Climatological Report (Daily)
Issued by NWS Upton, NY

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772
CDUS41 KOKX 242032
CLIISP

CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK, NY
432 PM EDT SAT MAY 24 2025

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

...THE ISLIP NY CLIMATE SUMMARY FOR MAY 24 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         67    246 PM  89    1975  71     -4       84
  MINIMUM         49    451 AM  41    1965  53     -4       59
  AVERAGE         58                        62     -4       72

PRECIPITATION (IN)
  TODAY            T             1.97 1978   0.11  -0.11     0.00
  MONTH TO DATE    3.89                      2.47   1.42     3.41
  SINCE MAR 1     10.63                     11.04  -0.41    16.40
  SINCE JAN 1     14.95                     17.99  -3.04    26.12

SNOWFALL (IN)
  TODAY            0.0          MM      MM   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.0    0.0      0.0
  SINCE MAR 1      0.0                       7.1   -7.1      0.0
  SINCE JUL 1     11.7                      31.8  -20.1     10.9
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  TODAY            7                         4      3        0
  MONTH TO DATE   92                       170    -78      141
  SINCE MAR 1   1065                      1410   -345     1166
  SINCE JUL 1   4547                      5129   -582     4505

 COOLING
  TODAY            0                         1     -1        7
  MONTH TO DATE   12                        11      1       18
  SINCE MAR 1     12                        13     -1       22
  SINCE JAN 1     12                        13     -1       22
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    23   HIGHEST WIND DIRECTION     W (270)
  HIGHEST GUST SPEED    32   HIGHEST GUST DIRECTION     W (280)
  AVERAGE WIND SPEED    13.2


SKY COVER
  AVERAGE SKY COVER 0.7


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93           200 AM
 LOWEST     43           300 PM
 AVERAGE    68

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


THE ISLIP NY CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   71        92      1991
 MINIMUM TEMPERATURE (F)   54        41      1972
                                             1992


SUNRISE AND SUNSET
MAY 24 2025...........SUNRISE   528 AM EDT   SUNSET   811 PM EDT
MAY 25 2025...........SUNRISE   527 AM EDT   SUNSET   812 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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