632  
CDUS43 KLSX 040730  
CLISTL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE ST LOUIS MO  
230 AM CDT MON AUG 04 2025  
   
...............................
 
 
   
..THE ST. LOUIS CLIMATE SUMMARY FOR AUGUST 3 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 80 353 PM 104 1930 90 -10 93  
1964  
MINIMUM 60 358 AM 53 1927 71 -11 72  
AVERAGE 70 80 -10 83  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 4.32 2022 0.12 -0.12 0.00  
MONTH TO DATE 0.00 0.37 -0.37 0.26  
SINCE JUN 1 8.96 8.79 0.17 9.77  
SINCE JAN 1 30.61 26.66 3.95 30.56  
 
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 5 15 -10 18  
MONTH TO DATE 19 45 -26 53  
SINCE JUN 1 972 872 100 984  
SINCE JAN 1 1143 1067 76 1297    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 6.4  
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 78 600 AM  
LOWEST 44 300 PM  
AVERAGE 61  
   
......................................................
 
 
THE ST. LOUIS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 90 105 1918  
1930  
MINIMUM TEMPERATURE (F) 71 55 1880  
1912  
1974  
 
SUNRISE AND SUNSET  
AUGUST 4 2025........SUNRISE 606 AM CDT SUNSET 809 PM CDT  
AUGUST 5 2025........SUNRISE 607 AM CDT SUNSET 808 PM CDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab MO Page
The Nexlab IL Page Main Text Page