754  
CDUS43 KLSX 120735  
CLISTL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE ST LOUIS MO  
235 AM CDT FRI MAY 12 2023  
   
...............................
 
 
   
..THE ST. LOUIS CLIMATE SUMMARY FOR MAY 11 2023
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1874 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 80 407 PM 94 2022 76 4 94  
MINIMUM 64 349 AM 35 1907 56 8 74  
AVERAGE 72 66 6 84  
 
PRECIPITATION (IN)  
YESTERDAY 0.13 1.65 1918 0.17 -0.04 0.00  
MONTH TO DATE 0.67 1.80 -1.13 2.58  
SINCE MAR 1 8.27 10.03 -1.76 10.77  
SINCE JAN 1 12.63 14.85 -2.22 15.68  
 
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 T 2.5 -2.5 0.9  
SINCE JUL 1 5.4 16.6 -11.2 12.1  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 3 -3 0  
MONTH TO DATE 28 39 -11 45  
SINCE MAR 1 839 877 -38 809  
SINCE JUL 1 3920 4396 -476 3986  
 
COOLING  
YESTERDAY 7 4 3 19  
MONTH TO DATE 50 33 17 47  
SINCE MAR 1 86 77 9 83  
SINCE JAN 1 86 78 8 83    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SE (140)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION SE (140)  
AVERAGE WIND SPEED 9.6  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87 1100 AM  
LOWEST 57 1200 AM  
AVERAGE 72  
   
......................................................
 
 
THE ST. LOUIS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 93 2022  
MINIMUM TEMPERATURE (F) 57 39 1960  
 
SUNRISE AND SUNSET  
MAY 12 2023...........SUNRISE 552 AM CDT SUNSET 804 PM CDT  
MAY 13 2023...........SUNRISE 551 AM CDT SUNSET 805 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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