PORT HEIDEN, ALASKA

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Elevation: 28 meters Latitude: 56 58N Longitude: 158 39W

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DAILY WEATHER AVERAGE - 29 AUGUST

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	9.9 ^°C	13 ^°C	6.9 ^°C	22 ^°C (2012)	(2015)
Dewpoint	5.6 ^°C	7.6 ^°C	5.7 ^°C	16 ^°C (1997)	1 ^°C (1997)
Humidity	72.9 ^%	87.6 ^%	59 ^%		4 ^% (1997)
Barometer	1009.5 ^hPa	1013.5 ^hPa	1004.7 ^hPa	1021.3 ^hPa (2009)	985.1 ^hPa (1995)
Wind Speed	20.4 ^km/h	35.1 ^km/h		53.8 ^km/h (2005)
Wind Gust		46.7 ^km/h		70.3 ^km/h (1997)
Precipitation	1.78 ^mm			3.81 ^mm (2005)

Weather Element	Average
Visibility	19.2 ^km
Wind Direction	SSW (193.6 °)

Weather Element	Total
Heating Degree Days	8.4 (Base 18.3)
Growing Degree Days	2.5 (Base 10)

Total Years on Record: 19

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