Climatological Report (Daily)
Issued by NWS Upton, NY

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000
CDUS41 KOKX 210630
CLIISP


CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK NY
220 AM EDT FRI JUL 21 2017


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

...THE ISLIP NY CLIMATE SUMMARY FOR JULY 20 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         92    157 PM  97    1991  82     10       82
  MINIMUM         72    446 AM  52    1996  66      6       63
  AVERAGE         82                        74      8       73

PRECIPITATION (IN)
  YESTERDAY        0.00          0.83 1981   0.12  -0.12     0.00
  MONTH TO DATE    1.22                      2.13  -0.91     1.95
  SINCE JUN 1      4.79                      6.40  -1.61     3.08
  SINCE JAN 1     23.73                     25.86  -2.13    20.27

SNOWFALL (IN)
  YESTERDAY        0.0          MM      MM   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.0    0.0      0.0
  SINCE OCT 1     39.3                      24.8   14.5     41.4
  SINCE JUL 1      0.0                       0.0    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     42                        38      4        8
  SINCE JUL 1      0                         0      0        0

 COOLING
  YESTERDAY       17                         9      8        8
  MONTH TO DATE  228                       173     55      213
  SINCE JUN 1    391                       313     78      352
  SINCE JAN 1    430                       337     93      396
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION     S (200)
  HIGHEST GUST SPEED    19   HIGHEST GUST DIRECTION     S (180)
  AVERAGE WIND SPEED     6.2


SKY COVER
  AVERAGE SKY COVER 0.6


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    94           100 AM
 LOWEST     44          1100 AM
 AVERAGE    69

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


THE ISLIP NY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   82       101      1991
 MINIMUM TEMPERATURE (F)   67        52      1974


SUNRISE AND SUNSET
JULY 21 2017..........SUNRISE   539 AM EDT   SUNSET   818 PM EDT
JULY 22 2017..........SUNRISE   540 AM EDT   SUNSET   817 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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