Climatological Report (Daily)
Issued by NWS Upton, NY
Issued by NWS Upton, NY
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CDUS41 KOKX 092120
CLIISP
CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK, NY
520 PM EDT THU OCT 09 2025
...................................
...THE ISLIP NY CLIMATE SUMMARY FOR OCTOBER 9 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 61 332 PM 85 2011 67 -6 70
MINIMUM 53 556 AM 30 2001 50 3 48
AVERAGE 57 58 -1 59
PRECIPITATION (IN)
TODAY 0.00 1.97 1977 0.13 -0.13 0.00
MONTH TO DATE 0.25 1.16 -0.91 0.10
SINCE SEP 1 1.83 4.76 -2.93 0.34
SINCE JAN 1 25.61 35.06 -9.45 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 8 8 0 6
MONTH TO DATE 26 56 -30 25
SINCE SEP 1 33 109 -76 43
SINCE JUL 1 33 112 -79 44
COOLING
TODAY 0 1 -1 0
MONTH TO DATE 20 9 11 3
SINCE SEP 1 176 117 59 83
SINCE JAN 1 1104 881 223 1004
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION N (20)
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION NW (330)
AVERAGE WIND SPEED 12.3
SKY COVER
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 67 300 AM
LOWEST 26 200 PM
AVERAGE 47
..........................................................
THE ISLIP NY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 66 84 1997
MINIMUM TEMPERATURE (F) 49 32 2000
SUNRISE AND SUNSET
OCTOBER 9 2025.......SUNRISE 657 AM EDT SUNSET 621 PM EDT
OCTOBER 10 2025.......SUNRISE 659 AM EDT SUNSET 619 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$