849  
CDUS43 KLSX 220726  
CLISTL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE ST LOUIS MO  
226 AM CDT MON MAY 22 2023  
   
...............................
 
 
   
..THE ST. LOUIS CLIMATE SUMMARY FOR MAY 21 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 78 437 PM 93 1941 79 -1 72  
MINIMUM 52 503 AM 38 1883 60 -8 56  
AVERAGE 65 69 -4 64  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.00 1957 0.15 -0.15 1.59  
MONTH TO DATE 1.61 3.34 -1.73 5.07  
SINCE MAR 1 9.21 11.57 -2.36 13.26  
SINCE JAN 1 13.57 16.39 -2.82 18.17  
 
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 2 -2 1  
MONTH TO DATE 30 61 -31 46  
SINCE MAR 1 841 899 -58 810  
SINCE JUL 1 3922 4418 -496 3987  
 
COOLING  
YESTERDAY 0 6 -6 0  
MONTH TO DATE 110 82 28 144  
SINCE MAR 1 146 126 20 180  
SINCE JAN 1 146 127 19 180    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SE (140)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION SE (140)  
AVERAGE WIND SPEED 4.5  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 500 AM  
LOWEST 26 100 PM  
AVERAGE 56  
   
......................................................
 
 
THE ST. LOUIS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 79 94 1925  
MINIMUM TEMPERATURE (F) 60 37 1883  
 
SUNRISE AND SUNSET  
MAY 22 2023...........SUNRISE 544 AM CDT SUNSET 813 PM CDT  
MAY 23 2023...........SUNRISE 543 AM CDT SUNSET 814 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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