891
CDUS41 KOKX 152034
CLIISP
CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK, NY
434 PM EDT SUN MAR 15 2026
...............................
..THE ISLIP NY CLIMATE SUMMARY FOR MARCH 15 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 42 1058 AM 73 2024 47 -5 47
MINIMUM 30 323 AM 14 1993 32 -2 41
AVERAGE 36 39 -3 44
PRECIPITATION (IN)
TODAY 0.00 1.47 1999 0.15 -0.15 0.01
MONTH TO DATE 2.65 2.18 0.47 1.35
SINCE MAR 1 2.65 2.18 0.47 1.35
SINCE JAN 1 8.89 9.13 -0.24 5.67
SNOWFALL (IN)
TODAY 0.0 5.9 1999 0.2 -0.2 0.0
MONTH TO DATE 0.2 3.9 -3.7 0.0
SINCE MAR 1 0.2 3.9 -3.7 0.0
SINCE JUL 1 61.8 28.6 33.2 11.7
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 29 26 3 21
MONTH TO DATE 371 411 -40 350
SINCE MAR 1 371 411 -40 350
SINCE JUL 1 4227 4130 97 3832
COOLING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE MAR 1 0 0 0 0
SINCE JAN 1 0 0 0 0
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION E (110)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION SE (130)
AVERAGE WIND SPEED 8.6
SKY COVER
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 69 300 AM
LOWEST 41 1000 AM
AVERAGE 55
......................................................
THE ISLIP NY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 48 66 1990
MINIMUM TEMPERATURE (F) 32 16 1967
SUNRISE AND SUNSET
MARCH 15 2026.........SUNRISE 704 AM EDT SUNSET 659 PM EDT
MARCH 16 2026.........SUNRISE 702 AM EDT SUNSET 700 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page