532  
CDUS43 KLSX 062227  
CLISTL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE ST LOUIS MO  
527 PM CDT TUE MAY 06 2025  
   
...............................
 
 
   
..THE ST. LOUIS CLIMATE SUMMARY FOR MAY 6 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 72 300 PM 92 2012 74 -2 79  
MINIMUM 45 MM 34 1944 55 -10 62  
AVERAGE 59 64 -5 71  
 
PRECIPITATION (IN)  
TODAY 0.00 2.10 1886 0.16 -0.16 0.14  
1900  
MONTH TO DATE 0.98 0.98 0.00 1.62  
SINCE MAR 1 14.74 9.21 5.53 11.94  
SINCE JAN 1 18.73 14.03 4.70 16.37  
 
SNOWFALL (IN)  
TODAY 0.0 T 1944 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 6 4 2 0  
MONTH TO DATE 40 24 16 2  
SINCE MAR 1 592 862 -270 545  
SINCE JUL 1 3817 4381 -564 3351  
 
COOLING  
TODAY 0 3 -3 6  
MONTH TO DATE 6 15 -9 37  
SINCE MAR 1 72 59 13 125  
SINCE JAN 1 72 60 12 125    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 8 HIGHEST WIND DIRECTION S (200)  
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM  
AVERAGE WIND SPEED 2.8  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 400 AM  
LOWEST 41 1200 PM  
AVERAGE 66  
   
......................................................
 
 
THE ST. LOUIS CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 93 2023  
MINIMUM TEMPERATURE (F) 55 35 1976  
 
SUNRISE AND SUNSET  
MAY 6 2025...........SUNRISE 558 AM CDT SUNSET 759 PM CDT  
MAY 7 2025...........SUNRISE 557 AM CDT SUNSET 800 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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