646  
CDUS42 KCHS 122107  
CLICXM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHARLESTON SC  
507 PM EDT SUN OCT 12 2025  
   
...............................
 
 
   
..THE DOWNTOWN CHARLESTON SC CLIMATE SUMMARY FOR OCTOBER 12 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 66 330 PM 86 2014 77 -11 75  
MINIMUM 64 1210 AM 45 1906 65 -1 62  
AVERAGE 65 71 -6 69  
 
PRECIPITATION (IN)  
TODAY 0.26 1.80 1893 0.15 0.11 0.00  
MONTH TO DATE 3.58 1.97 1.61 0.15  
SINCE SEP 1 4.62 7.22 -2.60 4.62  
SINCE JAN 1 38.51 36.95 1.56 45.52  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 1 0 1 0  
SINCE SEP 1 1 1 0 0  
SINCE JUL 1 1 1 0 0  
 
COOLING  
TODAY 0 6 -6 4  
MONTH TO DATE 78 92 -14 101  
SINCE SEP 1 432 469 -37 487  
SINCE JAN 1 2527 2330 197 2543    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION N (360)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION N (350)  
AVERAGE WIND SPEED 10.5  
   
......................................................
 
 
THE DOWNTOWN CHARLESTON SC CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 77 87 2014  
MINIMUM TEMPERATURE (F) 64 47 1977  
 
SUNRISE AND SUNSET  
OCTOBER 12 2025.......SUNRISE 722 AM EDT SUNSET 650 PM EDT  
OCTOBER 13 2025.......SUNRISE 723 AM EDT SUNSET 649 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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