201
CDUS41 KOKX 010619
CLIISP
CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK, NY
219 AM EDT THU OCT 01 2026
...............................
..THE ISLIP NY CLIMATE SUMMARY FOR SEPTEMBER 30 2026
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1963 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 70 133 PM 82 1986 70 0 82
2025
MINIMUM 60 1159 PM 40 1992 53 7 63
2000
AVERAGE 65 62 3 73
PRECIPITATION (IN)
YESTERDAY 0.00 2.08 1979 0.14 -0.14 0.00
MONTH TO DATE 8.76 3.60 5.16 1.58
SINCE SEP 1 8.76 3.60 5.16 1.58
SINCE JAN 1 40.39 33.90 6.49 25.36
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 30 53 -23 7
SINCE SEP 1 30 53 -23 7
SINCE JUL 1 30 56 -26 7
COOLING
YESTERDAY 0 1 -1 8
MONTH TO DATE 111 108 3 156
SINCE SEP 1 111 108 3 156
SINCE JAN 1 984 872 112 1084
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WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION NW (320)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION W (260)
AVERAGE WIND SPEED 5.4
SKY COVER
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 800 PM
LOWEST 65 1200 PM
AVERAGE 79
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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 2026.......SUNRISE 649 AM EDT SUNSET 634 PM EDT
OCTOBER 2 2026.......SUNRISE 650 AM EDT SUNSET 633 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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