635  
CDUS43 KLSX 180725  
CLISTL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE ST LOUIS MO  
225 AM CDT SAT JUL 18 2026  
   
...............................
 
 
   
..THE ST. LOUIS CLIMATE SUMMARY FOR JULY 17 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 92 258 PM 103 2012 90 2 87  
MINIMUM 74 452 AM 57 1976 71 3 74  
AVERAGE 83 80 3 81  
 
PRECIPITATION (IN)  
YESTERDAY T 1.94 1938 0.12 -0.12 0.41  
MONTH TO DATE 4.66 2.19 2.47 2.17  
SINCE JUN 1 11.14 6.68 4.46 6.55  
SINCE JAN 1 29.81 24.55 5.26 28.20  
 
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 0.0 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 0 4 -4 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 18 16 2 16  
MONTH TO DATE 278 260 18 274  
SINCE JUN 1 623 611 12 682  
SINCE JAN 1 895 806 89 853    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 7.8  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 500 AM  
LOWEST 52 600 PM  
AVERAGE 75  
   
......................................................
 
 
THE ST. LOUIS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 90 112 1954  
MINIMUM TEMPERATURE (F) 71 57 1976  
 
SUNRISE AND SUNSET  
JULY 18 2026..........SUNRISE 551 AM CDT SUNSET 824 PM CDT  
JULY 19 2026..........SUNRISE 552 AM CDT SUNSET 823 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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