690  
CDUS42 KCHS 100602  
CLICXM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHARLESTON SC  
202 AM EDT THU JUL 10 2025  
   
...............................  
 
   
..THE DOWNTOWN CHARLESTON SC CLIMATE SUMMARY FOR JULY 9 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 1110 AM 99 1977 87 0 89  
1986  
MINIMUM 77 920 PM 65 1947 77 0 76  
AVERAGE 82 82 0 83  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.91 1896 0.16 -0.16 0.86  
MONTH TO DATE 0.93 1.43 -0.50 2.95  
SINCE JUN 1 2.78 6.28 -3.50 5.11  
SINCE JAN 1 14.49 19.97 -5.48 25.46  
 
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 17 17 0 18  
MONTH TO DATE 158 152 6 166  
SINCE JUN 1 661 580 81 649  
SINCE JAN 1 1176 967 209 1133    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 19 HIGHEST WIND DIRECTION SE (150)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION S (170)  
AVERAGE WIND SPEED 9.9  
   
......................................................  
 
THE DOWNTOWN CHARLESTON SC CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 88 99 1986  
MINIMUM TEMPERATURE (F) 77 64 1894  
 
SUNRISE AND SUNSET  
JULY 10 2025..........SUNRISE 620 AM EDT SUNSET 830 PM EDT  
JULY 11 2025..........SUNRISE 620 AM EDT SUNSET 830 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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