533
CDUS41 KOKX 312038
CLIISP
CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK, NY
438 PM EDT TUE MAR 31 2026
...............................
..THE ISLIP NY CLIMATE SUMMARY FOR MARCH 31 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 66 115 PM 73 1999 52 14 59
MINIMUM 49 255 AM 19 1964 36 13 46
AVERAGE 58 44 14 53
PRECIPITATION (IN)
TODAY T 2.52 1987 0.14 -0.14 0.44
MONTH TO DATE 4.19 4.51 -0.32 4.76
SINCE MAR 1 4.19 4.51 -0.32 4.76
SINCE JAN 1 10.43 11.46 -1.03 9.08
SNOWFALL (IN)
TODAY 0.0 4.6 2014 0.1 -0.1 0.0
MONTH TO DATE 0.2 6.5 -6.3 0.0
SINCE MAR 1 0.2 6.5 -6.3 0.0
SINCE JUL 1 61.8 31.2 30.6 11.7
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 7 21 -14 12
MONTH TO DATE 717 780 -63 614
SINCE MAR 1 717 780 -63 614
SINCE JUL 1 4573 4499 74 4096
COOLING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE MAR 1 0 0 0 0
SINCE JAN 1 0 0 0 0
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION SW (230)
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION S (200)
AVERAGE WIND SPEED 11.5
SKY COVER
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 86 400 AM
LOWEST 56 100 PM
AVERAGE 71
......................................................
THE ISLIP NY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 53 67 1999
MINIMUM TEMPERATURE (F) 37 16 1969
SUNRISE AND SUNSET
MARCH 31 2026.........SUNRISE 638 AM EDT SUNSET 716 PM EDT
APRIL 1 2026.........SUNRISE 636 AM EDT SUNSET 717 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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