186
CDUS41 KOKX 190618
CLIISP
CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK, NY
118 AM EST MON JAN 19 2026
...............................
..THE ISLIP NY CLIMATE SUMMARY FOR JANUARY 18 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 34 655 AM 60 1973 39 -5 45
MINIMUM 26 1218 AM -8 1965 24 2 34
AVERAGE 30 31 -1 40
PRECIPITATION (IN)
YESTERDAY 0.29 0.84 1987 0.11 0.18 0.20
MONTH TO DATE 1.42 2.21 -0.79 0.23
SINCE DEC 1 5.19 6.92 -1.73 6.46
SINCE JAN 1 1.42 2.21 -0.79 0.23
SNOWFALL (IN)
YESTERDAY 0.9 5.0 1984 0.4 0.5 0.0
MONTH TO DATE 1.7 5.4 -3.7 0.4
SINCE DEC 1 14.2 9.9 4.3 2.5
SINCE JUL 1 14.2 10.4 3.8 2.5
SNOW DEPTH T
DEGREE DAYS
HEATING
YESTERDAY 35 34 1 25
MONTH TO DATE 520 587 -67 583
SINCE DEC 1 1464 1452 12 1456
SINCE JUL 1 2253 2391 -138 2146
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 16 HIGHEST WIND DIRECTION N (350)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION N (350)
AVERAGE WIND SPEED 5.3
SKY COVER
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
LIGHT SNOW
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 1200 AM
LOWEST 92 1000 PM
AVERAGE 96
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THE ISLIP NY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 39 56 1972
1996
MINIMUM TEMPERATURE (F) 24 1 1994
SUNRISE AND SUNSET
JANUARY 19 2026.......SUNRISE 712 AM EST SUNSET 454 PM EST
JANUARY 20 2026.......SUNRISE 712 AM EST SUNSET 455 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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