457  
CDUS42 KCHS 082113  
CLICXM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHARLESTON SC  
513 PM EDT MON SEP 08 2025  
   
...............................  
 
   
..THE DOWNTOWN CHARLESTON SC CLIMATE SUMMARY FOR SEPTEMBER 8 2025  
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1870 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 77 330 PM 96 1939 84 -7 76  
MINIMUM 68 320 AM 63 1932 74 -6 69  
1988  
AVERAGE 73 79 -6 73  
 
PRECIPITATION (IN)  
TODAY 0.00 2.25 1937 0.18 -0.18 0.75  
MONTH TO DATE 0.94 1.53 -0.59 2.03  
SINCE SEP 1 0.94 1.53 -0.59 2.03  
SINCE JAN 1 34.83 31.26 3.57 42.93  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
TODAY 8 14 -6 8  
MONTH TO DATE 97 116 -19 104  
SINCE SEP 1 97 116 -19 104  
SINCE JAN 1 2192 1977 215 2160    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 19 HIGHEST WIND DIRECTION NE (30)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION NE (30)  
AVERAGE WIND SPEED 14.6  
   
......................................................  
 
THE DOWNTOWN CHARLESTON SC CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 97 1939  
MINIMUM TEMPERATURE (F) 74 60 1956  
 
SUNRISE AND SUNSET  
SEPTEMBER 8 2025.....SUNRISE 659 AM EDT SUNSET 735 PM EDT  
SEPTEMBER 9 2025.....SUNRISE 700 AM EDT SUNSET 733 PM EDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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