890
CDUS41 KOKX 230634
CLIISP
CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK, NY
234 AM EDT SAT AUG 23 2025
...............................
..THE ISLIP NY CLIMATE SUMMARY FOR AUGUST 22 2025
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1963 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 84 343 PM 91 2019 81 3 77
MINIMUM 61 535 AM 49 1982 65 -4 55
AVERAGE 73 73 0 66
PRECIPITATION (IN)
YESTERDAY 0.00 2.21 1977 0.13 -0.13 0.00
MONTH TO DATE 0.53 3.09 -2.56 6.44
SINCE JUN 1 8.05 10.35 -2.30 11.43
SINCE JAN 1 23.78 29.15 -5.37 38.81
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 1
SINCE JUN 1 18 31 -13 1
SINCE JUL 1 0 1 -1 1
COOLING
YESTERDAY 8 8 0 1
MONTH TO DATE 195 205 -10 206
SINCE JUN 1 864 669 195 802
SINCE JAN 1 876 698 178 844
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WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION N (350)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 8.9
SKY COVER
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 70 1000 PM
LOWEST 30 300 PM
AVERAGE 50
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THE ISLIP NY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 81 91 1989
MINIMUM TEMPERATURE (F) 65 52 1975
SUNRISE AND SUNSET
AUGUST 23 2025........SUNRISE 611 AM EDT SUNSET 738 PM EDT
AUGUST 24 2025........SUNRISE 612 AM EDT SUNSET 737 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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