ISLIP, NEW YORK

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Elevation: 25 meters Latitude: 40 48N Longitude: 073 06W

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DAILY WEATHER AVERAGE - 1 DECEMBER

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	7.1 ^°C	10.3 ^°C	2.7 ^°C	18.9 ^°C (2001)	-5 ^°C (2007)
Dewpoint	0.9 ^°C	4.4 ^°C	-4.7 ^°C	15.6 ^°C (2006)	-18.3 ^°C (2011)
Humidity	67.7 ^%	81.9 ^%	49.1 ^%		28 ^% (2011)
Barometer	1016.6 ^hPa	1023 ^hPa	1010.8 ^hPa	1035.6 ^hPa (2007)	995.3 ^hPa (2008)
Wind Speed	16.9 ^km/h	29.9 ^km/h		48.1 ^km/h (2004)
Wind Gust		47.3 ^km/h		72.3 ^km/h (2004)
Precipitation	14.48 ^mm			67.31 ^mm (2010)

Weather Element	Average
Visibility	14.3 ^km
Wind Direction	SSW (211.3 °)

Weather Element	Total
Heating Degree Days	11.8 (Base 18.3)
Growing Degree Days	2 (Base 10)

Total Years on Record: 17

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