766  
CDUS43 KLSX 312230  
CLISTL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE ST LOUIS MO  
530 PM CDT THU JUL 31 2025  
   
...............................
 
 
   
..THE ST. LOUIS CLIMATE SUMMARY FOR JULY 31 2025
 
 
VALID AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 79 1212 AM 103 1970 90 -11 93  
2012  
MINIMUM 72 201 PM 53 1971 71 1 77  
AVERAGE 76 80 -4 85  
 
PRECIPITATION (IN)  
TODAY T 2.16 1943 0.13 -0.13 0.00  
MONTH TO DATE 4.58 3.93 0.65 8.39  
SINCE JUN 1 8.96 8.42 0.54 9.51  
SINCE JAN 1 30.61 26.29 4.32 30.30  
 
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 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  
TODAY 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  
TODAY 11 15 -4 20  
MONTH TO DATE 546 476 70 464  
SINCE JUN 1 954 827 127 931  
SINCE JAN 1 1125 1022 103 1244    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION N (20)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION N (20)  
AVERAGE WIND SPEED 10.0  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 91 400 AM  
LOWEST 71 400 PM  
AVERAGE 81  
   
......................................................
 
 
THE ST. LOUIS CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 90 104 1980  
MINIMUM TEMPERATURE (F) 71 57 1962  
 
SUNRISE AND SUNSET  
JULY 31 2025..........SUNRISE 602 AM CDT SUNSET 813 PM CDT  
AUGUST 1 2025........SUNRISE 603 AM CDT SUNSET 812 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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