966  
CDUS43 KLSX 182227  
CLISTL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE ST LOUIS MO  
527 PM CDT TUE APR 18 2023  
   
...............................
 
 
   
..THE ST. LOUIS CLIMATE SUMMARY FOR APRIL 18 2023
 
 
VALID AS OF 0500 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 73 359 PM 93 2002 69 4 55  
MINIMUM 44 546 AM 29 1953 48 -4 38  
AVERAGE 59 58 1 47  
 
PRECIPITATION (IN)  
TODAY 0.00 2.48 2013 0.16 -0.16 0.00  
MONTH TO DATE 2.45 2.68 -0.23 2.03  
SINCE MAR 1 7.48 6.18 1.30 6.82  
SINCE JAN 1 11.84 11.00 0.84 11.73  
 
SNOWFALL (IN)  
TODAY 0.0 2.0 1901 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.2 -0.2 0.1  
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 6 8 -2 18  
MONTH TO DATE 119 190 -71 220  
SINCE MAR 1 709 766 -57 704  
SINCE JUL 1 3790 4285 -495 3881  
 
COOLING  
TODAY 0 1 -1 0  
MONTH TO DATE 26 18 8 0  
SINCE MAR 1 29 25 4 2  
SINCE JAN 1 29 26 3 2    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION E (110)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 6.0  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 68 600 AM  
LOWEST 32 200 PM  
AVERAGE 50  
   
......................................................
 
 
THE ST. LOUIS CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 69 88 1948  
2011  
2017  
MINIMUM TEMPERATURE (F) 48 26 1983  
 
SUNRISE AND SUNSET  
APRIL 18 2023.........SUNRISE 621 AM CDT SUNSET 741 PM CDT  
APRIL 19 2023.........SUNRISE 620 AM CDT SUNSET 742 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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