242
CDUS41 KOKX 232035
CLIISP
CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK, NY
435 PM EDT WED SEP 23 2026
...............................
..THE ISLIP NY CLIMATE SUMMARY FOR SEPTEMBER 23 2026
VALID TODAY AS OF 0400 PM LOCAL TIME.
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)
TODAY
MAXIMUM 69 218 PM 88 1970 72 -3 79
1980
MINIMUM 55 1206 AM 40 1976 56 -1 65
AVERAGE 62 64 -2 72
PRECIPITATION (IN)
TODAY 0.00 1.69 1975 0.11 -0.11 0.00
MONTH TO DATE 4.72 2.72 2.00 1.24
SINCE SEP 1 4.72 2.72 2.00 1.24
SINCE JAN 1 36.35 33.02 3.33 25.02
SNOWFALL (IN)
TODAY 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
TODAY 3 3 0 0
MONTH TO DATE 8 26 -18 7
SINCE SEP 1 8 26 -18 7
SINCE JUL 1 8 29 -21 7
COOLING
TODAY 0 2 -2 7
MONTH TO DATE 111 96 15 93
SINCE SEP 1 111 96 15 93
SINCE JAN 1 984 860 124 1021
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION NE (40)
HIGHEST GUST SPEED 38 HIGHEST GUST DIRECTION E (70)
AVERAGE WIND SPEED 16.7
SKY COVER
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 77 200 AM
LOWEST 43 300 PM
AVERAGE 60
......................................................
THE ISLIP NY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 72 89 2017
MINIMUM TEMPERATURE (F) 56 38 1963
SUNRISE AND SUNSET
SEPTEMBER 23 2026.....SUNRISE 641 AM EDT SUNSET 648 PM EDT
SEPTEMBER 24 2026.....SUNRISE 642 AM EDT SUNSET 646 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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