049
CDUS41 KOKX 180628
CLIISP
CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK, NY
228 AM EDT MON SEP 18 2023
...............................
..THE ISLIP NY CLIMATE SUMMARY FOR SEPTEMBER 17 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 74 155 PM 87 1991 75 -1 73
MINIMUM 50 527 AM 45 1986 59 -9 58
AVERAGE 62 67 -5 66
PRECIPITATION (IN)
YESTERDAY T 2.85 1996 0.13 -0.13 0.00
MONTH TO DATE 1.47 1.98 -0.51 1.50
SINCE SEP 1 1.47 1.98 -0.51 1.50
SINCE JAN 1 32.00 32.28 -0.28 25.95
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 3 2 1 0
MONTH TO DATE 3 12 -9 3
SINCE SEP 1 3 12 -9 3
SINCE JUL 1 3 15 -12 3
COOLING
YESTERDAY 0 3 -3 1
MONTH TO DATE 157 81 76 108
SINCE SEP 1 157 81 76 108
SINCE JAN 1 935 845 90 1081
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION S (170)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION S (170)
AVERAGE WIND SPEED 6.3
SKY COVER
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 500 AM
LOWEST 42 1100 AM
AVERAGE 69
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THE ISLIP NY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 74 85 1965
MINIMUM TEMPERATURE (F) 58 43 1986
1990
SUNRISE AND SUNSET
SEPTEMBER 18 2023.....SUNRISE 636 AM EDT SUNSET 657 PM EDT
SEPTEMBER 19 2023.....SUNRISE 637 AM EDT SUNSET 655 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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