031
CDUS41 KOKX 172036
CLIISP
CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK, NY
436 PM EDT THU JUL 17 2025
...............................
..THE ISLIP NY CLIMATE SUMMARY FOR JULY 17 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 90 252 PM 94 1997 83 7 85
MINIMUM 79 844 AM 56 1966 68 11 73
AVERAGE 85 76 9 79
PRECIPITATION (IN)
TODAY 0.03 1.34 2018 0.11 -0.08 0.03
MONTH TO DATE 2.60 1.66 0.94 1.06
SINCE JUN 1 4.48 5.66 -1.18 3.50
SINCE JAN 1 20.21 24.46 -4.25 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 20 10 10 14
MONTH TO DATE 232 165 67 218
SINCE JUN 1 472 317 155 436
SINCE JAN 1 484 346 138 478
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION SW (240)
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 11.4
SKY COVER
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 94 200 AM
LOWEST 68 100 PM
AVERAGE 81
......................................................
THE ISLIP NY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 83 98 1999
MINIMUM TEMPERATURE (F) 68 58 1971
SUNRISE AND SUNSET
JULY 17 2025..........SUNRISE 536 AM EDT SUNSET 821 PM EDT
JULY 18 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.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page