657  
CDUS43 KLSX 162127  
CLISTL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE ST LOUIS MO  
427 PM CDT TUE MAY 16 2023  
   
...............................
 
 
   
..THE ST. LOUIS CLIMATE SUMMARY FOR MAY 16 2023
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 67 259 PM 93 2001 77 -10 84  
MINIMUM 60 934 AM 39 1875 58 2 56  
AVERAGE 64 68 -4 70  
 
PRECIPITATION (IN)  
TODAY 0.20 5.59 1995 0.15 0.05 0.00  
MONTH TO DATE 1.61 2.59 -0.98 2.58  
SINCE MAR 1 9.21 10.82 -1.61 10.77  
SINCE JAN 1 13.57 15.64 -2.07 15.68  
 
SNOWFALL (IN)  
TODAY 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  
TODAY 1 2 -1 0  
MONTH TO DATE 29 51 -22 45  
SINCE MAR 1 840 889 -49 809  
SINCE JUL 1 3921 4408 -487 3986  
 
COOLING  
TODAY 0 5 -5 5  
MONTH TO DATE 91 55 36 107  
SINCE MAR 1 127 99 28 143  
SINCE JAN 1 127 100 27 143    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION N (350)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION N (10)  
AVERAGE WIND SPEED 7.2  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 600 AM  
LOWEST 70 300 PM  
AVERAGE 80  
   
......................................................
 
 
THE ST. LOUIS CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 77 94 1996  
MINIMUM TEMPERATURE (F) 58 40 1973  
 
SUNRISE AND SUNSET  
MAY 16 2023...........SUNRISE 549 AM CDT SUNSET 808 PM CDT  
MAY 17 2023...........SUNRISE 548 AM CDT SUNSET 809 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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