PORT HEIDEN, ALASKA

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

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DAILY WEATHER AVERAGE - 30 SEPTEMBER

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	6.7 ^°C	9.6 ^°C	3.2 ^°C	14 ^°C (1999)	(2015)
Dewpoint	1 ^°C	4.7 ^°C	1.1 ^°C	10 ^°C (2003)	-7 ^°C (1997)
Humidity	70.6 ^%	85.7 ^%	57.4 ^%		4 ^% (1997)
Barometer	1006.4 ^hPa	1011.2 ^hPa	1002.7 ^hPa	1035.6 ^hPa (1996)	976.6 ^hPa (1995)
Wind Speed	24.1 ^km/h	36.2 ^km/h		48.1 ^km/h (2005)
Wind Gust		50.9 ^km/h		66.6 ^km/h (2007)
Precipitation	4.06 ^mm			7.62 ^mm (2007)

Weather Element	Average
Visibility	16.7 ^km
Wind Direction	SSW (204.6 °)

Weather Element	Total
Heating Degree Days	11.9 (Base 18.3)
Growing Degree Days	1.5 (Base 10)

Total Years on Record: 19

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