Climatological Report (Daily)
Issued by NWS Upton, NY

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000
CDUS41 KOKX 140618
CLIISP


CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK NY
117 AM EST THU DEC 14 2017


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

...THE ISLIP NY CLIMATE SUMMARY FOR DECEMBER 13 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1963 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         32   1230 AM  68    2015  44    -12       44
  MINIMUM         21    741 AM   5    1982  29     -8       32
  AVERAGE         27                        36     -9       38

PRECIPITATION (IN)
  YESTERDAY        0.00          1.53 1988   0.13  -0.13     0.00
  MONTH TO DATE    0.87                      1.81  -0.94     1.39
  SINCE DEC 1      0.87                      1.81  -0.94     1.39
  SINCE JAN 1     42.19                     43.99  -1.80    32.85

SNOWFALL (IN)
  YESTERDAY        0.0           9.2  1988   0.1   -0.1      0.0
  MONTH TO DATE    1.3                       1.5   -0.2      0.1
  SINCE OCT 1      1.3                       2.0   -0.7      0.1
  SINCE JUL 1      1.3                       2.0   -0.7      0.1
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       38                        29      9       27
  MONTH TO DATE  325                       347    -22      341
  SINCE DEC 1    325                       347    -22      341
  SINCE JUL 1   1076                      1363   -287     1132

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1    972                       787    185     1124
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    35   HIGHEST WIND DIRECTION     W (290)
  HIGHEST GUST SPEED    45   HIGHEST GUST DIRECTION     W (280)
  AVERAGE WIND SPEED    18.1


SKY COVER
  AVERAGE SKY COVER 0.5


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    56          1200 AM
 LOWEST     31           400 PM
 AVERAGE    44

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


THE ISLIP NY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   43        62      2015
 MINIMUM TEMPERATURE (F)   29         5      1982


SUNRISE AND SUNSET
DECEMBER 14 2017......SUNRISE   709 AM EST   SUNSET   425 PM EST
DECEMBER 15 2017......SUNRISE   710 AM EST   SUNSET   426 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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