403  
CDUS42 KCHS 040620  
CLICXM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHARLESTON SC  
220 AM EDT SAT OCT 04 2025  
   
...............................  
 
   
..THE DOWNTOWN CHARLESTON SC CLIMATE SUMMARY FOR OCTOBER 3 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 78 120 PM 91 1919 79 -1 80  
1986  
MINIMUM 64 640 AM 44 1974 68 -4 72  
AVERAGE 71 74 -3 76  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 9.25 2015 0.17 -0.17 0.00  
MONTH TO DATE 0.00 0.51 -0.51 0.00  
SINCE SEP 1 1.04 5.76 -4.72 4.47  
SINCE JAN 1 34.93 35.49 -0.56 45.37  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 0 1 -1 0  
SINCE JUL 1 0 1 -1 0  
 
COOLING  
YESTERDAY 6 9 -3 11  
MONTH TO DATE 20 27 -7 36  
SINCE SEP 1 374 404 -30 422  
SINCE JAN 1 2469 2265 204 2478    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION NE (60)  
AVERAGE WIND SPEED 14.3  
   
......................................................  
 
THE DOWNTOWN CHARLESTON SC CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 79 93 1919  
MINIMUM TEMPERATURE (F) 68 48 1974  
 
SUNRISE AND SUNSET  
OCTOBER 4 2025.......SUNRISE 716 AM EDT SUNSET 700 PM EDT  
OCTOBER 5 2025.......SUNRISE 717 AM EDT SUNSET 659 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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