PORT HEIDEN, ALASKA

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

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DAILY WEATHER AVERAGE - 19 AUGUST

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	11.4 ^°C	13.7 ^°C	8.6 ^°C	18 ^°C (2002)	4 ^°C (2007)
Dewpoint	6.8 ^°C	10 ^°C	6.5 ^°C	14 ^°C (2005)	4 ^°C (1997)
Humidity	78.4 ^%	91.6 ^%	65.1 ^%		4 ^% (1997)
Barometer	1008.8 ^hPa	1013.9 ^hPa	1005.1 ^hPa	1028.1 ^hPa (1995)	984.8 ^hPa (2011)
Wind Speed	19 ^km/h	31.5 ^km/h		51.8 ^km/h (2001)
Wind Gust		45.7 ^km/h		68.6 ^km/h (2001)
Precipitation	17.53 ^mm			32 ^mm (2007)

Weather Element	Average
Visibility	13.4 ^km
Wind Direction	SSW (212.3 °)

Weather Element	Total
Heating Degree Days	7.2 (Base 18.3)
Growing Degree Days	2.6 (Base 10)

Total Years on Record: 19

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