385  
CDUS42 KCHS 042106  
CLICXM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHARLESTON SC  
506 PM EDT SUN MAY 04 2025  
   
...............................
 
 
   
..THE DOWNTOWN CHARLESTON SC CLIMATE SUMMARY FOR MAY 4 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 76 1120 AM 91 1902 77 -1 79  
MINIMUM 68 630 AM 48 1940 65 3 73  
1957  
AVERAGE 72 71 1 76  
 
PRECIPITATION (IN)  
TODAY 0.06 2.13 1917 0.08 -0.02 0.00  
MONTH TO DATE 0.06 0.30 -0.24 0.14  
SINCE MAR 1 3.09 6.29 -3.20 12.15  
SINCE JAN 1 5.76 11.41 -5.65 16.76  
 
DEGREE DAYS  
HEATING  
TODAY 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  
TODAY 7 6 1 11  
MONTH TO DATE 33 24 9 37  
SINCE MAR 1 198 137 61 188  
SINCE JAN 1 206 142 64 188    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 19 HIGHEST WIND DIRECTION S (190)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION S (200)  
AVERAGE WIND SPEED 9.5  
   
......................................................
 
 
THE DOWNTOWN CHARLESTON SC CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 77 93 2014  
MINIMUM TEMPERATURE (F) 65 47 1940  
 
SUNRISE AND SUNSET  
MAY 4 2025...........SUNRISE 629 AM EDT SUNSET 804 PM EDT  
MAY 5 2025...........SUNRISE 629 AM EDT SUNSET 805 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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