Climatological Report (Daily)
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000
CDUS42 KKEY 152117
CLIMTH


CLIMATE REPORT
NATIONAL WEATHER SERVICE KEY WEST, FL
416 PM EST FRI DEC 15 2017


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

...THE MARATHON CLIMATE SUMMARY FOR DECEMBER 15 2017...
VALID TODAY AS OF 0400 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010


WEATHER ITEM   OBSERVED TIME   NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE  FROM      YEAR
                                      NORMAL
......................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         75    237 PM  77     -2       81
  MINIMUM         55    411 AM  67    -12       75
  AVERAGE         65            72     -7       78

PRECIPITATION (IN)
  TODAY            0.00          0.06  -0.06     0.00
  MONTH TO DATE    0.93          0.98  -0.05     1.23
  SINCE DEC 1      0.93          0.98  -0.05     1.23
  SINCE JAN 1     31.50         45.13 -13.63    37.23

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

DEGREE DAYS
 HEATING
  TODAY            0             1     -1        0
  MONTH TO DATE   18             8     10        0
  SINCE DEC 1     18             8     10        0
  SINCE JUL 1     18             9      9        0

 COOLING
  TODAY            0             8     -8       13
  MONTH TO DATE  121           127     -6      230
  SINCE DEC 1    121           127     -6      230
  SINCE JAN 1   5500          4891    609     5195
......................................................


WIND (MPH)
  HIGHEST WIND SPEED     7   HIGHEST WIND DIRECTION     N (10)
  HIGHEST GUST SPEED    10   HIGHEST GUST DIRECTION     N (20)
  AVERAGE WIND SPEED     2.6


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.0


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93
 LOWEST     44
 AVERAGE    69

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


THE MARATHON CLIMATE NORMALS FOR TOMORROW
                         NORMAL
 MAXIMUM TEMPERATURE (F)   77
 MINIMUM TEMPERATURE (F)   67


SUNRISE AND SUNSET
DECEMBER 15 2017......SUNRISE   701 AM EST   SUNSET   538 PM EST
DECEMBER 16 2017......SUNRISE   702 AM EST   SUNSET   538 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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