754
CDUS41 KOKX 310621
CLIISP
CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK, NY
121 AM EST SAT JAN 31 2026
...............................
..THE ISLIP NY CLIMATE SUMMARY FOR JANUARY 30 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 17 503 PM 62 2006 39 -22 36
MINIMUM 8 731 AM 2 1965 24 -16 24
AVERAGE 13 31 -18 30
PRECIPITATION (IN)
YESTERDAY 0.00 0.72 2001 0.11 -0.11 0.00
MONTH TO DATE 2.58 3.55 -0.97 0.37
SINCE DEC 1 6.35 8.26 -1.91 6.60
SINCE JAN 1 2.58 3.55 -0.97 0.37
SNOWFALL (IN)
YESTERDAY 0.0 5.3 2018 0.5 -0.5 0.0
MONTH TO DATE 14.9 9.9 5.0 2.7
SINCE DEC 1 27.4 14.4 13.0 4.8
SINCE JUL 1 27.4 14.9 12.5 4.8
SNOW DEPTH 8
DEGREE DAYS
HEATING
YESTERDAY 52 34 18 35
MONTH TO DATE 1035 995 40 1041
SINCE DEC 1 1979 1860 119 1914
SINCE JUL 1 2768 2799 -31 2604
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 0 0 0 0
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION NW (320)
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION NW (310)
AVERAGE WIND SPEED 13.9
SKY COVER
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 53 1100 PM
LOWEST 36 300 PM
AVERAGE 45
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THE ISLIP NY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 39 57 2013
MINIMUM TEMPERATURE (F) 24 3 2019
SUNRISE AND SUNSET
JANUARY 31 2026.......SUNRISE 703 AM EST SUNSET 509 PM EST
FEBRUARY 1 2026......SUNRISE 702 AM EST SUNSET 510 PM EST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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