Climatological Report (Daily)
Issued by NWS Upton, NY

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090
CDUS41 KOKX 132136
CLIISP

CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK, NY
436 PM EST THU NOV 13 2025

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

...THE ISLIP NY CLIMATE SUMMARY FOR NOVEMBER 13 2025...
VALID TODAY AS OF 0400 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1963 TO 2025


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         53   1036 AM  69    1964  54     -1       49
  MINIMUM         44    639 AM  21    2019  38      6       32
  AVERAGE         49                        46      3       41

PRECIPITATION (IN)
  TODAY            T             1.63 1970   0.10  -0.10     0.00
  MONTH TO DATE    0.91                      1.40  -0.49     0.23
  SINCE SEP 1      7.55                      8.97  -1.42     0.59
  SINCE JAN 1     31.33                     39.27  -7.94    39.46

SNOWFALL (IN)
  TODAY            0.0           T    2004   0.0    0.0      0.0
  MONTH TO DATE    T                         0.1   -0.1      0.0
  SINCE SEP 1      T                         0.1   -0.1      0.0
  SINCE JUL 1      T                         0.1   -0.1      0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  TODAY           16                        19     -3       24
  MONTH TO DATE  200                       218    -18      158
  SINCE SEP 1    428                       572   -144      380
  SINCE JUL 1    428                       575   -147      381

 COOLING
  TODAY            0                         0      0        0
  MONTH TO DATE    0                         0      0        4
  SINCE SEP 1    176                       121     55       91
  SINCE JAN 1   1104                       885    219     1012
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    26   HIGHEST WIND DIRECTION    NW (300)
  HIGHEST GUST SPEED    40   HIGHEST GUST DIRECTION    NW (300)
  AVERAGE WIND SPEED    12.7


SKY COVER
  AVERAGE SKY COVER 0.6


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
  LIGHT RAIN


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    67           600 AM
 LOWEST     42          1200 PM
 AVERAGE    55

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


THE ISLIP NY CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   54        69      1980
 MINIMUM TEMPERATURE (F)   38        19      1986


SUNRISE AND SUNSET
NOVEMBER 13 2025......SUNRISE   637 AM EST   SUNSET   436 PM EST
NOVEMBER 14 2025......SUNRISE   639 AM EST   SUNSET   435 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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