Climatological Report (Daily)
Issued by NWS Upton, NY
Issued by NWS Upton, NY
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CDUS41 KOKX 162056
CLIISP
CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK, NY
456 PM EDT THU OCT 16 2025
...................................
...THE ISLIP NY CLIMATE SUMMARY FOR OCTOBER 16 2025...
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1963 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
TODAY
MAXIMUM 60 259 PM 80 1963 64 -4 59
MINIMUM 49 630 AM 33 1978 47 2 39
AVERAGE 55 56 -1 49
PRECIPITATION (IN)
TODAY 0.00 2.65 1974 0.13 -0.13 0.00
MONTH TO DATE 2.07 2.04 0.03 0.10
SINCE SEP 1 3.65 5.64 -1.99 0.34
SINCE JAN 1 27.43 35.94 -8.51 39.21
SNOWFALL (IN)
TODAY 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
TODAY 10 10 0 16
MONTH TO DATE 74 117 -43 92
SINCE SEP 1 81 170 -89 110
SINCE JUL 1 81 173 -92 111
COOLING
TODAY 0 0 0 0
MONTH TO DATE 20 10 10 3
SINCE SEP 1 176 118 58 83
SINCE JAN 1 1104 882 222 1004
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION NW (330)
HIGHEST GUST SPEED 39 HIGHEST GUST DIRECTION NW (320)
AVERAGE WIND SPEED 17.0
SKY COVER
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 61 700 AM
LOWEST 27 300 PM
AVERAGE 44
..........................................................
THE ISLIP NY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 64 80 1963
MINIMUM TEMPERATURE (F) 47 34 1965
SUNRISE AND SUNSET
OCTOBER 16 2025.......SUNRISE 705 AM EDT SUNSET 610 PM EDT
OCTOBER 17 2025.......SUNRISE 706 AM EDT SUNSET 609 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$