567  
CDUS43 KLSX 032227  
CLISTL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE ST LOUIS MO  
527 PM CDT SAT MAY 03 2025  
   
...............................  
 
   
..THE ST. LOUIS CLIMATE SUMMARY FOR MAY 3 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 56 925 AM 92 1949 73 -17 76  
MINIMUM 53 355 PM 31 1976 53 0 63  
AVERAGE 55 63 -8 70  
 
PRECIPITATION (IN)  
TODAY 0.52 1.99 2013 0.17 0.35 0.29  
MONTH TO DATE 0.70 0.49 0.21 1.07  
SINCE MAR 1 14.46 8.72 5.74 11.39  
SINCE JAN 1 18.45 13.54 4.91 15.82  
 
SNOWFALL (IN)  
TODAY 0.0 0.0 2015 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 10 4 6 0  
MONTH TO DATE 13 12 1 0  
SINCE MAR 1 565 850 -285 543  
SINCE JUL 1 3790 4369 -579 3349  
 
COOLING  
TODAY 0 2 -2 5  
MONTH TO DATE 6 6 0 22  
SINCE MAR 1 72 50 22 110  
SINCE JAN 1 72 51 21 110    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 8.8  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 1100 AM  
LOWEST 77 600 AM  
AVERAGE 83  
   
......................................................  
 
THE ST. LOUIS CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 74 92 1952  
MINIMUM TEMPERATURE (F) 54 33 1954  
 
SUNRISE AND SUNSET  
MAY 3 2025...........SUNRISE 601 AM CDT SUNSET 756 PM CDT  
MAY 4 2025...........SUNRISE 600 AM CDT SUNSET 757 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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