684
CDUS41 KOKX 270622
CLIISP
CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK, NY
222 AM EDT THU AUG 27 2026
...............................
..THE ISLIP NY CLIMATE SUMMARY FOR AUGUST 26 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 78 307 PM 93 2016 80 -2 80
MINIMUM 62 549 AM 50 1977 65 -3 62
AVERAGE 70 72 -2 71
PRECIPITATION (IN)
YESTERDAY 0.00 0.92 1999 0.13 -0.13 0.00
MONTH TO DATE 7.70 3.64 4.06 0.53
SINCE JUN 1 16.13 10.90 5.23 8.05
SINCE JAN 1 31.39 29.70 1.69 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 5 8 -3 6
MONTH TO DATE 275 237 38 227
SINCE JUN 1 775 701 74 896
SINCE JAN 1 830 730 100 908
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WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION S (200)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION S (200)
AVERAGE WIND SPEED 5.6
SKY COVER
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 600 AM
LOWEST 56 1100 AM
AVERAGE 75
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THE ISLIP NY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 80 94 2021
MINIMUM TEMPERATURE (F) 65 52 1989
SUNRISE AND SUNSET
AUGUST 27 2026........SUNRISE 614 AM EDT SUNSET 733 PM EDT
AUGUST 28 2026........SUNRISE 615 AM EDT SUNSET 731 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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