065  
CDUS43 KLSX 120729  
CLICOU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE ST LOUIS MO  
229 AM CDT MON MAY 12 2025  
   
...............................  
 
   
..THE COLUMBIA ASOS CLIMATE SUMMARY FOR MAY 11 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 78 502 PM 93 2022 74 4 78  
MINIMUM 53 538 AM 36 2020 54 -1 53  
AVERAGE 66 64 2 66  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.04 1929 0.17 -0.17 0.00  
MONTH TO DATE 0.75 1.84 -1.09 2.50  
SINCE MAR 1 9.73 9.69 0.04 10.45  
SINCE JAN 1 11.55 13.93 -2.38 13.39  
 
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 MAR 1 0.4 1.7 -1.3 T  
SINCE JUL 1 18.6 16.5 2.1 8.6  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 4 -4 0  
MONTH TO DATE 52 48 4 12  
SINCE MAR 1 677 929 -252 650  
SINCE JUL 1 4309 4634 -325 3891  
 
COOLING  
YESTERDAY 1 3 -2 1  
MONTH TO DATE 2 24 -22 26  
SINCE MAR 1 47 56 -9 70  
SINCE JAN 1 47 56 -9 70    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NE (50)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION E (70)  
AVERAGE WIND SPEED 8.0  
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 75 1200 AM  
LOWEST 26 1200 PM  
AVERAGE 51  
   
......................................................  
 
THE COLUMBIA ASOS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 93 1956  
2022  
MINIMUM TEMPERATURE (F) 54 35 1892  
 
SUNRISE AND SUNSET  
MAY 12 2025...........SUNRISE 559 AM CDT SUNSET 812 PM CDT  
MAY 13 2025...........SUNRISE 558 AM CDT SUNSET 813 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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