618
CDUS41 KOKX 250618
CLIISP
CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK, NY
218 AM EDT SAT APR 25 2026
...............................
..THE ISLIP NY CLIMATE SUMMARY FOR APRIL 24 2026
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)
YESTERDAY
MAXIMUM 60 1200 PM 77 2008 62 -2 69
MINIMUM 46 1159 PM 32 2002 44 2 45
AVERAGE 53 53 0 57
PRECIPITATION (IN)
YESTERDAY T 1.31 1968 0.13 -0.13 0.00
MONTH TO DATE 0.48 3.27 -2.79 1.43
SINCE MAR 1 4.67 7.78 -3.11 6.19
SINCE JAN 1 10.91 14.73 -3.82 10.51
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 0.2 7.1 -6.9 0.0
SINCE JUL 1 61.8 31.8 30.0 11.7
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 12 12 0 8
MONTH TO DATE 344 393 -49 331
SINCE MAR 1 1061 1173 -112 945
SINCE JUL 1 4917 4892 25 4427
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 11 0 11 0
SINCE MAR 1 11 0 11 0
SINCE JAN 1 11 0 11 0
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION NE (40)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION NE (50)
AVERAGE WIND SPEED 8.0
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 79 800 PM
LOWEST 34 1200 PM
AVERAGE 57
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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 2026.........SUNRISE 559 AM EDT SUNSET 742 PM EDT
APRIL 26 2026.........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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