Climatological Report (Daily)
Issued by NWS Jacksonville, FL

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CDUS42 KJAX 210545
CLISSI


CLIMATE REPORT
NATIONAL WEATHER SERVICE JACKSONVILLE FL
145 AM EDT FRI JUL 21 2017


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

...THE ST SIMONS ISLAND CLIMATE SUMMARY FOR JULY 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    128 PM 104    1986  91     -1       93
  MINIMUM         78   1108 PM  69    1967  76      2       79
  AVERAGE         84                        83      1       86

PRECIPITATION (IN)
  YESTERDAY        0.00          2.94 1956   0.13  -0.13     0.00
  MONTH TO DATE    1.73                      2.58  -0.85     0.45
  SINCE JUN 1      7.12                      7.42  -0.30     6.14
  SINCE JAN 1     19.26                     22.34  -3.08    19.17

SNOWFALL (IN)
  YESTERDAY        0.0           0.0    MM                   0.0
  MONTH TO DATE    0.0                                       0.0
  SINCE JUN 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 JUN 1      0                         0      0        0
  SINCE JUL 1      0                         0      0        0

 COOLING
  YESTERDAY       19                        18      1       21
  MONTH TO DATE  396                       355     41      413
  SINCE JUN 1    859                       814     45      927
  SINCE JAN 1   1567                      1256    311     1451
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION     N (360)
  HIGHEST GUST SPEED    27   HIGHEST GUST DIRECTION     N (10)
  AVERAGE WIND SPEED     5.5


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.1


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  THUNDERSTORM


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    94           200 AM
 LOWEST     59           100 PM
 AVERAGE    77

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


THE ST SIMONS ISLAND CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   91        97      1986
 MINIMUM TEMPERATURE (F)   76        69      1966


SUNRISE AND SUNSET
JULY 21 2017..........SUNRISE   636 AM EDT   SUNSET   828 PM EDT
JULY 22 2017..........SUNRISE   636 AM EDT   SUNSET   827 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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