784
CDUS41 KOKX 142038
CLIISP
CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK, NY
438 PM EDT THU MAY 14 2026
...............................
..THE ISLIP NY CLIMATE SUMMARY FOR MAY 14 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 66 259 PM 86 1991 68 -2 68
MINIMUM 55 621 AM 34 1987 50 5 59
1996
1998
AVERAGE 61 59 2 64
PRECIPITATION (IN)
TODAY 0.01 1.23 1978 0.10 -0.09 0.33
MONTH TO DATE 0.67 1.46 -0.79 2.16
SINCE MAR 1 7.01 10.03 -3.02 8.90
SINCE JAN 1 13.25 16.98 -3.73 13.22
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 4 7 -3 1
MONTH TO DATE 126 117 9 38
SINCE MAR 1 1276 1357 -81 1011
SINCE JUL 1 5132 5076 56 4493
COOLING
TODAY 0 1 -1 0
MONTH TO DATE 0 1 -1 2
SINCE MAR 1 11 3 8 2
SINCE JAN 1 11 3 8 2
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION S (170)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION S (170)
AVERAGE WIND SPEED 6.6
SKY COVER
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 600 AM
LOWEST 48 300 PM
AVERAGE 72
......................................................
THE ISLIP NY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 68 82 1976
MINIMUM TEMPERATURE (F) 50 40 1968
1999
SUNRISE AND SUNSET
MAY 14 2026...........SUNRISE 536 AM EDT SUNSET 802 PM EDT
MAY 15 2026...........SUNRISE 535 AM EDT SUNSET 803 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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