Climatological Report (Daily)
Issued by NWS Jacksonville, FL

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CDUS42 KJAX 210528
CLISSI


CLIMATE REPORT
NATIONAL WEATHER SERVICE JACKSONVILLE FL
127 AM EDT THU SEP 21 2017


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

...THE ST SIMONS ISLAND CLIMATE SUMMARY FOR SEPTEMBER 20 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         90    112 PM  93    1955  84      6       85
  MINIMUM         74    631 AM  56    1981  71      3       75
  AVERAGE         82                        78      4       80

PRECIPITATION (IN)
  YESTERDAY        0.00          5.22 1953   0.18  -0.18     0.00
  MONTH TO DATE   11.85                      3.97   7.88     8.14
  SINCE SEP 1     11.85                      3.97   7.88     8.14
  SINCE JAN 1     41.93                     34.08   7.85    31.95

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

DEGREE DAYS
 HEATING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE SEP 1      0                         0      0        0
  SINCE JUL 1      0                         0      0        0

 COOLING
  YESTERDAY       17                        12      5       15
  MONTH TO DATE  285                       284      1      292
  SINCE SEP 1    285                       284      1      292
  SINCE JAN 1   2612                      2260    352     2563
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION    SE (140)
  HIGHEST GUST SPEED    18   HIGHEST GUST DIRECTION    SE (140)
  AVERAGE WIND SPEED     7.1


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.1


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    88           200 AM
 LOWEST     50           100 PM
 AVERAGE    69

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


THE ST SIMONS ISLAND CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   84        92      1993
 MINIMUM TEMPERATURE (F)   71        60      2006


SUNRISE AND SUNSET
SEPTEMBER 21 2017.....SUNRISE   713 AM EDT   SUNSET   723 PM EDT
SEPTEMBER 22 2017.....SUNRISE   714 AM EDT   SUNSET   722 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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