539  
CDUS43 KLSX 052135  
CLISTL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE ST LOUIS MO  
435 PM CDT SAT APR 05 2025  
   
...............................  
 
   
..THE ST. LOUIS CLIMATE SUMMARY FOR APRIL 5 2025  
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 48 1117 AM 91 1988 64 -16 57  
MINIMUM 45 159 PM 22 1920 43 2 35  
AVERAGE 47 54 -7 46  
 
PRECIPITATION (IN)  
TODAY 0.66 2.01 2017 0.15 0.51 0.00  
MONTH TO DATE 5.36 0.71 4.65 3.07  
SINCE MAR 1 8.27 4.21 4.06 5.23  
SINCE JAN 1 12.26 9.03 3.23 9.66  
 
SNOWFALL (IN)  
TODAY 0.0 1.7 1971 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.1 -0.1 0.0  
SINCE MAR 1 0.3 2.4 -2.1 T  
SINCE JUL 1 18.6 16.5 2.1 9.3  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 18 12 6 19  
MONTH TO DATE 59 63 -4 69  
SINCE MAR 1 414 639 -225 431  
SINCE JUL 1 3639 4158 -519 3237  
 
COOLING  
TODAY 0 1 -1 0  
MONTH TO DATE 5 5 0 7  
SINCE MAR 1 27 12 15 27  
SINCE JAN 1 27 13 14 27    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 11.3  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 1200 AM  
LOWEST 80 900 AM  
AVERAGE 87  
   
......................................................  
 
THE ST. LOUIS CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 65 87 1882  
1972  
2010  
MINIMUM TEMPERATURE (F) 44 23 1982  
 
SUNRISE AND SUNSET  
APRIL 5 2025.........SUNRISE 640 AM CDT SUNSET 729 PM CDT  
APRIL 6 2025.........SUNRISE 638 AM CDT SUNSET 730 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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