539
CDUS41 KOKX 250618
CLIISP
CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK, NY
218 AM EDT FRI APR 25 2025
...............................
..THE ISLIP NY CLIMATE SUMMARY FOR APRIL 24 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 69 1153 AM 77 2008 62 7 65
MINIMUM 45 526 AM 32 2002 44 1 47
AVERAGE 57 53 4 56
PRECIPITATION (IN)
YESTERDAY 0.00 1.31 1968 0.13 -0.13 0.06
MONTH TO DATE 1.43 3.27 -1.84 3.40
SINCE MAR 1 6.19 7.78 -1.59 12.94
SINCE JAN 1 10.51 14.73 -4.22 22.66
SNOWFALL (IN)
YESTERDAY 0.0 T 1971 0.0 0.0 0.0
MONTH TO DATE 0.0 0.6 -0.6 0.0
SINCE MAR 1 0.0 7.1 -7.1 0.0
SINCE JUL 1 11.7 31.8 -20.1 10.9
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 8 12 -4 9
MONTH TO DATE 331 393 -62 358
SINCE MAR 1 945 1173 -228 949
SINCE JUL 1 4427 4892 -465 4288
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 1
SINCE MAR 1 0 0 0 1
SINCE JAN 1 0 0 0 1
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION SW (210)
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 8.3
SKY COVER
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 77 600 AM
LOWEST 34 900 AM
AVERAGE 56
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THE ISLIP NY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 62 76 1994
MINIMUM TEMPERATURE (F) 44 30 1965
SUNRISE AND SUNSET
APRIL 25 2025.........SUNRISE 559 AM EDT SUNSET 743 PM EDT
APRIL 26 2025.........SUNRISE 557 AM EDT SUNSET 744 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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