391  
CDUS42 KCHS 250602  
CLICXM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHARLESTON SC  
202 AM EDT MON SEP 25 2023  
   
...............................
 
 
...THE DOWNTOWN CHARLESTON SC CLIMATE SUMMARY FOR SEPTEMBER 24 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 83 200 PM 92 1931 81 2 80  
1980  
MINIMUM 71 600 AM 56 1974 71 0 64  
1983  
1995  
AVERAGE 77 76 1 72  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.12 1947 0.17 -0.17 0.00  
MONTH TO DATE 5.63 4.24 1.39 3.72  
SINCE SEP 1 5.63 4.24 1.39 3.72  
SINCE JAN 1 39.44 33.97 5.47 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 12 11 1 7  
MONTH TO DATE 327 316 11 355  
SINCE SEP 1 327 316 11 355  
SINCE JAN 1 2283 2177 106 2372    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION S (190)  
AVERAGE WIND SPEED 6.8  
   
......................................................
 
 
THE DOWNTOWN CHARLESTON SC CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 92 1986  
MINIMUM TEMPERATURE (F) 70 57 1974  
 
SUNRISE AND SUNSET  
SEPTEMBER 25 2023.....SUNRISE 710 AM EDT SUNSET 713 PM EDT  
SEPTEMBER 26 2023.....SUNRISE 710 AM EDT SUNSET 711 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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