152
CDUS41 KOKX 190616
CLIISP
CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK, NY
116 AM EST WED NOV 19 2025
...............................
..THE ISLIP NY CLIMATE SUMMARY FOR NOVEMBER 18 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 50 201 PM 69 1987 53 -3 66
MINIMUM 34 439 AM 24 2014 37 -3 40
2020
AVERAGE 42 45 -3 53
PRECIPITATION (IN)
YESTERDAY 0.00 1.81 1968 0.11 -0.11 0.00
MONTH TO DATE 1.17 1.94 -0.77 0.23
SINCE SEP 1 7.81 9.51 -1.70 0.59
SINCE JAN 1 31.59 39.81 -8.22 39.46
SNOWFALL (IN)
YESTERDAY 0.0 T 1967 0.0 0.0 0.0
1980
1984
MONTH TO DATE T 0.2 -0.2 0.0
SINCE SEP 1 T 0.2 -0.2 0.0
SINCE JUL 1 T 0.2 -0.2 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 23 20 3 12
MONTH TO DATE 302 316 -14 235
SINCE SEP 1 530 670 -140 457
SINCE JUL 1 530 673 -143 458
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 23 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION NW (310)
AVERAGE WIND SPEED 8.3
SKY COVER
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 67 1100 PM
LOWEST 37 300 PM
AVERAGE 52
......................................................
THE ISLIP NY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 52 63 1985
1999
MINIMUM TEMPERATURE (F) 37 22 2014
2020
SUNRISE AND SUNSET
NOVEMBER 19 2025......SUNRISE 644 AM EST SUNSET 431 PM EST
NOVEMBER 20 2025......SUNRISE 645 AM EST SUNSET 430 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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