029
CDUS41 KOKX 220620
CLIISP
CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK, NY
220 AM EDT THU MAY 22 2025
...............................
..THE ISLIP NY CLIMATE SUMMARY FOR MAY 21 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 56 1105 AM 90 1996 70 -14 69
2022
MINIMUM 49 1159 PM 39 2002 52 -3 53
2020
AVERAGE 53 61 -8 61
PRECIPITATION (IN)
YESTERDAY 0.12 0.90 1985 0.10 0.02 0.00
MONTH TO DATE 2.39 2.13 0.26 2.86
SINCE MAR 1 9.13 10.70 -1.57 15.85
SINCE JAN 1 13.45 17.65 -4.20 25.57
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 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
YESTERDAY 12 5 7 4
MONTH TO DATE 60 156 -96 141
SINCE MAR 1 1033 1396 -363 1166
SINCE JUL 1 4515 5115 -600 4505
COOLING
YESTERDAY 0 1 -1 0
MONTH TO DATE 12 8 4 1
SINCE MAR 1 12 10 2 5
SINCE JAN 1 12 10 2 5
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION E (90)
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION E (90)
AVERAGE WIND SPEED 11.5
SKY COVER
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 1100 PM
LOWEST 64 1100 AM
AVERAGE 79
......................................................
THE ISLIP NY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 70 92 1992
MINIMUM TEMPERATURE (F) 53 37 2002
SUNRISE AND SUNSET
MAY 22 2025...........SUNRISE 529 AM EDT SUNSET 810 PM EDT
MAY 23 2025...........SUNRISE 528 AM EDT SUNSET 811 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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