984
CDUS41 KOKX 310621
CLIISP
CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK, NY
221 AM EDT MON AUG 31 2026
...............................
..THE ISLIP NY CLIMATE SUMMARY FOR AUGUST 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 79 1159 AM 96 1973 79 0 77
MINIMUM 62 309 AM 45 1986 64 -2 56
AVERAGE 71 72 -1 67
PRECIPITATION (IN)
YESTERDAY 0.02 0.54 1974 0.11 -0.09 0.00
MONTH TO DATE 7.94 4.13 3.81 0.53
SINCE JUN 1 16.37 11.39 4.98 8.05
SINCE JAN 1 31.63 30.19 1.44 23.78
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 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
YESTERDAY 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
YESTERDAY 6 7 -1 2
MONTH TO DATE 310 265 45 242
SINCE JUN 1 810 729 81 911
SINCE JAN 1 865 758 107 923
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION SW (210)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 8.1
SKY COVER
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 94 900 PM
LOWEST 50 1000 AM
AVERAGE 72
......................................................
THE ISLIP NY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 79 94 1973
2010
MINIMUM TEMPERATURE (F) 64 45 1965
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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