354  
CDUS43 KLSX 200731  
CLISTL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE ST LOUIS MO  
231 AM CDT FRI JUN 20 2025  
   
...............................
 
 
   
..THE ST. LOUIS CLIMATE SUMMARY FOR JUNE 19 2025
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1874 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 87 429 PM 105 1936 87 0 93  
MINIMUM 68 528 AM 52 1935 68 0 77  
AVERAGE 78 78 0 85  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.45 1928 0.16 -0.16 0.00  
MONTH TO DATE 3.08 2.88 0.20 0.65  
SINCE JUN 1 3.08 2.88 0.20 0.65  
SINCE JAN 1 24.73 20.75 3.98 21.44  
 
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 18.6 16.6 2.0 9.3  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 1 -1 0  
SINCE JUN 1 0 1 -1 0  
SINCE JUL 1 3832 4430 -598 3351  
 
COOLING  
YESTERDAY 13 13 0 20  
MONTH TO DATE 192 199 -7 264  
SINCE JUN 1 192 199 -7 264  
SINCE JAN 1 363 394 -31 577    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 6.8  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 400 AM  
LOWEST 42 400 PM  
AVERAGE 66  
   
......................................................
 
 
THE ST. LOUIS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 87 103 1953  
MINIMUM TEMPERATURE (F) 69 52 1980  
 
SUNRISE AND SUNSET  
JUNE 20 2025..........SUNRISE 537 AM CDT SUNSET 830 PM CDT  
JUNE 21 2025..........SUNRISE 537 AM CDT SUNSET 830 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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