Climatological Report (Daily)
Issued by NWS Upton, NY
Issued by NWS Upton, NY
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063
CDUS41 KOKX 142032
CLIISP
CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK, NY
432 PM EDT MON SEP 14 2026
...................................
...THE ISLIP NY CLIMATE SUMMARY FOR SEPTEMBER 14 2026...
VALID TODAY AS OF 0400 PM LOCAL TIME.
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)
TODAY
MAXIMUM 73 259 PM 86 1976 76 -3 79
MINIMUM 68 821 AM 41 1975 60 8 62
AVERAGE 71 68 3 71
PRECIPITATION (IN)
TODAY 0.00 1.44 1973 0.13 -0.13 0.00
MONTH TO DATE 4.21 1.60 2.61 1.24
SINCE SEP 1 4.21 1.60 2.61 1.24
SINCE JAN 1 35.84 31.90 3.94 25.02
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 0 1 -1 0
MONTH TO DATE 0 7 -7 2
SINCE SEP 1 0 7 -7 2
SINCE JUL 1 0 10 -10 2
COOLING
TODAY 6 4 2 6
MONTH TO DATE 97 71 26 50
SINCE SEP 1 97 71 26 50
SINCE JAN 1 970 835 135 978
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION NW (330)
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION NW (330)
AVERAGE WIND SPEED 12.0
SKY COVER
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
FOG
FOG W/VISIBILITY <= 1/4 MILE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 1200 AM
LOWEST 37 1200 PM
AVERAGE 69
..........................................................
THE ISLIP NY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 75 84 2008
MINIMUM TEMPERATURE (F) 59 40 1975
SUNRISE AND SUNSET
SEPTEMBER 14 2026.....SUNRISE 632 AM EDT SUNSET 703 PM EDT
SEPTEMBER 15 2026.....SUNRISE 633 AM EDT SUNSET 701 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$