878
CDUS41 KOKX 120621
CLIISP
CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK, NY
121 AM EST WED NOV 12 2025
...............................
..THE ISLIP NY CLIMATE SUMMARY FOR NOVEMBER 11 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 42 1029 PM 71 2024 55 -13 71
MINIMUM 34 609 AM 24 1973 39 -5 51
AVERAGE 38 47 -9 61
PRECIPITATION (IN)
YESTERDAY T 1.26 1984 0.10 -0.10 0.16
MONTH TO DATE 0.91 1.19 -0.28 0.23
SINCE SEP 1 7.55 8.76 -1.21 0.59
SINCE JAN 1 31.33 39.06 -7.73 39.46
SNOWFALL (IN)
YESTERDAY T 0.2 1987 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
YESTERDAY 27 18 9 4
MONTH TO DATE 164 181 -17 117
SINCE SEP 1 392 535 -143 339
SINCE JUL 1 392 538 -146 340
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
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WIND (MPH)
HIGHEST WIND SPEED 38 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 58 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 18.6
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT SNOW
RELATIVE HUMIDITY (PERCENT)
HIGHEST 57 1200 AM
LOWEST 41 1100 AM
AVERAGE 49
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THE ISLIP NY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 55 72 2022
MINIMUM TEMPERATURE (F) 39 25 2001
SUNRISE AND SUNSET
NOVEMBER 12 2025......SUNRISE 636 AM EST SUNSET 437 PM EST
NOVEMBER 13 2025......SUNRISE 637 AM EST SUNSET 436 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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