175
CDUS41 KOKX 080628
CLIISP
CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK, NY
128 AM EST MON DEC 08 2025
...............................
..THE ISLIP NY CLIMATE SUMMARY FOR DECEMBER 7 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 45 1250 PM 77 1998 47 -2 42
MINIMUM 26 707 AM 8 2002 32 -6 30
AVERAGE 36 39 -3 36
PRECIPITATION (IN)
YESTERDAY 0.00 1.64 1996 0.16 -0.16 0.00
MONTH TO DATE 1.33 1.09 0.24 0.52
SINCE DEC 1 1.33 1.09 0.24 0.52
SINCE JAN 1 34.47 42.37 -7.90 43.09
SNOWFALL (IN)
YESTERDAY 0.0 0.7 2008 0.1 -0.1 0.0
MONTH TO DATE T 0.5 -0.5 T
SINCE DEC 1 T 0.5 -0.5 T
SINCE JUL 1 T 1.0 -1.0 T
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 29 26 3 29
MONTH TO DATE 203 175 28 219
SINCE DEC 1 203 175 28 219
SINCE JUL 1 992 1114 -122 909
COOLING
YESTERDAY 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 17 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 5.7
SKY COVER
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 89 800 AM
LOWEST 45 1200 PM
AVERAGE 67
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THE ISLIP NY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 46 62 1980
MINIMUM TEMPERATURE (F) 32 15 1970
SUNRISE AND SUNSET
DECEMBER 8 2025......SUNRISE 704 AM EST SUNSET 425 PM EST
DECEMBER 9 2025......SUNRISE 705 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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