799  
CDUS43 KLSX 170727  
CLISTL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE ST LOUIS MO  
227 AM CDT WED JUN 17 2026  
   
...............................
 
 
   
..THE ST. LOUIS CLIMATE SUMMARY FOR JUNE 16 2026
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1874 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 81 450 PM 100 1918 86 -5 83  
1952  
MINIMUM 63 436 AM 46 1961 68 -5 72  
AVERAGE 72 77 -5 78  
 
PRECIPITATION (IN)  
YESTERDAY T 4.50 1888 0.15 -0.15 T  
MONTH TO DATE 3.48 2.42 1.06 2.65  
SINCE JUN 1 3.48 2.42 1.06 2.65  
SINCE JAN 1 22.15 20.29 1.86 24.30  
 
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 18.5 16.6 1.9 18.6  
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 3868 4430 -562 3832  
 
COOLING  
YESTERDAY 7 12 -5 13  
MONTH TO DATE 178 162 16 150  
SINCE JUN 1 178 162 16 150  
SINCE JAN 1 450 357 93 321    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 8.7  
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 70 1100 PM  
LOWEST 45 400 PM  
AVERAGE 58  
   
......................................................
 
 
THE ST. LOUIS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 87 99 1944  
MINIMUM TEMPERATURE (F) 68 46 1961  
 
SUNRISE AND SUNSET  
JUNE 17 2026..........SUNRISE 536 AM CDT SUNSET 829 PM CDT  
JUNE 18 2026..........SUNRISE 536 AM CDT SUNSET 829 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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