530
CDUS41 KOKX 272043
CLIISP
CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK, NY
443 PM EDT WED MAY 27 2026
...............................
..THE ISLIP NY CLIMATE SUMMARY FOR MAY 27 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 77 258 PM 88 1975 71 6 75
2014
MINIMUM 59 1213 AM 36 1968 54 5 51
AVERAGE 68 63 5 63
PRECIPITATION (IN)
TODAY T 1.00 2024 0.12 -0.12 0.00
MONTH TO DATE 2.67 2.81 -0.14 3.89
SINCE MAR 1 9.01 11.38 -2.37 10.63
SINCE JAN 1 15.25 18.33 -3.08 14.95
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 MAR 1 0.2 7.1 -6.9 0.0
SINCE JUL 1 61.8 31.8 30.0 11.7
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 0 4 -4 2
MONTH TO DATE 170 182 -12 102
SINCE MAR 1 1320 1422 -102 1075
SINCE JUL 1 5176 5141 35 4557
COOLING
TODAY 3 2 1 0
MONTH TO DATE 40 17 23 12
SINCE MAR 1 51 19 32 12
SINCE JAN 1 51 19 32 12
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION SW (220)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION W (250)
AVERAGE WIND SPEED 7.0
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 400 AM
LOWEST 69 300 PM
AVERAGE 81
......................................................
THE ISLIP NY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 72 90 1991
MINIMUM TEMPERATURE (F) 55 38 1994
SUNRISE AND SUNSET
MAY 27 2026...........SUNRISE 526 AM EDT SUNSET 814 PM EDT
MAY 28 2026...........SUNRISE 525 AM EDT SUNSET 815 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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