Climatological Report (Daily)
Issued by NWS Upton, NY
Issued by NWS Upton, NY
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CDUS41 KOKX 272147
CLIISP
CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK, NY
447 PM EST THU NOV 27 2025
...................................
...THE ISLIP NY CLIMATE SUMMARY FOR NOVEMBER 27 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 53 1219 AM 64 2015 50 3 54
MINIMUM 41 701 AM 19 1991 34 7 33
AVERAGE 47 42 5 44
PRECIPITATION (IN)
TODAY 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)
TODAY 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
TODAY 18 23 -5 21
MONTH TO DATE 481 511 -30 396
SINCE SEP 1 709 865 -156 618
SINCE JUL 1 709 868 -159 619
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 24 HIGHEST WIND DIRECTION W (290)
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 13.9
SKY COVER
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 59 1200 AM
LOWEST 33 1200 PM
AVERAGE 46
..........................................................
THE ISLIP NY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 49 68 2011
MINIMUM TEMPERATURE (F) 34 20 1996
SUNRISE AND SUNSET
NOVEMBER 27 2025......SUNRISE 653 AM EST SUNSET 427 PM EST
NOVEMBER 28 2025......SUNRISE 654 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.
$$