895  
CDUS43 KLSX 270727  
CLISTL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE ST LOUIS MO  
227 AM CDT SUN APR 27 2025  
   
...............................  
 
   
..THE ST. LOUIS CLIMATE SUMMARY FOR APRIL 26 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 65 MM 93 1989 71 -6 70  
MINIMUM 52 MM 30 1976 51 1 54  
AVERAGE 59 61 -2 62  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.66 1912 0.17 -0.17 0.94  
MONTH TO DATE 8.93 4.05 4.88 6.70  
SINCE MAR 1 11.84 7.55 4.29 8.86  
SINCE JAN 1 15.83 12.37 3.46 13.29  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 2015 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.2 -0.2 0.0  
SINCE MAR 1 0.3 2.5 -2.2 T  
SINCE JUL 1 18.6 16.6 2.0 9.3  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 6 6 0 3  
MONTH TO DATE 190 243 -53 181  
SINCE MAR 1 545 819 -274 543  
SINCE JUL 1 3770 4338 -568 3349  
 
COOLING  
YESTERDAY 0 2 -2 0  
MONTH TO DATE 32 30 2 49  
SINCE MAR 1 54 37 17 69  
SINCE JAN 1 54 38 16 69    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION N (350)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION NE (60)  
AVERAGE WIND SPEED 8.9  
 
SKY COVER  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 77 500 AM  
LOWEST 48 300 PM  
AVERAGE 63  
   
......................................................  
 
THE ST. LOUIS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 72 92 1989  
MINIMUM TEMPERATURE (F) 51 34 1932  
1933  
1967  
 
SUNRISE AND SUNSET  
APRIL 27 2025.........SUNRISE 608 AM CDT SUNSET 750 PM CDT  
APRIL 28 2025.........SUNRISE 607 AM CDT SUNSET 751 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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