIPITATION (IN)  
TODAY 0.00 4.15 1944 0.16 -0.16 0.00  
MONTH TO DATE 8.70 3.35 5.35 5.32  
SINCE MAR 1 11.61 6.85 4.76 7.48  
SINCE JAN 1 15.60 11.67 3.93 11.91  
 
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 7 -7 8  
MONTH TO DATE 184 219 -35 153  
SINCE MAR 1 539 795 -256 515  
SINCE JUL 1 3764 4314 -550 3321  
 
COOLING  
TODAY 0 1 -1 0  
MONTH TO DATE 19 22 -3 49  
SINCE MAR 1 41 29 12 69  
SINCE JAN 1 41 30 11 69    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION SE (150)  
AVERAGE WIND SPEED 7.0  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 83 600 AM  
LOWEST 39 1100 AM  
AVERAGE 61  
   
......................................................  
 
THE ST. LOUIS CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 91 1960  
MINIMUM TEMPERATURE (F) 50 28 1910  
 
SUNRISE AND SUNSET  
APRIL 22 2025.........SUNRISE 615 AM CDT SUNSET 746 PM CDT  
APRIL 23 2025.........SUNRISE 614 AM CDT SUNSET 746 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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