674  
CDUS42 KCHS 172109  
CLICXM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHARLESTON SC  
509 PM EDT FRI MAY 17 2024  
   
...............................
 
 
   
..THE DOWNTOWN CHARLESTON SC CLIMATE SUMMARY FOR MAY 17 2024
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1870 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 80 1030 AM 94 1899 79 1 88  
MINIMUM 73 240 AM 54 1984 68 5 67  
AVERAGE 77 74 3 78  
 
PRECIPITATION (IN)  
TODAY 0.00 1.73 2023 0.07 -0.07 1.73  
MONTH TO DATE 1.86 1.23 0.63 2.53  
SINCE MAR 1 13.87 7.22 6.65 7.78  
SINCE JAN 1 18.48 12.34 6.14 14.50  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 131 275 -144 176  
SINCE JUL 1 1291 1619 -328 1142  
 
COOLING  
TODAY 12 9 3 13  
MONTH TO DATE 164 124 40 123  
SINCE MAR 1 315 237 78 302  
SINCE JAN 1 315 242 73 342    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 4.6  
   
......................................................
 
 
THE DOWNTOWN CHARLESTON SC CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 79 98 1899  
MINIMUM TEMPERATURE (F) 69 52 2009  
 
SUNRISE AND SUNSET  
MAY 17 2024...........SUNRISE 619 AM EDT SUNSET 814 PM EDT  
MAY 18 2024...........SUNRISE 619 AM EDT SUNSET 814 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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