987
CDUS41 KOKX 050620
CLIISP
CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK, NY
220 AM EDT FRI SEP 05 2025
...............................
..THE ISLIP NY CLIMATE SUMMARY FOR SEPTEMBER 4 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 78 127 PM 92 2018 78 0 76
MINIMUM 58 549 AM 49 1975 63 -5 53
AVERAGE 68 70 -2 65
PRECIPITATION (IN)
YESTERDAY 0.00 1.65 2012 0.12 -0.12 0.00
MONTH TO DATE 0.00 0.47 -0.47 0.03
SINCE SEP 1 0.00 0.47 -0.47 0.03
SINCE JAN 1 23.78 30.77 -6.99 38.90
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 SEP 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 SEP 1 0 0 0 0
SINCE JUL 1 0 3 -3 1
COOLING
YESTERDAY 3 6 -3 0
MONTH TO DATE 9 24 -15 17
SINCE SEP 1 9 24 -15 17
SINCE JAN 1 937 788 149 938
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WIND (MPH)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION S (170)
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION S (160)
AVERAGE WIND SPEED 8.8
SKY COVER
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 300 AM
LOWEST 56 200 PM
AVERAGE 73
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THE ISLIP NY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 78 91 2023
MINIMUM TEMPERATURE (F) 63 49 1989
1997
2000
SUNRISE AND SUNSET
SEPTEMBER 5 2025.....SUNRISE 623 AM EDT SUNSET 718 PM EDT
SEPTEMBER 6 2025.....SUNRISE 624 AM EDT SUNSET 716 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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