188
CDUS41 KOKX 090619
CLIISP
CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK, NY
219 AM EDT FRI MAY 09 2025
...............................
..THE ISLIP NY CLIMATE SUMMARY FOR MAY 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 77 1204 PM 86 2000 66 11 70
MINIMUM 55 453 AM 33 1974 48 7 58
AVERAGE 66 57 9 64
PRECIPITATION (IN)
YESTERDAY 0.00 1.46 1984 0.09 -0.09 0.42
MONTH TO DATE 1.27 0.87 0.40 1.08
SINCE MAR 1 8.01 9.44 -1.43 14.07
SINCE JAN 1 12.33 16.39 -4.06 23.79
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 MAR 1 0.0 7.1 -7.1 0.0
SINCE JUL 1 11.7 31.8 -20.1 10.9
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 8 -8 1
MONTH TO DATE 20 73 -53 54
SINCE MAR 1 993 1313 -320 1079
SINCE JUL 1 4475 5032 -557 4418
COOLING
YESTERDAY 1 0 1 0
MONTH TO DATE 2 0 2 1
SINCE MAR 1 2 2 0 5
SINCE JAN 1 2 2 0 5
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WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION S (200)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION S (190)
AVERAGE WIND SPEED 6.2
SKY COVER
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 500 AM
LOWEST 43 1200 PM
AVERAGE 67
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THE ISLIP NY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 66 83 1964
1993
2000
MINIMUM TEMPERATURE (F) 49 34 2020
SUNRISE AND SUNSET
MAY 9 2025...........SUNRISE 541 AM EDT SUNSET 757 PM EDT
MAY 10 2025...........SUNRISE 540 AM EDT SUNSET 758 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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