788
CDUS41 KOKX 210618
CLIISP
CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK, NY
218 AM EDT SAT JUN 21 2025
...............................
..THE ISLIP NY CLIMATE SUMMARY FOR JUNE 20 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 86 421 PM 93 1995 79 7 85
MINIMUM 69 523 AM 50 1970 63 6 68
2005
AVERAGE 78 71 7 77
PRECIPITATION (IN)
YESTERDAY 0.00 0.88 1967 0.12 -0.12 0.00
MONTH TO DATE 1.58 2.92 -1.34 1.90
SINCE JUN 1 1.58 2.92 -1.34 1.90
SINCE JAN 1 17.31 21.72 -4.41 29.28
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 JUN 1 0.0 0.0 0.0 0.0
SINCE JUL 1 11.7 31.8 -20.1 10.9
SNOW DEPTH MM
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 18 27 -9 0
SINCE JUN 1 18 27 -9 0
SINCE JUL 1 4586 5182 -596 4508
COOLING
YESTERDAY 13 6 7 12
MONTH TO DATE 91 77 14 113
SINCE JUN 1 91 77 14 113
SINCE JAN 1 103 106 -3 155
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION W (290)
HIGHEST GUST SPEED 37 HIGHEST GUST DIRECTION NW (320)
AVERAGE WIND SPEED 14.1
SKY COVER
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 1200 AM
LOWEST 36 300 PM
AVERAGE 63
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THE ISLIP NY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 79 95 2012
MINIMUM TEMPERATURE (F) 63 47 1968
SUNRISE AND SUNSET
JUNE 21 2025..........SUNRISE 521 AM EDT SUNSET 827 PM EDT
JUNE 22 2025..........SUNRISE 521 AM EDT SUNSET 828 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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