771
CDUS41 KOKX 280657
CLIISP
CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK, NY
257 AM EDT FRI AUG 28 2026
...............................
..THE ISLIP NY CLIMATE SUMMARY FOR AUGUST 27 2026
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1963 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 81 1046 AM 94 2021 80 1 79
MINIMUM 72 559 AM 52 1989 65 7 60
AVERAGE 77 72 5 70
PRECIPITATION (IN)
YESTERDAY 0.22 2.19 2006 0.14 0.08 0.00
MONTH TO DATE 7.92 3.78 4.14 0.53
SINCE JUN 1 16.35 11.04 5.31 8.05
SINCE JAN 1 31.61 29.84 1.77 23.78
SNOWFALL (IN)
YESTERDAY 0.0 T 2020 0.0 0.0 0.0
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE JUN 1 0.0 0.0 0.0 0.0
SINCE JUL 1 0.0 0.0 0.0 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 10 31 -21 18
SINCE JUL 1 0 1 -1 0
COOLING
YESTERDAY 12 7 5 5
MONTH TO DATE 287 244 43 232
SINCE JUN 1 787 708 79 901
SINCE JAN 1 842 737 105 913
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WIND (MPH)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION S (170)
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION S (200)
AVERAGE WIND SPEED 8.3
SKY COVER
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 1100 PM
LOWEST 69 1100 AM
AVERAGE 85
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THE ISLIP NY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 80 95 1973
MINIMUM TEMPERATURE (F) 64 49 1986
SUNRISE AND SUNSET
AUGUST 28 2026........SUNRISE 615 AM EDT SUNSET 731 PM EDT
AUGUST 29 2026........SUNRISE 616 AM EDT SUNSET 729 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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