715  
CDUS42 KCHS 312113  
CLICXM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHARLESTON SC  
513 PM EDT SUN MAY 31 2026  
   
...............................
 
 
   
..THE DOWNTOWN CHARLESTON SC CLIMATE SUMMARY FOR MAY 31 2026
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1870 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 78 200 AM 98 1953 82 -4 81  
MINIMUM 72 300 AM 51 1984 72 0 66  
AVERAGE 75 77 -2 74  
 
PRECIPITATION (IN)  
TODAY 0.00 1.26 1948 0.12 -0.12 0.00  
MONTH TO DATE 1.43 2.58 -1.15 6.01  
SINCE MAR 1 2.14 8.57 -6.43 9.04  
SINCE JAN 1 5.87 13.69 -7.82 11.71  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 9 0 9 0  
SINCE MAR 1 171 275 -104 172  
SINCE JUL 1 1569 1619 -50 1512  
 
COOLING  
TODAY 10 12 -2 9  
MONTH TO DATE 288 269 19 342  
SINCE MAR 1 479 382 97 507  
SINCE JAN 1 484 387 97 515    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION E (70)  
AVERAGE WIND SPEED 16.7  
   
......................................................
 
 
THE DOWNTOWN CHARLESTON SC CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 82 100 1985  
MINIMUM TEMPERATURE (F) 72 57 1966  
 
SUNRISE AND SUNSET  
MAY 31 2026...........SUNRISE 613 AM EDT SUNSET 822 PM EDT  
JUNE 1 2026..........SUNRISE 613 AM EDT SUNSET 823 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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