550  
CDUS42 KCHS 302107  
CLICXM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHARLESTON SC  
507 PM EDT MON JUN 30 2025  
   
...............................
 
 
   
..THE DOWNTOWN CHARLESTON SC CLIMATE SUMMARY FOR JUNE 30 2025
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 87 1020 AM 100 1952 87 0 89  
MINIMUM 80 300 AM 64 1919 76 4 82  
AVERAGE 84 81 3 86  
 
PRECIPITATION (IN)  
TODAY 0.00 2.12 1944 0.17 -0.17 0.00  
MONTH TO DATE 1.85 4.85 -3.00 2.16  
SINCE JUN 1 1.85 4.85 -3.00 2.16  
SINCE JAN 1 13.56 18.54 -4.98 22.51  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 0 0 0 0  
SINCE JUL 1 1512 1625 -113 1291  
 
COOLING  
TODAY 19 16 3 21  
MONTH TO DATE 503 428 75 483  
SINCE JUN 1 503 428 75 483  
SINCE JAN 1 1018 815 203 967    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION S (170)  
AVERAGE WIND SPEED 8.8  
   
......................................................
 
 
THE DOWNTOWN CHARLESTON SC CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 87 101 1902  
MINIMUM TEMPERATURE (F) 76 64 1919  
 
SUNRISE AND SUNSET  
JUNE 30 2025..........SUNRISE 615 AM EDT SUNSET 832 PM EDT  
JULY 1 2025..........SUNRISE 615 AM EDT SUNSET 832 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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