628
CDUS41 KOKX 090618
CLIISP
CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK, NY
218 AM EDT SAT AUG 09 2025
...............................
..THE ISLIP NY CLIMATE SUMMARY FOR AUGUST 8 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 80 131 PM 96 2001 82 -2 72
MINIMUM 59 420 AM 51 2004 67 -8 65
AVERAGE 70 75 -5 69
PRECIPITATION (IN)
YESTERDAY 0.00 3.11 1976 0.15 -0.15 0.11
MONTH TO DATE 0.04 1.14 -1.10 4.11
SINCE JUN 1 7.56 8.40 -0.84 9.10
SINCE JAN 1 23.29 27.20 -3.91 36.48
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 5 10 -5 4
MONTH TO DATE 60 80 -20 96
SINCE JUN 1 729 544 185 692
SINCE JAN 1 741 573 168 734
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WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION S (160)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION SE (120)
AVERAGE WIND SPEED 4.7
SKY COVER
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 86 400 AM
LOWEST 32 200 PM
AVERAGE 59
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THE ISLIP NY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 82 100 2001
MINIMUM TEMPERATURE (F) 67 54 1964
SUNRISE AND SUNSET
AUGUST 9 2025........SUNRISE 557 AM EDT SUNSET 758 PM EDT
AUGUST 10 2025........SUNRISE 558 AM EDT SUNSET 757 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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