Climatological Report (Daily)
Issued by NWS Upton, NY
Issued by NWS Upton, NY
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829
CDUS41 KOKX 240628
CLIISP
CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK, NY
228 AM EDT SUN AUG 24 2025
...................................
...THE ISLIP NY CLIMATE SUMMARY FOR AUGUST 23 2025...
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)
YESTERDAY
MAXIMUM 81 1152 AM 91 1989 81 0 81
MINIMUM 64 439 AM 52 1975 65 -1 58
AVERAGE 73 73 0 70
PRECIPITATION (IN)
YESTERDAY 0.00 2.05 1970 0.14 -0.14 0.00
MONTH TO DATE 0.53 3.23 -2.70 6.44
SINCE JUN 1 8.05 10.49 -2.44 11.43
SINCE JAN 1 23.78 29.29 -5.51 38.81
SNOWFALL (IN)
YESTERDAY 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
YESTERDAY 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
YESTERDAY 8 8 0 5
MONTH TO DATE 203 213 -10 211
SINCE JUN 1 872 677 195 807
SINCE JAN 1 884 706 178 849
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION S (200)
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 9.1
SKY COVER
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 84 400 AM
LOWEST 38 1000 AM
AVERAGE 61
..........................................................
THE ISLIP NY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 81 92 2022
MINIMUM TEMPERATURE (F) 65 49 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.
$$