003  
CDUS43 KLSX 080731  
CLISTL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE ST LOUIS MO  
231 AM CDT THU MAY 08 2025  
   
...............................
 
 
   
..THE ST. LOUIS CLIMATE SUMMARY FOR MAY 7 2025
 
 
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)  
YESTERDAY  
MAXIMUM 75 MM 93 2023 75 0 86  
MINIMUM 57 MM 35 1976 55 2 61  
AVERAGE 66 65 1 74  
 
PRECIPITATION (IN)  
YESTERDAY 0.01 2.26 1961 0.17 -0.16 0.25  
MONTH TO DATE 0.99 1.15 -0.16 1.87  
SINCE MAR 1 14.75 9.38 5.37 12.19  
SINCE JAN 1 18.74 14.20 4.54 16.62  
 
SNOWFALL (IN)  
YESTERDAY 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  
YESTERDAY 0 3 -3 0  
MONTH TO DATE 40 27 13 2  
SINCE MAR 1 592 865 -273 545  
SINCE JUL 1 3817 4384 -567 3351  
 
COOLING  
YESTERDAY 1 3 -2 9  
MONTH TO DATE 7 18 -11 46  
SINCE MAR 1 73 62 11 134  
SINCE JAN 1 73 63 10 134    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION SE (120)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION SE (120)  
AVERAGE WIND SPEED 6.2  
 
SKY COVER  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 84 700 PM  
LOWEST 39 300 PM  
AVERAGE 62  
   
......................................................
 
 
THE ST. LOUIS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 90 1930  
1963  
MINIMUM TEMPERATURE (F) 55 36 1976  
 
SUNRISE AND SUNSET  
MAY 8 2025...........SUNRISE 556 AM CDT SUNSET 801 PM CDT  
MAY 9 2025...........SUNRISE 555 AM CDT SUNSET 802 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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