359  
CDUS43 KLSX 190729  
CLISTL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE ST LOUIS MO  
229 AM CDT SAT AUG 19 2023  
   
...............................
 
 
   
..THE ST. LOUIS CLIMATE SUMMARY FOR AUGUST 18 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 84 219 PM 106 1936 88 -4 86  
MINIMUM 61 519 AM 54 1963 69 -8 65  
AVERAGE 73 79 -6 76  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.10 1902 0.11 -0.11 0.00  
MONTH TO DATE 3.08 2.06 1.02 5.26  
SINCE JUN 1 10.91 10.48 0.43 19.27  
SINCE JAN 1 24.48 28.35 -3.87 38.60  
 
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 JUN 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 0 4 -4 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 8 14 -6 11  
MONTH TO DATE 234 264 -30 282  
SINCE JUN 1 1125 1091 34 1276  
SINCE JAN 1 1346 1286 60 1511    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION SE (140)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION SE (150)  
AVERAGE WIND SPEED 4.9  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 80 500 AM  
LOWEST 38 200 PM  
AVERAGE 59  
   
......................................................
 
 
THE ST. LOUIS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 88 105 1936  
1962  
MINIMUM TEMPERATURE (F) 69 55 1953  
 
SUNRISE AND SUNSET  
AUGUST 19 2023........SUNRISE 619 AM CDT SUNSET 751 PM CDT  
AUGUST 20 2023........SUNRISE 620 AM CDT SUNSET 749 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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