781  
CDUS43 KLSX 242226  
CLISTL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE ST LOUIS MO  
526 PM CDT SAT MAY 24 2025  
   
...............................  
 
   
..THE ST. LOUIS CLIMATE SUMMARY FOR MAY 24 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 74 231 PM 92 1950 79 -5 88  
2012  
2019  
MINIMUM 57 432 AM 40 1961 61 -4 69  
AVERAGE 66 70 -4 79  
 
PRECIPITATION (IN)  
TODAY T 2.15 1927 0.15 -0.15 0.21  
MONTH TO DATE 3.42 3.78 -0.36 4.15  
SINCE MAR 1 17.18 12.01 5.17 14.47  
SINCE JAN 1 21.17 16.83 4.34 18.90  
 
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 0 1 -1 0  
MONTH TO DATE 51 65 -14 2  
SINCE MAR 1 603 903 -300 545  
SINCE JUL 1 3828 4422 -594 3351  
 
COOLING  
TODAY 1 6 -5 14  
MONTH TO DATE 85 100 -15 177  
SINCE MAR 1 151 144 7 265  
SINCE JAN 1 151 145 6 265    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION SE (130)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION SE (130)  
AVERAGE WIND SPEED 8.3  
 
SKY COVER  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 75 500 AM  
LOWEST 42 300 PM  
AVERAGE 59  
   
......................................................  
 
THE ST. LOUIS CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 80 93 1911  
1953  
MINIMUM TEMPERATURE (F) 61 38 1925  
 
SUNRISE AND SUNSET  
MAY 24 2025...........SUNRISE 542 AM CDT SUNSET 815 PM CDT  
MAY 25 2025...........SUNRISE 542 AM CDT SUNSET 816 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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