504
CDUS41 KOKX 260617
CLIISP
CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK, NY
217 AM EDT THU JUN 26 2025
...............................
..THE ISLIP NY CLIMATE SUMMARY FOR JUNE 25 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 98R 223 PM 92 2003 80 18 90
MINIMUM 77 416 AM 52 1985 64 13 65
AVERAGE 88 72 16 78
PRECIPITATION (IN)
YESTERDAY 0.00 4.14 2012 0.11 -0.11 0.00
MONTH TO DATE 1.64 3.48 -1.84 1.91
SINCE JUN 1 1.64 3.48 -1.84 1.91
SINCE JAN 1 17.37 22.28 -4.91 29.29
SNOWFALL (IN)
YESTERDAY 0.0 T 2012 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 11.7 31.8 -20.1 10.9
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 18 27 -9 0
SINCE JUN 1 18 27 -9 0
SINCE JUL 1 4586 5182 -596 4508
COOLING
YESTERDAY 23 7 16 13
MONTH TO DATE 185 110 75 178
SINCE JUN 1 185 110 75 178
SINCE JAN 1 197 139 58 220
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WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION N (340)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION N (340)
AVERAGE WIND SPEED 6.9
SKY COVER
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 77 200 AM
LOWEST 39 400 PM
AVERAGE 58
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THE ISLIP NY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 80 93 1998
1999
2003
MINIMUM TEMPERATURE (F) 64 50 1986
SUNRISE AND SUNSET
JUNE 26 2025..........SUNRISE 523 AM EDT SUNSET 828 PM EDT
JUNE 27 2025..........SUNRISE 523 AM EDT SUNSET 828 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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