321
CDUS41 KOKX 260633
CLIISP
CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK, NY
233 AM EDT TUE MAY 26 2026
...............................
..THE ISLIP NY CLIMATE SUMMARY FOR MAY 25 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 73 452 PM 92 1991 71 2 68
MINIMUM 55 509 AM 41 1972 54 1 51
1992
AVERAGE 64 62 2 60
PRECIPITATION (IN)
YESTERDAY 0.14 1.16 1997 0.11 0.03 T
MONTH TO DATE 2.67 2.58 0.09 3.89
SINCE MAR 1 9.01 11.15 -2.14 10.63
SINCE JAN 1 15.25 18.10 -2.85 14.95
SNOWFALL (IN)
YESTERDAY 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
YESTERDAY 1 4 -3 5
MONTH TO DATE 170 174 -4 97
SINCE MAR 1 1320 1414 -94 1070
SINCE JUL 1 5176 5133 43 4552
COOLING
YESTERDAY 0 2 -2 0
MONTH TO DATE 34 13 21 12
SINCE MAR 1 45 15 30 12
SINCE JAN 1 45 15 30 12
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION SW (220)
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION SW (220)
AVERAGE WIND SPEED 5.3
SKY COVER
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HEAVY RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 1200 AM
LOWEST 71 500 PM
AVERAGE 86
......................................................
THE ISLIP NY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 71 92 2010
MINIMUM TEMPERATURE (F) 54 37 1992
SUNRISE AND SUNSET
MAY 26 2026...........SUNRISE 526 AM EDT SUNSET 813 PM EDT
MAY 27 2026...........SUNRISE 526 AM EDT SUNSET 814 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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