028  
CDUS42 KCHS 290600  
CLICXM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHARLESTON SC  
200 AM EDT TUE SEP 29 2026  
   
...............................  
 
...THE DOWNTOWN CHARLESTON SC CLIMATE SUMMARY FOR SEPTEMBER 28 2026...  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1870 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 83 340 PM 93 2017 80 3 80  
MINIMUM 66 720 AM 54 1947 70 -4 74  
AVERAGE 75 75 0 77  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.95 2005 0.17 -0.17 0.00  
MONTH TO DATE 0.22 4.92 -4.70 0.96  
SINCE SEP 1 0.22 4.92 -4.70 0.96  
SINCE JAN 1 18.37 34.65 -16.28 34.85  
 
DEGREE DAYS  
HEATING  
YESTERDAY 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  
YESTERDAY 10 10 0 12  
MONTH TO DATE 418 357 61 335  
SINCE SEP 1 418 357 61 335  
SINCE JAN 1 2582 2218 364 2430    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION S (190)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION S (190)  
AVERAGE WIND SPEED 5.2  
   
......................................................  
 
THE DOWNTOWN CHARLESTON SC CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 80 90 1911  
1998  
MINIMUM TEMPERATURE (F) 69 50 1942  
 
SUNRISE AND SUNSET  
SEPTEMBER 29 2026.....SUNRISE 713 AM EDT SUNSET 707 PM EDT  
SEPTEMBER 30 2026.....SUNRISE 713 AM EDT SUNSET 706 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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