718
CDUS41 KOKX 182031
CLIISP
CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK, NY
431 PM EDT FRI JUL 18 2025
...............................
..THE ISLIP NY CLIMATE SUMMARY FOR JULY 18 2025
VALID TODAY AS OF 0400 PM LOCAL TIME.
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)
TODAY
MAXIMUM 83 1215 AM 98 1999 83 0 87
MINIMUM 76 532 AM 58 1971 68 8 73
AVERAGE 80 76 4 80
PRECIPITATION (IN)
TODAY 0.00 3.34 2007 0.11 -0.11 0.00
MONTH TO DATE 2.60 1.77 0.83 1.06
SINCE JUN 1 4.48 5.77 -1.29 3.50
SINCE JAN 1 20.21 24.57 -4.36 30.88
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 18 30 -12 0
SINCE JUL 1 0 0 0 0
COOLING
TODAY 15 10 5 15
MONTH TO DATE 247 175 72 233
SINCE JUN 1 487 327 160 451
SINCE JAN 1 499 356 143 493
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION NW (310)
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION NW (310)
AVERAGE WIND SPEED 11.8
SKY COVER
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 67 500 AM
LOWEST 44 200 PM
AVERAGE 56
......................................................
THE ISLIP NY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 83 95 1977
MINIMUM TEMPERATURE (F) 68 57 2000
SUNRISE AND SUNSET
JULY 18 2025..........SUNRISE 537 AM EDT SUNSET 820 PM EDT
JULY 19 2025..........SUNRISE 537 AM EDT SUNSET 820 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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