BARTER ISLAND, ALASKA

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Elevation: 1 meter Latitude: 70 08N Longitude: 143 36W

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DAILY WEATHER AVERAGE - 30 SEPTEMBER

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	-1.4 ^°C	-0.3 ^°C	-3 ^°C	3.9 ^°C (2003)	-11.7 ^°C (1999)
Dewpoint	-3 ^°C	-1.7 ^°C	-4.6 ^°C	1.2 ^°C (2006)	-13.3 ^°C (1998)
Humidity	89.2 ^%	94.9 ^%	82.4 ^%		64 ^% (1998)
Barometer	1012.5 ^hPa	1016.9 ^hPa	1009.8 ^hPa	1057.6 ^hPa (2008)	993.2 ^hPa (2007)
Wind Speed	26.2 ^km/h	38 ^km/h		61.2 ^km/h (2015)
Wind Gust		49.9 ^km/h		72.3 ^km/h (2015)
Precipitation	---			--- ()

Weather Element	Average
Visibility	11.9 ^km
Wind Direction	SSE (156.8 °)

Weather Element	Total
Heating Degree Days	20 (Base 18.3)

Total Years on Record: 20

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