458
CDUS41 KOKX 110617
CLIISP
CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK, NY
217 AM EDT MON AUG 11 2025
...............................
..THE ISLIP NY CLIMATE SUMMARY FOR AUGUST 10 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 87 1056 AM 91 2009 82 5 88
MINIMUM 62 442 AM 51 1964 67 -5 72
AVERAGE 75 74 1 80
PRECIPITATION (IN)
YESTERDAY 0.00 1.64 2012 0.14 -0.14 0.02
MONTH TO DATE 0.04 1.43 -1.39 4.30
SINCE JUN 1 7.56 8.69 -1.13 9.29
SINCE JAN 1 23.29 27.49 -4.20 36.67
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 0
SINCE JUN 1 18 31 -13 0
SINCE JUL 1 0 1 -1 0
COOLING
YESTERDAY 10 10 0 15
MONTH TO DATE 75 100 -25 124
SINCE JUN 1 744 564 180 720
SINCE JAN 1 756 593 163 762
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WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION SW (210)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 5.4
SKY COVER
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 600 AM
LOWEST 36 1000 AM
AVERAGE 62
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THE ISLIP NY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 82 93 2005
MINIMUM TEMPERATURE (F) 67 49 1972
SUNRISE AND SUNSET
AUGUST 11 2025........SUNRISE 559 AM EDT SUNSET 756 PM EDT
AUGUST 12 2025........SUNRISE 600 AM EDT SUNSET 754 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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