344  
CDUS42 KCHS 172113  
CLICXM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHARLESTON SC  
511 PM EDT THU AUG 17 2017  
 
   
...............................
 
 
   
..THE DOWNTOWN CHARLESTON SC CLIMATE SUMMARY FOR AUGUST 17 2017
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1870 TO 2017  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE  
VALUE (LST) VALUE VALUE FROM  
NORMAL    
...........................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM MM MM 100 1954 86 MM  
MINIMUM MM MM 70 1979 76 MM  
AVERAGE MM 81 MM  
 
PRECIPITATION (IN)  
TODAY 0.00 5.57 1945 0.22 -0.22  
MONTH TO DATE 5.70 3.41 2.29  
SINCE JUN 1 21.72 13.46 8.26  
SINCE JAN 1 38.71 26.90 11.81  
 
DEGREE DAYS  
COOLING  
TODAY MM 16 MM  
MONTH TO DATE 245 285 -40  
SINCE JUN 1 1200 1248 -48  
SINCE JAN 1 1736 1606 130    
...........................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION S (200)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION S (200)  
AVERAGE WIND SPEED 4.2  
 
   
......................................................
 
 
 
THE DOWNTOWN CHARLESTON SC CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 97 1995  
MINIMUM TEMPERATURE (F) 76 67 1979  
 
 
SUNRISE AND SUNSET  
AUGUST 17 2017........SUNRISE 645 AM EDT SUNSET 802 PM EDT  
AUGUST 18 2017........SUNRISE 645 AM EDT SUNSET 801 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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