349
CDUS41 KOKX 190640
CLIISP
CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK, NY
240 AM EDT SAT JUL 19 2025
...............................
..THE ISLIP NY CLIMATE SUMMARY FOR JULY 18 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 83 1215 AM 98 1999 83 0 87
MINIMUM 68 1143 PM 58 1971 68 0 73
AVERAGE 76 76 0 80
PRECIPITATION (IN)
YESTERDAY 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)
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 0
SINCE JUN 1 18 30 -12 0
SINCE JUL 1 0 0 0 0
COOLING
YESTERDAY 11 10 1 15
MONTH TO DATE 243 175 68 233
SINCE JUN 1 483 327 156 451
SINCE JAN 1 495 356 139 493
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION NW (310)
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION NW (310)
AVERAGE WIND SPEED 9.2
SKY COVER
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 73 1100 PM
LOWEST 40 400 PM
AVERAGE 57
......................................................
THE ISLIP NY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 83 95 1977
MINIMUM TEMPERATURE (F) 68 57 2000
SUNRISE AND SUNSET
JULY 19 2025..........SUNRISE 537 AM EDT SUNSET 820 PM EDT
JULY 20 2025..........SUNRISE 538 AM EDT SUNSET 819 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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