Climatological Report (Daily)
Issued by NWS Upton, NY
Issued by NWS Upton, NY
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CDUS41 KOKX 282150
CLIISP
CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK, NY
450 PM EST FRI NOV 28 2025
...................................
...THE ISLIP NY CLIMATE SUMMARY FOR NOVEMBER 28 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 46 137 PM 68 2011 49 -3 56
MINIMUM 32 643 AM 20 1996 34 -2 41
AVERAGE 39 42 -3 49
PRECIPITATION (IN)
TODAY 0.00 1.93 1993 0.13 -0.13 0.46
MONTH TO DATE 2.14 3.14 -1.00 3.34
SINCE SEP 1 8.78 10.71 -1.93 3.70
SINCE JAN 1 32.56 41.01 -8.45 42.57
SNOWFALL (IN)
TODAY 0.0 0.2 1977 0.0 0.0 0.0
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
TODAY 26 23 3 16
MONTH TO DATE 509 534 -25 412
SINCE SEP 1 737 888 -151 634
SINCE JUL 1 737 891 -154 635
COOLING
TODAY 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 29 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 41 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 14.0
SKY COVER
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 63 300 AM
LOWEST 30 300 PM
AVERAGE 47
..........................................................
THE ISLIP NY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 49 66 1991
2011
MINIMUM TEMPERATURE (F) 34 21 2014
SUNRISE AND SUNSET
NOVEMBER 28 2025......SUNRISE 654 AM EST SUNSET 426 PM EST
NOVEMBER 29 2025......SUNRISE 655 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.
$$