Climatological Report (Daily)
Issued by NWS Upton, NY

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771
CDUS41 KOKX 270618
CLIISP

CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK, NY
118 AM EST THU NOV 27 2025

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

...THE ISLIP NY CLIMATE SUMMARY FOR NOVEMBER 26 2025...

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)
 YESTERDAY
  MAXIMUM         59    133 PM  66    2011  50      9       57
                                      2020
  MINIMUM         53   1159 PM  19    1993  35     18       43
  AVERAGE         56                        42     14       50

PRECIPITATION (IN)
  YESTERDAY        0.04          1.38 1977   0.12  -0.08     0.28
  MONTH TO DATE    2.14                      2.88  -0.74     2.88
  SINCE SEP 1      8.78                     10.45  -1.67     3.24
  SINCE JAN 1     32.56                     40.75  -8.19    42.11

SNOWFALL (IN)
  YESTERDAY        0.0           T    1985   0.1   -0.1      0.0
                                      2013
                                      2014
  MONTH TO DATE    T                         0.4   -0.4      0.0
  SINCE SEP 1      T                         0.4   -0.4      0.0
  SINCE JUL 1      T                         0.4   -0.4      0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        9                        23    -14       15
  MONTH TO DATE  463                       488    -25      375
  SINCE SEP 1    691                       842   -151      597
  SINCE JUL 1    691                       845   -154      598

 COOLING
  YESTERDAY        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    21   HIGHEST WIND DIRECTION     W (280)
  HIGHEST GUST SPEED    33   HIGHEST GUST DIRECTION     S (170)
  AVERAGE WIND SPEED     8.0


SKY COVER
  AVERAGE SKY COVER 1.0


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT RAIN
  FOG
  FOG W/VISIBILITY <= 1/4 MILE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           900 PM
 LOWEST     77          1100 PM
 AVERAGE    89

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


THE ISLIP NY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   50        64      2015
 MINIMUM TEMPERATURE (F)   34        19      1991


SUNRISE AND SUNSET
NOVEMBER 27 2025......SUNRISE   653 AM EST   SUNSET   427 PM EST
NOVEMBER 28 2025......SUNRISE   654 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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