731
CDUS41 KOKX 010632
CLIISP
CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK, NY
232 AM EDT FRI MAY 01 2026
...............................
..THE ISLIP NY CLIMATE SUMMARY FOR APRIL 30 2026
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)
YESTERDAY
MAXIMUM 58 437 PM 79 2007 64 -6 74
MINIMUM 46 1138 PM 33 1992 46 0 53
AVERAGE 52 55 -3 64
PRECIPITATION (IN)
YESTERDAY 0.24 2.21 2014 0.13 0.11 T
MONTH TO DATE 2.15 4.06 -1.91 1.98
SINCE MAR 1 6.34 8.57 -2.23 6.74
SINCE JAN 1 12.58 15.52 -2.94 11.06
SNOWFALL (IN)
YESTERDAY 0.0 MM MM 0.0 0.0 0.0
MONTH TO DATE 0.0 0.6 -0.6 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
YESTERDAY 13 10 3 1
MONTH TO DATE 433 460 -27 359
SINCE MAR 1 1150 1240 -90 973
SINCE JUL 1 5006 4959 47 4455
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 11 2 9 0
SINCE MAR 1 11 2 9 0
SINCE JAN 1 11 2 9 0
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION E (110)
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 3.9
SKY COVER
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 700 AM
LOWEST 72 400 PM
AVERAGE 85
......................................................
THE ISLIP NY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 64 84 2001
MINIMUM TEMPERATURE (F) 46 32 2008
SUNRISE AND SUNSET
MAY 1 2026...........SUNRISE 551 AM EDT SUNSET 749 PM EDT
MAY 2 2026...........SUNRISE 550 AM EDT SUNSET 750 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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