336
CDUS41 KOKX 260632
CLIISP
CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK, NY
232 AM EDT TUE AUG 26 2025
...............................
..THE ISLIP NY CLIMATE SUMMARY FOR AUGUST 25 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 84 143 PM 92 1969 80 4 83
1998
2021
MINIMUM 66 539 AM 47 1971 65 1 64
AVERAGE 75 73 2 74
PRECIPITATION (IN)
YESTERDAY 0.00 2.13 1985 0.14 -0.14 0.00
MONTH TO DATE 0.53 3.51 -2.98 6.44
SINCE JUN 1 8.05 10.77 -2.72 11.43
SINCE JAN 1 23.78 29.57 -5.79 38.81
SNOWFALL (IN)
YESTERDAY 0.0 MM MM 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 1
SINCE JUN 1 18 31 -13 1
SINCE JUL 1 0 1 -1 1
COOLING
YESTERDAY 10 8 2 9
MONTH TO DATE 221 229 -8 228
SINCE JUN 1 890 693 197 824
SINCE JAN 1 902 722 180 866
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WIND (MPH)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION SW (210)
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION S (200)
AVERAGE WIND SPEED 6.5
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
FOG W/VISIBILITY <= 1/4 MILE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 100 AM
LOWEST 55 400 PM
AVERAGE 76
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THE ISLIP NY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 80 93 2016
MINIMUM TEMPERATURE (F) 65 50 1977
SUNRISE AND SUNSET
AUGUST 26 2025........SUNRISE 614 AM EDT SUNSET 734 PM EDT
AUGUST 27 2025........SUNRISE 615 AM EDT SUNSET 732 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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