499  
CDUS42 KCHS 270559  
CLICXM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHARLESTON SC  
159 AM EDT WED SEP 27 2023  
   
...............................
 
 
...THE DOWNTOWN CHARLESTON SC CLIMATE SUMMARY FOR SEPTEMBER 26 2023...  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1870 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 79 1220 PM 91 1986 81 -2 87  
MINIMUM 73 1150 PM 51 1940 70 3 73  
AVERAGE 76 75 1 80  
 
PRECIPITATION (IN)  
YESTERDAY 0.05 4.86 1894 0.17 -0.12 0.00  
MONTH TO DATE 5.68 4.58 1.10 3.72  
SINCE SEP 1 5.68 4.58 1.10 3.72  
SINCE JAN 1 39.49 34.31 5.18 30.81  
 
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 11 10 1 15  
MONTH TO DATE 353 337 16 381  
SINCE SEP 1 353 337 16 381  
SINCE JAN 1 2309 2198 111 2398    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION SE (140)  
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION SE (140)  
AVERAGE WIND SPEED 6.2  
   
......................................................
 
 
THE DOWNTOWN CHARLESTON SC CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 94 1986  
MINIMUM TEMPERATURE (F) 70 51 1940  
 
SUNRISE AND SUNSET  
SEPTEMBER 27 2023.....SUNRISE 711 AM EDT SUNSET 710 PM EDT  
SEPTEMBER 28 2023.....SUNRISE 712 AM EDT SUNSET 709 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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