474  
CDUS42 KCHS 290604  
CLICXM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHARLESTON SC  
204 AM EDT MON MAY 29 2023  
   
...............................
 
 
   
..THE DOWNTOWN CHARLESTON SC CLIMATE SUMMARY FOR MAY 28 2023
 
 
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)  
YESTERDAY  
MAXIMUM 69 200 PM 98 2019 81 -12 83  
MINIMUM 63 410 AM 57 1934 71 -8 73  
1997  
AVERAGE 66 76 -10 78  
 
PRECIPITATION (IN)  
YESTERDAY 0.01 2.31 2016 0.11 -0.10 0.00  
MONTH TO DATE 4.83 2.23 2.60 1.84  
SINCE MAR 1 10.08 8.22 1.86 5.49  
SINCE JAN 1 16.80 13.34 3.46 8.62  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 3 0 3 3  
SINCE MAR 1 179 275 -96 157  
SINCE JUL 1 1145 1619 -474 1276  
 
COOLING  
YESTERDAY 1 11 -10 13  
MONTH TO DATE 177 235 -58 280  
SINCE MAR 1 356 348 8 419  
SINCE JAN 1 396 353 43 436    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION N (360)  
HIGHEST GUST SPEED 12 HIGHEST GUST DIRECTION N (360)  
AVERAGE WIND SPEED 4.3  
   
......................................................
 
 
THE DOWNTOWN CHARLESTON SC CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 97 1898  
1921  
2019  
MINIMUM TEMPERATURE (F) 71 58 1922  
 
SUNRISE AND SUNSET  
MAY 29 2023...........SUNRISE 614 AM EDT SUNSET 821 PM EDT  
MAY 30 2023...........SUNRISE 613 AM EDT SUNSET 822 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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