490  
CDUS43 KLSX 140730  
CLISTL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE ST LOUIS MO  
230 AM CDT SUN MAY 14 2023  
   
...............................
 
 
   
..THE ST. LOUIS CLIMATE SUMMARY FOR MAY 13 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 85 1133 AM 91 1915 76 9 88  
2018  
MINIMUM 68 514 AM 40 1938 57 11 71  
1971  
AVERAGE 77 66 11 80  
 
PRECIPITATION (IN)  
YESTERDAY 0.62 1.70 1985 0.16 0.46 T  
MONTH TO DATE 1.29 2.13 -0.84 2.58  
SINCE MAR 1 8.89 10.36 -1.47 10.77  
SINCE JAN 1 13.25 15.18 -1.93 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 45 -17 45  
SINCE MAR 1 839 883 -44 809  
SINCE JUL 1 3920 4402 -482 3986  
 
COOLING  
YESTERDAY 12 4 8 15  
MONTH TO DATE 73 41 32 80  
SINCE MAR 1 109 85 24 116  
SINCE JAN 1 109 86 23 116    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 30 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 41 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 5.5  
 
SKY COVER  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 100 PM  
LOWEST 63 1200 PM  
AVERAGE 77  
   
......................................................
 
 
THE ST. LOUIS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 93 2013  
MINIMUM TEMPERATURE (F) 57 37 1920  
 
SUNRISE AND SUNSET  
MAY 14 2023...........SUNRISE 550 AM CDT SUNSET 806 PM CDT  
MAY 15 2023...........SUNRISE 550 AM CDT SUNSET 807 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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