Climatological Report (Daily)
Issued by NWS Upton, NY
Issued by NWS Upton, NY
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CDUS41 KOKX 280618
CLIISP
CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK, NY
118 AM EST FRI NOV 28 2025
...................................
...THE ISLIP NY CLIMATE SUMMARY FOR NOVEMBER 27 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 53 1219 AM 64 2015 50 3 54
MINIMUM 37 1159 PM 19 1991 34 3 33
AVERAGE 45 42 3 44
PRECIPITATION (IN)
YESTERDAY 0.00 1.75 2013 0.13 -0.13 0.00
MONTH TO DATE 2.14 3.01 -0.87 2.88
SINCE SEP 1 8.78 10.58 -1.80 3.24
SINCE JAN 1 32.56 40.88 -8.32 42.11
SNOWFALL (IN)
YESTERDAY 0.0 4.0 1978 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
YESTERDAY 20 23 -3 21
MONTH TO DATE 483 511 -28 396
SINCE SEP 1 711 865 -154 618
SINCE JUL 1 711 868 -157 619
COOLING
YESTERDAY 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 24 HIGHEST WIND DIRECTION W (290)
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 13.0
SKY COVER
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 59 1200 AM
LOWEST 33 1200 PM
AVERAGE 46
..........................................................
THE ISLIP NY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 49 68 2011
MINIMUM TEMPERATURE (F) 34 20 1996
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.
$$