671  
CDUS43 KLSX 042130  
CLISTL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE ST LOUIS MO  
430 PM CDT THU MAY 04 2023  
   
...............................
 
 
   
..THE ST. LOUIS CLIMATE SUMMARY FOR MAY 4 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 77 205 PM 92 1952 74 3 62  
MINIMUM 45 522 AM 33 1954 54 -9 51  
AVERAGE 61 64 -3 57  
 
PRECIPITATION (IN)  
TODAY 0.00 2.03 1905 0.16 -0.16 0.30  
MONTH TO DATE 0.00 0.65 -0.65 0.82  
SINCE MAR 1 7.60 8.88 -1.28 9.01  
SINCE JAN 1 11.96 13.70 -1.74 13.92  
 
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 4 4 0 8  
MONTH TO DATE 28 16 12 23  
SINCE MAR 1 839 854 -15 787  
SINCE JUL 1 3920 4373 -453 3964  
 
COOLING  
TODAY 0 3 -3 0  
MONTH TO DATE 0 9 -9 0  
SINCE MAR 1 36 53 -17 36  
SINCE JAN 1 36 54 -18 36    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION S (190)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 3.5  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 63 300 AM  
LOWEST 21 200 PM  
AVERAGE 42  
   
......................................................
 
 
THE ST. LOUIS CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 74 93 1943  
1952  
MINIMUM TEMPERATURE (F) 54 38 1917  
1944  
1979  
 
SUNRISE AND SUNSET  
MAY 4 2023...........SUNRISE 601 AM CDT SUNSET 757 PM CDT  
MAY 5 2023...........SUNRISE 600 AM CDT SUNSET 757 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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