659  
CDUS42 KCHS 120605  
CLICXM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHARLESTON SC  
205 AM EDT SAT JUL 12 2025  
   
...............................
 
 
   
..THE DOWNTOWN CHARLESTON SC CLIMATE SUMMARY FOR JULY 11 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 90 210 PM 100 2001 88 2 94  
MINIMUM 72 720 PM 66 1894 77 -5 79  
1898  
AVERAGE 81 82 -1 87  
 
PRECIPITATION (IN)  
YESTERDAY 0.69 2.69 1935 0.16 0.53 0.00  
MONTH TO DATE 1.87 1.74 0.13 2.97  
SINCE JUN 1 3.72 6.59 -2.87 5.13  
SINCE JAN 1 15.43 20.28 -4.85 25.48  
 
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 16 17 -1 22  
MONTH TO DATE 189 186 3 207  
SINCE JUN 1 692 614 78 690  
SINCE JAN 1 1207 1001 206 1174    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION S (200)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 6.6  
   
......................................................
 
 
THE DOWNTOWN CHARLESTON SC CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 88 97 1966  
MINIMUM TEMPERATURE (F) 77 65 1898  
 
SUNRISE AND SUNSET  
JULY 12 2025..........SUNRISE 621 AM EDT SUNSET 830 PM EDT  
JULY 13 2025..........SUNRISE 622 AM EDT SUNSET 829 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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