Climatological Report (Daily)
Issued by NWS Upton, NY
Issued by NWS Upton, NY
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CDUS41 KOKX 152133
CLIISP
CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK, NY
433 PM EST SAT NOV 15 2025
...................................
...THE ISLIP NY CLIMATE SUMMARY FOR NOVEMBER 15 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 50 108 PM 77 1993 54 -4 57
MINIMUM 31 647 AM 19 1967 38 -7 36
1986
AVERAGE 41 46 -5 47
PRECIPITATION (IN)
TODAY 0.00 1.32 1989 0.11 -0.11 0.00
MONTH TO DATE 0.91 1.62 -0.71 0.23
SINCE SEP 1 7.55 9.19 -1.64 0.59
SINCE JAN 1 31.33 39.49 -8.16 39.46
SNOWFALL (IN)
TODAY 0.0 4.3 2018 0.0 0.0 0.0
MONTH TO DATE T 0.1 -0.1 0.0
SINCE SEP 1 T 0.1 -0.1 0.0
SINCE JUL 1 T 0.1 -0.1 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 24 19 5 18
MONTH TO DATE 245 256 -11 201
SINCE SEP 1 473 610 -137 423
SINCE JUL 1 473 613 -140 424
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 14 HIGHEST WIND DIRECTION SW (220)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION SW (220)
AVERAGE WIND SPEED 6.6
SKY COVER
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 72 700 AM
LOWEST 39 100 PM
AVERAGE 56
..........................................................
THE ISLIP NY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 53 70 2001
MINIMUM TEMPERATURE (F) 37 17 1967
SUNRISE AND SUNSET
NOVEMBER 15 2025......SUNRISE 640 AM EST SUNSET 434 PM EST
NOVEMBER 16 2025......SUNRISE 641 AM EST SUNSET 433 PM EST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$