457
CDUS41 KOKX 210619
CLIISP
CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK, NY
119 AM EST THU DEC 21 2023
...............................
..THE ISLIP NY CLIMATE SUMMARY FOR DECEMBER 20 2023
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1963 TO 2023
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 44 329 PM 58 1999 43 1 40
2002
MINIMUM 30 527 AM 7 1963 29 1 28
AVERAGE 37 36 1 34
PRECIPITATION (IN)
YESTERDAY 0.00 1.34 1995 0.15 -0.15 0.00
MONTH TO DATE 5.47 3.12 2.35 3.54
SINCE DEC 1 5.47 3.12 2.35 3.54
SINCE JAN 1 47.10 44.40 2.70 38.73
SNOWFALL (IN)
YESTERDAY 0.0 14.3 2009 0.1 -0.1 0.0
MONTH TO DATE T 2.2 -2.2 0.4
SINCE DEC 1 T 2.2 -2.2 0.4
SINCE JUL 1 T 2.7 -2.7 0.4
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 28 29 -1 31
MONTH TO DATE 438 532 -94 510
SINCE DEC 1 438 532 -94 510
SINCE JUL 1 1327 1471 -144 1302
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 955 885 70 1136
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION NW (320)
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION NW (320)
AVERAGE WIND SPEED 14.5
SKY COVER
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 67 1000 PM
LOWEST 40 300 PM
AVERAGE 54
......................................................
THE ISLIP NY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 43 60 2018
MINIMUM TEMPERATURE (F) 29 9 2004
SUNRISE AND SUNSET
DECEMBER 21 2023......SUNRISE 713 AM EST SUNSET 428 PM EST
DECEMBER 22 2023......SUNRISE 713 AM EST SUNSET 428 PM EST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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