Climatological Report (Daily)
Issued by NWS Upton, NY
Issued by NWS Upton, NY
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CDUS41 KOKX 110627
CLIISP
CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK, NY
227 AM EDT TUE AUG 11 2026
...................................
...THE ISLIP NY CLIMATE SUMMARY FOR AUGUST 10 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 84 301 PM 91 2009 82 2 87
MINIMUM 70 539 AM 51 1964 67 3 62
AVERAGE 77 74 3 75
PRECIPITATION (IN)
YESTERDAY 0.02 1.64 2012 0.14 -0.12 0.00
MONTH TO DATE 2.57 1.43 1.14 0.04
SINCE JUN 1 11.00 8.69 2.31 7.56
SINCE JAN 1 26.26 27.49 -1.23 23.29
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 31 -21 18
SINCE JUL 1 0 1 -1 0
COOLING
YESTERDAY 12 10 2 10
MONTH TO DATE 129 100 29 75
SINCE JUN 1 629 564 65 744
SINCE JAN 1 684 593 91 756
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION SW (230)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION SW (220)
AVERAGE WIND SPEED 5.6
SKY COVER
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 91 1100 PM
LOWEST 49 900 AM
AVERAGE 70
..........................................................
THE ISLIP NY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 82 93 2005
MINIMUM TEMPERATURE (F) 67 49 1972
SUNRISE AND SUNSET
AUGUST 11 2026........SUNRISE 559 AM EDT SUNSET 756 PM EDT
AUGUST 12 2026........SUNRISE 600 AM EDT SUNSET 755 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$