204
CDUS41 KOKX 010618
CLIISP
CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK, NY
218 AM EDT WED OCT 01 2025
...............................
..THE ISLIP NY CLIMATE SUMMARY FOR SEPTEMBER 30 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 82R 1244 PM 82 1986 70 12 73
MINIMUM 63 517 AM 40 1992 53 10 56
2000
AVERAGE 73 62 11 65
PRECIPITATION (IN)
YESTERDAY 0.00 2.08 1979 0.14 -0.14 0.00
MONTH TO DATE 1.58 3.60 -2.02 0.24
SINCE SEP 1 1.58 3.60 -2.02 0.24
SINCE JAN 1 25.36 33.90 -8.54 39.11
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 5 -5 0
MONTH TO DATE 7 53 -46 18
SINCE SEP 1 7 53 -46 18
SINCE JUL 1 7 56 -49 19
COOLING
YESTERDAY 8 1 7 0
MONTH TO DATE 156 108 48 80
SINCE SEP 1 156 108 48 80
SINCE JAN 1 1084 872 212 1001
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WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NE (30)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION NE (40)
AVERAGE WIND SPEED 6.8
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 400 AM
LOWEST 34 100 PM
AVERAGE 62
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THE ISLIP NY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 70 83 1986
MINIMUM TEMPERATURE (F) 53 37 1992
SUNRISE AND SUNSET
OCTOBER 1 2025.......SUNRISE 649 AM EDT SUNSET 634 PM EDT
OCTOBER 2 2025.......SUNRISE 650 AM EDT SUNSET 632 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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