Climatological Report (Daily)
Issued by NWS Upton, NY
Issued by NWS Upton, NY
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CDUS41 KOKX 030628
CLIISP
CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK, NY
228 AM EDT WED SEP 03 2025
...................................
...THE ISLIP NY CLIMATE SUMMARY FOR SEPTEMBER 2 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 78 1202 PM 92 1973 79 -1 80
MINIMUM 58 512 AM 47 1992 63 -5 62
AVERAGE 68 71 -3 71
PRECIPITATION (IN)
YESTERDAY 0.00 1.44 1974 0.12 -0.12 0.00
MONTH TO DATE 0.00 0.24 -0.24 0.03
SINCE SEP 1 0.00 0.24 -0.24 0.03
SINCE JAN 1 23.78 30.54 -6.76 38.90
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 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
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE SEP 1 0 0 0 0
SINCE JUL 1 0 3 -3 1
COOLING
YESTERDAY 3 6 -3 6
MONTH TO DATE 5 12 -7 17
SINCE SEP 1 5 12 -7 17
SINCE JAN 1 933 776 157 938
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION SE (150)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION S (160)
AVERAGE WIND SPEED 7.4
SKY COVER
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 500 AM
LOWEST 43 1100 AM
AVERAGE 68
..........................................................
THE ISLIP NY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 79 94 1973
MINIMUM TEMPERATURE (F) 63 50 1967
1975
1991
SUNRISE AND SUNSET
SEPTEMBER 3 2025.....SUNRISE 622 AM EDT SUNSET 721 PM EDT
SEPTEMBER 4 2025.....SUNRISE 623 AM EDT SUNSET 719 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$