726
CDUS41 KOKX 232039
CLIISP
CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK, NY
439 PM EDT SAT MAY 23 2026
...............................
..THE ISLIP NY CLIMATE SUMMARY FOR MAY 23 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 56 1015 AM 90 1992 70 -14 63
MINIMUM 52 259 PM 42 1968 53 -1 46
2006
AVERAGE 54 62 -8 55
PRECIPITATION (IN)
TODAY 0.08 1.31 1979 0.12 -0.04 0.04
MONTH TO DATE 1.25 2.36 -1.11 3.89
SINCE MAR 1 7.59 10.93 -3.34 10.63
SINCE JAN 1 13.83 17.88 -4.05 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 11 5 6 10
MONTH TO DATE 157 166 -9 85
SINCE MAR 1 1307 1406 -99 1058
SINCE JUL 1 5163 5125 38 4540
COOLING
TODAY 0 1 -1 0
MONTH TO DATE 34 10 24 12
SINCE MAR 1 45 12 33 12
SINCE JAN 1 45 12 33 12
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION E (80)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION E (90)
AVERAGE WIND SPEED 6.4
SKY COVER
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
RAIN
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 83 300 PM
LOWEST 54 100 AM
AVERAGE 69
......................................................
THE ISLIP NY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 71 89 1975
MINIMUM TEMPERATURE (F) 53 41 1965
SUNRISE AND SUNSET
MAY 23 2026...........SUNRISE 528 AM EDT SUNSET 810 PM EDT
MAY 24 2026...........SUNRISE 528 AM EDT SUNSET 811 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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