193
CDUS41 KOKX 180617
CLIISP
CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK, NY
217 AM EDT SUN OCT 18 2026
...............................
..THE ISLIP NY CLIMATE SUMMARY FOR OCTOBER 17 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 62 1216 AM 80 1963 64 -2 65
MINIMUM 44 1159 PM 34 1965 47 -3 49
AVERAGE 53 55 -2 57
PRECIPITATION (IN)
YESTERDAY 0.13 1.06 1991 0.13 0.00 0.00
MONTH TO DATE 1.98 2.17 -0.19 2.07
SINCE SEP 1 10.74 5.77 4.97 3.65
SINCE JAN 1 42.37 36.07 6.30 27.43
SNOWFALL (IN)
YESTERDAY 0.0 MM MM 0.0 0.0 0.0
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE SEP 1 0.0 0.0 0.0 0.0
SINCE JUL 1 0.0 0.0 0.0 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 12 10 2 8
MONTH TO DATE 81 127 -46 82
SINCE SEP 1 111 180 -69 89
SINCE JUL 1 111 183 -72 89
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 16 10 6 20
SINCE SEP 1 127 118 9 176
SINCE JAN 1 1000 882 118 1104
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION N (350)
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION N (340)
AVERAGE WIND SPEED 14.1
SKY COVER
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
RAIN
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 200 AM
LOWEST 46 300 PM
AVERAGE 67
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THE ISLIP NY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 63 76 2016
MINIMUM TEMPERATURE (F) 46 31 1965
1978
1982
SUNRISE AND SUNSET
OCTOBER 18 2026.......SUNRISE 707 AM EDT SUNSET 607 PM EDT
OCTOBER 19 2026.......SUNRISE 708 AM EDT SUNSET 606 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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