394  
CDUS43 KLSX 300726  
CLICOU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE ST LOUIS MO  
226 AM CDT TUE SEP 30 2025  
   
...............................
 
 
   
..THE COLUMBIA ASOS CLIMATE SUMMARY FOR SEPTEMBER 29 2025
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1890 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 85 339 PM 99 1953 75 10 80  
MINIMUM 58 610 AM 30 1899 53 5 58  
AVERAGE 72 64 8 69  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.50 1988 0.12 -0.12 0.00  
MONTH TO DATE 2.06 3.71 -1.65 3.52  
SINCE SEP 1 2.06 3.71 -1.65 3.52  
SINCE JAN 1 28.65 33.07 -4.42 38.66  
 
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 SEP 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 4 -4 0  
MONTH TO DATE 11 41 -30 11  
SINCE SEP 1 11 41 -30 11  
SINCE JUL 1 12 42 -30 11  
 
COOLING  
YESTERDAY 7 3 4 4  
MONTH TO DATE 211 170 41 174  
SINCE SEP 1 211 170 41 174  
SINCE JAN 1 1363 1408 -45 1435    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SE (150)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION SE (150)  
AVERAGE WIND SPEED 5.2  
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 81 700 AM  
LOWEST 36 400 PM  
AVERAGE 59  
   
......................................................
 
 
THE COLUMBIA ASOS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 95 1897  
MINIMUM TEMPERATURE (F) 53 26 1895  
 
SUNRISE AND SUNSET  
SEPTEMBER 30 2025.....SUNRISE 704 AM CDT SUNSET 653 PM CDT  
OCTOBER 1 2025.......SUNRISE 705 AM CDT SUNSET 651 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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