888  
CDUS42 KCHS 290621  
CLICXM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHARLESTON SC  
221 AM EDT FRI AUG 29 2025  
   
...............................  
 
   
..THE DOWNTOWN CHARLESTON SC CLIMATE SUMMARY FOR AUGUST 28 2025  
 
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)  
YESTERDAY  
MAXIMUM 83 150 PM 98 1903 85 -2 89  
MINIMUM 74 540 AM 62 1904 76 -2 78  
1927  
1986  
AVERAGE 79 80 -1 84  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 3.82 2012 0.21 -0.21 0.00  
MONTH TO DATE 14.11 5.51 8.60 10.88  
SINCE JUN 1 20.51 15.44 5.07 20.55  
SINCE JAN 1 32.22 29.13 3.09 40.90  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 14 16 -2 19  
MONTH TO DATE 440 463 -23 453  
SINCE JUN 1 1543 1427 116 1516  
SINCE JAN 1 2058 1814 244 2000    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION E (110)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION E (110)  
AVERAGE WIND SPEED 8.0  
   
......................................................  
 
THE DOWNTOWN CHARLESTON SC CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 97 1903  
1998  
MINIMUM TEMPERATURE (F) 76 59 1986  
 
SUNRISE AND SUNSET  
AUGUST 29 2025........SUNRISE 653 AM EDT SUNSET 748 PM EDT  
AUGUST 30 2025........SUNRISE 653 AM EDT SUNSET 747 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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