135  
CDUS42 KCHS 160611  
CLICXM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHARLESTON SC  
211 AM EDT TUE MAY 16 2023  
   
...............................
 
 
   
..THE DOWNTOWN CHARLESTON SC CLIMATE SUMMARY FOR MAY 15 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 77 1240 PM 94 1935 79 -2 81  
1956  
MINIMUM 72 410 AM 51 1917 68 4 69  
AVERAGE 75 73 2 75  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.33 1971 0.07 -0.07 0.00  
MONTH TO DATE 0.80 1.09 -0.29 0.39  
SINCE MAR 1 6.05 7.08 -1.03 4.04  
SINCE JAN 1 12.77 12.20 0.57 7.17  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 3  
SINCE MAR 1 176 275 -99 157  
SINCE JUL 1 1142 1619 -477 1276  
 
COOLING  
YESTERDAY 10 8 2 10  
MONTH TO DATE 98 106 -8 111  
SINCE MAR 1 277 219 58 250  
SINCE JAN 1 317 224 93 267    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 12 HIGHEST GUST DIRECTION E (70)  
AVERAGE WIND SPEED 6.5  
   
......................................................
 
 
THE DOWNTOWN CHARLESTON SC CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 79 96 1915  
MINIMUM TEMPERATURE (F) 68 53 1926  
 
SUNRISE AND SUNSET  
MAY 16 2023...........SUNRISE 620 AM EDT SUNSET 812 PM EDT  
MAY 17 2023...........SUNRISE 620 AM EDT SUNSET 813 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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