779
CDUS41 KOKX 122031
CLIISP
CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK, NY
431 PM EDT MON MAY 12 2025
...............................
..THE ISLIP NY CLIMATE SUMMARY FOR MAY 12 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 69 245 PM 87 1991 67 2 56
MINIMUM 49 416 AM 37 1969 50 -1 45
1983
1990
AVERAGE 59 58 1 51
PRECIPITATION (IN)
TODAY 0.00 1.74 2006 0.10 -0.10 T
MONTH TO DATE 1.71 1.27 0.44 1.40
SINCE MAR 1 8.45 9.84 -1.39 14.39
SINCE JAN 1 12.77 16.79 -4.02 24.11
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 MAR 1 0.0 7.1 -7.1 0.0
SINCE JUL 1 11.7 31.8 -20.1 10.9
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 6 7 -1 14
MONTH TO DATE 36 103 -67 100
SINCE MAR 1 1009 1343 -334 1125
SINCE JUL 1 4491 5062 -571 4464
COOLING
TODAY 0 0 0 0
MONTH TO DATE 2 0 2 1
SINCE MAR 1 2 2 0 5
SINCE JAN 1 2 2 0 5
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION SE (130)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION SE (150)
AVERAGE WIND SPEED 8.3
SKY COVER
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 65 1200 AM
LOWEST 26 800 AM
AVERAGE 46
......................................................
THE ISLIP NY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 68 81 2023
MINIMUM TEMPERATURE (F) 50 37 2005
SUNRISE AND SUNSET
MAY 12 2025...........SUNRISE 538 AM EDT SUNSET 800 PM EDT
MAY 13 2025...........SUNRISE 537 AM EDT SUNSET 801 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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