582  
CDUS42 KCHS 202107  
CLICXM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHARLESTON SC  
507 PM EDT SUN AUG 20 2023  
   
...............................
 
 
   
..THE DOWNTOWN CHARLESTON SC CLIMATE SUMMARY FOR AUGUST 20 2023
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1870 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 89 1100 AM 99 1902 86 3 90  
MINIMUM 80 440 AM 66 1943 76 4 75  
AVERAGE 85 81 4 83  
 
PRECIPITATION (IN)  
TODAY 0.00 3.26 1949 0.20 -0.20 0.00  
MONTH TO DATE 4.44 3.82 0.62 5.21  
SINCE JUN 1 15.11 13.75 1.36 13.97  
SINCE JAN 1 31.91 27.44 4.47 22.59  
 
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 0 0 0 0  
 
COOLING  
TODAY 20 16 4 18  
MONTH TO DATE 376 335 41 344  
SINCE JUN 1 1337 1299 38 1365  
SINCE JAN 1 1751 1686 65 1845    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION S (170)  
AVERAGE WIND SPEED 6.3  
   
......................................................
 
 
THE DOWNTOWN CHARLESTON SC CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 99 1900  
MINIMUM TEMPERATURE (F) 76 66 1930  
1961  
 
SUNRISE AND SUNSET  
AUGUST 20 2023........SUNRISE 646 AM EDT SUNSET 759 PM EDT  
AUGUST 21 2023........SUNRISE 647 AM EDT SUNSET 758 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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