576
CDUS41 KOKX 210622
CLIISP
CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK, NY
122 AM EST WED JAN 21 2026
...............................
..THE ISLIP NY CLIMATE SUMMARY FOR JANUARY 20 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 27 1215 AM 56 2013 39 -12 28
2018
MINIMUM 14 1120 PM 2 1994 24 -10 15
AVERAGE 21 31 -10 22
PRECIPITATION (IN)
YESTERDAY 0.00 1.93 1978 0.12 -0.12 T
MONTH TO DATE 1.42 2.44 -1.02 0.37
SINCE DEC 1 5.19 7.15 -1.96 6.60
SINCE JAN 1 1.42 2.44 -1.02 0.37
SNOWFALL (IN)
YESTERDAY 0.0 15.6 1978 0.4 -0.4 T
MONTH TO DATE 1.7 6.1 -4.4 2.7
SINCE DEC 1 14.2 10.6 3.6 4.8
SINCE JUL 1 14.2 11.1 3.1 4.8
SNOW DEPTH T
DEGREE DAYS
HEATING
YESTERDAY 44 34 10 43
MONTH TO DATE 600 655 -55 656
SINCE DEC 1 1544 1520 24 1529
SINCE JUL 1 2333 2459 -126 2219
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 W (280)
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 12.0
SKY COVER
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 51 700 AM
LOWEST 36 400 PM
AVERAGE 44
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THE ISLIP NY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 39 58 1974
MINIMUM TEMPERATURE (F) 24 -3 1984
SUNRISE AND SUNSET
JANUARY 21 2026.......SUNRISE 711 AM EST SUNSET 457 PM EST
JANUARY 22 2026.......SUNRISE 711 AM EST SUNSET 458 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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