586  
CDUS42 KCHS 080606  
CLICXM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHARLESTON SC  
206 AM EDT MON SEP 08 2025  
   
...............................  
 
   
..THE DOWNTOWN CHARLESTON SC CLIMATE SUMMARY FOR SEPTEMBER 7 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 87 1250 PM 97 1921 84 3 81  
MINIMUM 72 330 PM 63 1988 74 -2 72  
AVERAGE 80 79 1 77  
 
PRECIPITATION (IN)  
YESTERDAY 0.94 2.46 1991 0.19 0.75 0.00  
MONTH TO DATE 0.94 1.35 -0.41 1.28  
SINCE SEP 1 0.94 1.35 -0.41 1.28  
SINCE JAN 1 34.83 31.08 3.75 42.18  
 
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 15 14 1 12  
MONTH TO DATE 89 102 -13 96  
SINCE SEP 1 89 102 -13 96  
SINCE JAN 1 2184 1963 221 2152    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION N (350)  
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION N (350)  
AVERAGE WIND SPEED 5.6  
   
......................................................  
 
THE DOWNTOWN CHARLESTON SC CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 96 1939  
MINIMUM TEMPERATURE (F) 74 63 1932  
1988  
 
SUNRISE AND SUNSET  
SEPTEMBER 8 2025.....SUNRISE 659 AM EDT SUNSET 735 PM EDT  
SEPTEMBER 9 2025.....SUNRISE 700 AM EDT SUNSET 733 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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