108  
CDUS42 KCHS 092208  
CLICXM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHARLESTON SC  
508 PM EST TUE DEC 09 2025  
   
...............................
 
 
   
..THE DOWNTOWN CHARLESTON SC CLIMATE SUMMARY FOR DECEMBER 9 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 46 1200 AM 81 1943 62 -16 66  
MINIMUM 37 920 AM 27 1917 48 -11 53  
AVERAGE 42 55 -13 60  
 
PRECIPITATION (IN)  
TODAY 0.00 1.06 2018 0.10 -0.10 0.06  
MONTH TO DATE 1.77 0.85 0.92 0.06  
SINCE DEC 1 1.77 0.85 0.92 0.06  
SINCE JAN 1 41.65 42.20 -0.55 47.11  
 
DEGREE DAYS  
HEATING  
TODAY 23 10 13 5  
MONTH TO DATE 128 87 41 141  
SINCE DEC 1 128 87 41 141  
SINCE JUL 1 307 302 5 247  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 2598 2441 157 2705    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION N (20)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION N (20)  
AVERAGE WIND SPEED 11.1  
   
......................................................
 
 
THE DOWNTOWN CHARLESTON SC CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 62 79 1943  
MINIMUM TEMPERATURE (F) 48 29 1962  
 
SUNRISE AND SUNSET  
DECEMBER 9 2025......SUNRISE 711 AM EST SUNSET 514 PM EST  
DECEMBER 10 2025......SUNRISE 711 AM EST SUNSET 514 PM EST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab SC Page
The Nexlab GA Page Main Text Page