574  
CDUS43 KLSX 040728  
CLICOU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE ST LOUIS MO  
228 AM CDT SAT OCT 04 2025  
   
...............................  
 
   
..THE COLUMBIA ASOS CLIMATE SUMMARY FOR OCTOBER 3 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 87 404 PM 94 1897 74 13 86  
2006  
MINIMUM 63 621 AM 32 1987 52 11 52  
AVERAGE 75 63 12 69  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.42 1986 0.12 -0.12 0.00  
MONTH TO DATE 0.00 0.39 -0.39 0.00  
SINCE SEP 1 2.06 4.22 -2.16 3.52  
SINCE JAN 1 28.65 33.58 -4.93 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 5 -5 0  
MONTH TO DATE 0 13 -13 9  
SINCE SEP 1 11 60 -49 20  
SINCE JUL 1 12 61 -49 20  
 
COOLING  
YESTERDAY 10 2 8 4  
MONTH TO DATE 30 7 23 4  
SINCE SEP 1 251 180 71 185  
SINCE JAN 1 1403 1418 -15 1446    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION S (170)  
AVERAGE WIND SPEED 6.8  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 700 AM  
LOWEST 43 400 PM  
AVERAGE 68  
   
......................................................  
 
THE COLUMBIA ASOS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 94 1897  
MINIMUM TEMPERATURE (F) 51 31 1901  
 
SUNRISE AND SUNSET  
OCTOBER 4 2025.......SUNRISE 708 AM CDT SUNSET 646 PM CDT  
OCTOBER 5 2025.......SUNRISE 709 AM CDT SUNSET 645 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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