707
CDUS41 KOKX 312034
CLIISP
CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK, NY
434 PM EDT FRI JUL 31 2026
...............................
..THE ISLIP NY CLIMATE SUMMARY FOR JULY 31 2026
VALID TODAY AS OF 0400 PM LOCAL TIME.
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)
TODAY
MAXIMUM 83 235 PM 93 2002 83 0 89
MINIMUM 64 505 AM 55 2001 68 -4 66
2021
AVERAGE 74 75 -1 78
PRECIPITATION (IN)
TODAY 0.00 2.93 2025 0.14 -0.14 2.93
MONTH TO DATE 7.61 3.26 4.35 5.64
SINCE JUN 1 8.43 7.26 1.17 7.52
SINCE JAN 1 23.69 26.06 -2.37 23.25
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 10 30 -20 18
SINCE JUL 1 0 0 0 0
COOLING
TODAY 9 10 -1 13
MONTH TO DATE 300 312 -12 429
SINCE JUN 1 500 464 36 669
SINCE JAN 1 555 493 62 681
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SW (220)
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION W (250)
AVERAGE WIND SPEED 6.2
SKY COVER
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 200 AM
LOWEST 53 1200 PM
AVERAGE 77
......................................................
THE ISLIP NY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 83 95 1999
2006
MINIMUM TEMPERATURE (F) 68 58 1964
1966
SUNRISE AND SUNSET
JULY 31 2026..........SUNRISE 548 AM EDT SUNSET 809 PM EDT
AUGUST 1 2026........SUNRISE 549 AM EDT SUNSET 808 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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