791
CDUS41 KOKX 132034
CLIISP
CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK, NY
434 PM EDT SUN SEP 13 2026
...............................
..THE ISLIP NY CLIMATE SUMMARY FOR SEPTEMBER 13 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 78 259 PM 89 2005 76 2 76
MINIMUM 68 238 AM 48 1973 60 8 58
AVERAGE 73 68 5 67
PRECIPITATION (IN)
TODAY 3.06R 1.82 1971 0.11 2.95 0.14
MONTH TO DATE 4.21 1.47 2.74 1.24
SINCE SEP 1 4.21 1.47 2.74 1.24
SINCE JAN 1 35.84 31.77 4.07 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 0 1 -1 0
MONTH TO DATE 0 6 -6 2
SINCE SEP 1 0 6 -6 2
SINCE JUL 1 0 9 -9 2
COOLING
TODAY 8 4 4 2
MONTH TO DATE 90 67 23 44
SINCE SEP 1 90 67 23 44
SINCE JAN 1 963 831 132 972
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION S (180)
HIGHEST GUST SPEED 39 HIGHEST GUST DIRECTION S (170)
AVERAGE WIND SPEED 6.7
SKY COVER
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 1100 AM
LOWEST 76 300 PM
AVERAGE 88
......................................................
THE ISLIP NY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 76 86 1976
MINIMUM TEMPERATURE (F) 60 41 1975
SUNRISE AND SUNSET
SEPTEMBER 13 2026.....SUNRISE 631 AM EDT SUNSET 705 PM EDT
SEPTEMBER 14 2026.....SUNRISE 632 AM EDT SUNSET 703 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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