CDUS42 KCHS 092109

CLICXM



CLIMATE REPORT 

NATIONAL WEATHER SERVICE CHARLESTON SC

509 PM EDT FRI MAY 09 2025



...................................



...THE DOWNTOWN CHARLESTON SC CLIMATE SUMMARY FOR MAY 9 2025...

VALID TODAY AS OF 0500 PM LOCAL TIME.



CLIMATE NORMAL PERIOD 1991 TO 2020

CLIMATE RECORD PERIOD 1870 TO 2025





WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST      

                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     

                                                  NORMAL           

...................................................................

TEMPERATURE (F)                                                          

 TODAY                                                               

  MAXIMUM         79    330 PM  93    1936  78      1       80       

  MINIMUM         66    730 AM  49    1917  66      0       69       

                                      1928                           

  AVERAGE         73                        72      1       75     



PRECIPITATION (IN)                                                    

  TODAY            0.08          1.64 1979   0.08   0.00     0.69     

  MONTH TO DATE    1.07                      0.67   0.40     1.08     

  SINCE MAR 1      4.10                      6.66  -2.56    13.09     

  SINCE JAN 1      6.77                     11.78  -5.01    17.70     



DEGREE DAYS                                                           

 HEATING                                                              

  TODAY            0                         0      0        0        

  MONTH TO DATE    0                         0      0        0        

  SINCE MAR 1    172                       275   -103      131        

  SINCE JUL 1   1512                      1619   -107     1291        



 COOLING                                                              

  TODAY            8                         7      1       10        

  MONTH TO DATE   75                        58     17       94        

  SINCE MAR 1    240                       171     69      245        

  SINCE JAN 1    248                       176     72      245        

...................................................................





WIND (MPH)                                                            

  HIGHEST WIND SPEED    27   HIGHEST WIND DIRECTION     N (350)       

  HIGHEST GUST SPEED    39   HIGHEST GUST DIRECTION     N (10)        

  AVERAGE WIND SPEED     7.7                                        



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THE DOWNTOWN CHARLESTON SC CLIMATE NORMALS FOR TOMORROW

                         NORMAL    RECORD    YEAR                     

 MAXIMUM TEMPERATURE (F)   78        92      1926                      

                                             1963                     

 MINIMUM TEMPERATURE (F)   67        47      1906                      





SUNRISE AND SUNSET                                                    

MAY  9 2025...........SUNRISE   625 AM EDT   SUNSET   808 PM EDT     

MAY 10 2025...........SUNRISE   624 AM EDT   SUNSET   808 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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