524
CDUS41 KOKX 312037
CLIISP
CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK, NY
437 PM EDT MON AUG 31 2026
...............................
..THE ISLIP NY CLIMATE SUMMARY FOR AUGUST 31 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 77 143 PM 94 1973 79 -2 79
2010
MINIMUM 68 629 AM 45 1965 64 4 60
AVERAGE 73 72 1 70
PRECIPITATION (IN)
TODAY 0.00 0.65 1981 0.11 -0.11 0.00
MONTH TO DATE 7.94 4.24 3.70 0.53
SINCE JUN 1 16.37 11.50 4.87 8.05
SINCE JAN 1 31.63 30.30 1.33 23.78
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 JUN 1 0.0 0.0 0.0 0.0
SINCE JUL 1 0.0 0.0 0.0 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 10 31 -21 18
SINCE JUL 1 0 1 -1 0
COOLING
TODAY 8 7 1 5
MONTH TO DATE 318 271 47 247
SINCE JUN 1 818 735 83 916
SINCE JAN 1 873 764 109 928
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION S (160)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION S (170)
AVERAGE WIND SPEED 7.3
SKY COVER
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 1200 AM
LOWEST 64 1000 AM
AVERAGE 79
......................................................
THE ISLIP NY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 79 93 2010
MINIMUM TEMPERATURE (F) 64 49 1991
SUNRISE AND SUNSET
AUGUST 31 2026........SUNRISE 618 AM EDT SUNSET 726 PM EDT
SEPTEMBER 1 2026.....SUNRISE 619 AM EDT SUNSET 725 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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