SAINT JOHN HARBOR, ALASKA

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Elevation: 10 meters Latitude: 56 28N Longitude: 133 06W

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DAILY WEATHER AVERAGE - 21 DECEMBER

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	-1.2 ^°C	0.9 ^°C	-3.7 ^°C	9 ^°C (2005)	(2012)
Dewpoint	-3.4 ^°C	-1.4 ^°C	-4 ^°C	6 ^°C (2005)	-16 ^°C (1996)
Humidity	85.6 ^%	95.5 ^%	74.5 ^%		39 ^% (1996)
Barometer	1009.5 ^hPa	1014.9 ^hPa	1005.4 ^hPa	1038.3 ^hPa (1998)	971.9 ^hPa (2006)
Wind Speed	5.5 ^km/h	16.9 ^km/h		33.3 ^km/h (2006)
Wind Gust		48.1 ^km/h		79.7 ^km/h (2003)
Precipitation	37.59 ^mm			106.43 ^mm (1997)

Weather Element	Average
Visibility	12.9 ^km
Wind Direction	ESE (98.4 °)

Weather Element	Total
Heating Degree Days	19.7 (Base 18.3)

Total Years on Record: 21

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