Climatological Report (Daily)
Issued by NWS Upton, NY

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749
CDUS41 KOKX 030618
CLIISP

CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK, NY
218 AM EDT FRI OCT 03 2025

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

...THE ISLIP NY CLIMATE SUMMARY FOR OCTOBER 2 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         67    231 PM  89    2019  69     -2       69
  MINIMUM         49   1159 PM  36    1997  53     -4       55
  AVERAGE         58                        61     -3       62

PRECIPITATION (IN)
  YESTERDAY        0.00          1.64 2015   0.13  -0.13     0.00
  MONTH TO DATE    0.00                      0.26  -0.26     0.00
  SINCE SEP 1      1.58                      3.86  -2.28     0.24
  SINCE JAN 1     25.36                     34.16  -8.80    39.11

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 SEP 1      0.0                       0.0    0.0      0.0
  SINCE JUL 1      0.0                       0.0    0.0      0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        7                         5      2        3
  MONTH TO DATE   10                        10      0        4
  SINCE SEP 1     17                        63    -46       22
  SINCE JUL 1     17                        66    -49       23

 COOLING
  YESTERDAY        0                         1     -1        0
  MONTH TO DATE    0                         2     -2        0
  SINCE SEP 1    156                       110     46       80
  SINCE JAN 1   1084                       874    210     1001
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION    NE (40)
  HIGHEST GUST SPEED    26   HIGHEST GUST DIRECTION     N (360)
  AVERAGE WIND SPEED     6.2


SKY COVER
  AVERAGE SKY COVER 0.3


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    77          1200 AM
 LOWEST     35          1200 PM
 AVERAGE    56

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


THE ISLIP NY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   69        80      2000
                                             2002
 MINIMUM TEMPERATURE (F)   52        34      2003


SUNRISE AND SUNSET
OCTOBER  3 2025.......SUNRISE   651 AM EDT   SUNSET   631 PM EDT
OCTOBER  4 2025.......SUNRISE   652 AM EDT   SUNSET   629 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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