244  
CDUS42 KCHS 060617  
CLICXM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHARLESTON SC  
217 AM EDT TUE MAY 06 2025  
   
...............................  
 
   
..THE DOWNTOWN CHARLESTON SC CLIMATE SUMMARY FOR MAY 5 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 79 340 PM 93 2014 77 2 79  
MINIMUM 68 540 AM 47 1940 65 3 74  
AVERAGE 74 71 3 77  
 
PRECIPITATION (IN)  
YESTERDAY 0.01 1.44 1923 0.07 -0.06 0.00  
MONTH TO DATE 0.07 0.37 -0.30 0.14  
SINCE MAR 1 3.10 6.36 -3.26 12.15  
SINCE JAN 1 5.77 11.48 -5.71 16.76  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 172 275 -103 131  
SINCE JUL 1 1512 1619 -107 1291  
 
COOLING  
YESTERDAY 9 6 3 12  
MONTH TO DATE 42 30 12 49  
SINCE MAR 1 207 143 64 200  
SINCE JAN 1 215 148 67 200    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION S (200)  
AVERAGE WIND SPEED 7.0  
   
......................................................  
 
THE DOWNTOWN CHARLESTON SC CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 77 95 1952  
MINIMUM TEMPERATURE (F) 66 51 2016  
 
SUNRISE AND SUNSET  
MAY 6 2025...........SUNRISE 628 AM EDT SUNSET 805 PM EDT  
MAY 7 2025...........SUNRISE 627 AM EDT SUNSET 806 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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