Climatological Report (Daily)
Issued by NWS Upton, NY
Issued by NWS Upton, NY
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CDUS41 KOKX 242033
CLIISP
CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK, NY
433 PM EDT SUN AUG 24 2025
...................................
...THE ISLIP NY CLIMATE SUMMARY FOR AUGUST 24 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 81 1223 PM 92 2022 81 0 83
MINIMUM 65 558 AM 49 1971 65 0 62
AVERAGE 73 73 0 73
PRECIPITATION (IN)
TODAY 0.00 6.74 1990 0.14 -0.14 0.00
MONTH TO DATE 0.53 3.37 -2.84 6.44
SINCE JUN 1 8.05 10.63 -2.58 11.43
SINCE JAN 1 23.78 29.43 -5.65 38.81
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 MM
DEGREE DAYS
HEATING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 1
SINCE JUN 1 18 31 -13 1
SINCE JUL 1 0 1 -1 1
COOLING
TODAY 8 8 0 8
MONTH TO DATE 211 221 -10 219
SINCE JUN 1 880 685 195 815
SINCE JAN 1 892 714 178 857
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION S (190)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION S (180)
AVERAGE WIND SPEED 8.8
SKY COVER
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 600 AM
LOWEST 58 100 PM
AVERAGE 74
..........................................................
THE ISLIP NY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 80 92 1969
1998
2021
MINIMUM TEMPERATURE (F) 65 47 1971
SUNRISE AND SUNSET
AUGUST 24 2025........SUNRISE 612 AM EDT SUNSET 737 PM EDT
AUGUST 25 2025........SUNRISE 613 AM EDT SUNSET 735 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$