607
CDUS41 KOKX 120637
CLIISP
CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK, NY
237 AM EDT SUN JUL 12 2026
...............................
..THE ISLIP NY CLIMATE SUMMARY FOR JULY 11 2026
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)
YESTERDAY
MAXIMUM 82 1140 AM 94 1966 83 -1 79
MINIMUM 66 1151 PM 53 2009 67 -1 72
AVERAGE 74 75 -1 76
PRECIPITATION (IN)
YESTERDAY T 0.90 1965 0.10 -0.10 0.00
1973
MONTH TO DATE 3.78 1.04 2.74 1.72
SINCE JUN 1 4.60 5.04 -0.44 3.60
SINCE JAN 1 19.86 23.84 -3.98 19.33
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 0.0 0.0 0.0 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 10 30 -20 18
SINCE JUL 1 0 0 0 0
COOLING
YESTERDAY 9 10 -1 11
MONTH TO DATE 127 105 22 146
SINCE JUN 1 327 257 70 386
SINCE JAN 1 382 286 96 398
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WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION E (110)
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION E (110)
AVERAGE WIND SPEED 7.0
SKY COVER
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 91 500 AM
LOWEST 50 600 PM
AVERAGE 71
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THE ISLIP NY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 83 95 1966
MINIMUM TEMPERATURE (F) 67 55 2002
SUNRISE AND SUNSET
JULY 12 2026..........SUNRISE 532 AM EDT SUNSET 824 PM EDT
JULY 13 2026..........SUNRISE 532 AM EDT SUNSET 824 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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