ISLIP, NEW YORK

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

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DAILY WEATHER AVERAGE - 20 FEBRUARY

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	0.7 ^°C	4.5 ^°C	-3.3 ^°C	12.2 ^°C (2016)	-16.1 ^°C (2015)
Dewpoint	-6.9 ^°C	-3.4 ^°C	-10.1 ^°C	10.6 ^°C (2002)	-24.4 ^°C (2005)
Humidity	59.8 ^%	77.7 ^%	41.8 ^%		28 ^% (2005)
Barometer	1017.9 ^hPa	1022.4 ^hPa	1013.5 ^hPa	1033.5 ^hPa (2015)	1003.4 ^hPa (2009)
Wind Speed	15 ^km/h	26.9 ^km/h		40.7 ^km/h (2009)
Wind Gust		43.6 ^km/h		66.6 ^km/h (2011)
Precipitation	2.54 ^mm			6.86 ^mm (2000)

Weather Element	Average
Visibility	15.1 ^km
Wind Direction	SSW (218.8 °)

Weather Element	Total
Heating Degree Days	17.7 (Base 18.3)

Total Years on Record: 17

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