149
CDUS41 KOKX 290141
CLIISP
CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK, NY
941 PM EDT MON SEP 28 2026
...............................
..THE ISLIP NY CLIMATE SUMMARY FOR SEPTEMBER 28 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 62 235 PM 84 2025 71 -9 84
MINIMUM 59 935 AM 38 1989 54 5 66
AVERAGE 61 62 -1 75
PRECIPITATION (IN)
TODAY 0.46 1.79 2004 0.13 0.33 0.01
MONTH TO DATE 8.75 3.33 5.42 1.58
SINCE SEP 1 8.75 3.33 5.42 1.58
SINCE JAN 1 40.38 33.63 6.75 25.36
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 4 4 0 0
MONTH TO DATE 28 44 -16 7
SINCE SEP 1 28 44 -16 7
SINCE JUL 1 28 47 -19 7
COOLING
TODAY 0 2 -2 10
MONTH TO DATE 111 106 5 141
SINCE SEP 1 111 106 5 141
SINCE JAN 1 984 870 114 1069
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NE (30)
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION NE (50)
AVERAGE WIND SPEED 12.5
SKY COVER
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 1200 AM
LOWEST 90 100 PM
AVERAGE 94
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THE ISLIP NY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 70 81 2015
MINIMUM TEMPERATURE (F) 54 39 1976
SUNRISE AND SUNSET
SEPTEMBER 28 2026.....SUNRISE 646 AM EDT SUNSET 639 PM EDT
SEPTEMBER 29 2026.....SUNRISE 647 AM EDT SUNSET 638 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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