Climatological Report (Daily)
Issued by NWS Jacksonville, FL

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CDUS42 KJAX 130628
CLISSI


CLIMATE REPORT
NATIONAL WEATHER SERVICE JACKSONVILLE FL
128 AM EST WED DEC 13 2017


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

...THE ST SIMONS ISLAND CLIMATE SUMMARY FOR DECEMBER 12 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1948 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         68    106 PM  79    1971  63      5       77
  MINIMUM         46    252 AM  22    1957  46      0       60
  AVERAGE         57                        55      2       69

PRECIPITATION (IN)
  YESTERDAY        0.00          1.02 2011   0.08  -0.08     0.00
  MONTH TO DATE    2.33                      0.97   1.36     1.98
  SINCE DEC 1      2.33                      0.97   1.36     1.98
  SINCE JAN 1     48.55                     43.33   5.22    45.23

SNOWFALL (IN)
  YESTERDAY        0.0           0.0    MM                   0.0
  MONTH TO DATE    0.0                                       0.0
  SINCE DEC 1      0.0                                       0.0
  SINCE JUL 1      0.0                                       0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        8                        11     -3        0
  MONTH TO DATE  112                       114     -2       71
  SINCE DEC 1    112                       114     -2       71
  SINCE JUL 1    242                       294    -52      176

 COOLING
  YESTERDAY        0                         0      0        4
  MONTH TO DATE    4                         9     -5       17
  SINCE DEC 1      4                         9     -5       17
  SINCE JAN 1   3124                      2624    500     3018
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    24   HIGHEST WIND DIRECTION     W (250)
  HIGHEST GUST SPEED    33   HIGHEST GUST DIRECTION    SW (240)
  AVERAGE WIND SPEED    11.1


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.0


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93           600 AM
 LOWEST     39           400 PM
 AVERAGE    66

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


THE ST SIMONS ISLAND CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   63        79      1948
 MINIMUM TEMPERATURE (F)   46        14      1962


SUNRISE AND SUNSET
DECEMBER 13 2017......SUNRISE   715 AM EST   SUNSET   524 PM EST
DECEMBER 14 2017......SUNRISE   716 AM EST   SUNSET   525 PM EST


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




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