693
CDUS41 KOKX 040647
CLIISP
CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK, NY
147 AM EST SUN JAN 04 2026
...............................
..THE ISLIP NY CLIMATE SUMMARY FOR JANUARY 3 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 31 MM 63 2000 40 -9 41
MINIMUM 23 MM 7 2001 26 -3 31
2014
AVERAGE 27 33 -6 36
PRECIPITATION (IN)
YESTERDAY 0.00 3.61 1999 0.13 -0.13 0.00
MONTH TO DATE 0.04 0.38 -0.34 T
SINCE DEC 1 3.81 5.09 -1.28 6.23
SINCE JAN 1 0.04 0.38 -0.34 T
SNOWFALL (IN)
YESTERDAY 0.0 6.5 2014 0.3 -0.3 0.0
MONTH TO DATE 0.5 0.8 -0.3 0.0
SINCE DEC 1 13.0 5.3 7.7 2.1
SINCE JUL 1 13.0 5.8 7.2 2.1
SNOW DEPTH T
DEGREE DAYS
HEATING
YESTERDAY 38 32 6 29
MONTH TO DATE 113 95 18 73
SINCE DEC 1 1057 960 97 946
SINCE JUL 1 1846 1899 -53 1636
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
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WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION W (290)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 8.2
SKY COVER
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 60 1100 PM
LOWEST 39 1200 PM
AVERAGE 50
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THE ISLIP NY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 40 65 2023
MINIMUM TEMPERATURE (F) 26 0 2014
SUNRISE AND SUNSET
JANUARY 4 2026.......SUNRISE 717 AM EST SUNSET 438 PM EST
JANUARY 5 2026.......SUNRISE 717 AM EST SUNSET 439 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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