Climatological Report (Daily)
Issued by NWS Upton, NY
Issued by NWS Upton, NY
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CDUS41 KOKX 232035
CLIISP
CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK, NY
435 PM EDT SUN AUG 23 2026
...................................
...THE ISLIP NY CLIMATE SUMMARY FOR AUGUST 23 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 82 149 PM 91 1989 81 1 81
MINIMUM 68 836 AM 52 1975 65 3 64
AVERAGE 75 73 2 73
PRECIPITATION (IN)
TODAY 0.67 2.05 1970 0.14 0.53 0.00
MONTH TO DATE 7.70 3.23 4.47 0.53
SINCE JUN 1 16.13 10.49 5.64 8.05
SINCE JAN 1 31.39 29.29 2.10 23.78
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 JUN 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 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 10 31 -21 18
SINCE JUL 1 0 1 -1 0
COOLING
TODAY 10 8 2 8
MONTH TO DATE 258 213 45 203
SINCE JUN 1 758 677 81 872
SINCE JAN 1 813 706 107 884
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION SW (230)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION SW (230)
AVERAGE WIND SPEED 8.0
SKY COVER
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 400 AM
LOWEST 67 1200 PM
AVERAGE 82
..........................................................
THE ISLIP NY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 81 92 2022
MINIMUM TEMPERATURE (F) 65 49 1971
SUNRISE AND SUNSET
AUGUST 23 2026........SUNRISE 611 AM EDT SUNSET 739 PM EDT
AUGUST 24 2026........SUNRISE 611 AM EDT SUNSET 737 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$