328
CDUS41 KOKX 042141
CLIISP
CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK, NY
441 PM EST THU DEC 04 2025
...............................
..THE ISLIP NY CLIMATE SUMMARY FOR DECEMBER 4 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 45 257 PM 73 1998 48 -3 46
MINIMUM 31 143 AM 13 1966 33 -2 21
AVERAGE 38 40 -2 34
PRECIPITATION (IN)
TODAY 0.00 2.45 1964 0.16 -0.16 0.13
MONTH TO DATE 1.33 0.61 0.72 0.13
SINCE DEC 1 1.33 0.61 0.72 0.13
SINCE JAN 1 34.47 41.89 -7.42 42.70
SNOWFALL (IN)
TODAY 0.0 1.8 2005 0.0 0.0 0.0
MONTH TO DATE 0.0 0.2 -0.2 T
SINCE DEC 1 0.0 0.2 -0.2 T
SINCE JUL 1 T 0.7 -0.7 T
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 27 25 2 31
MONTH TO DATE 110 98 12 131
SINCE DEC 1 110 98 12 131
SINCE JUL 1 899 1037 -138 821
COOLING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 1104 885 219 1012
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 11.0
SKY COVER
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 75 1200 AM
LOWEST 37 400 PM
AVERAGE 56
......................................................
THE ISLIP NY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 47 70 2001
MINIMUM TEMPERATURE (F) 32 13 1966
SUNRISE AND SUNSET
DECEMBER 4 2025......SUNRISE 700 AM EST SUNSET 425 PM EST
DECEMBER 5 2025......SUNRISE 701 AM EST SUNSET 425 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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