August is the hottest month in Unalaska with an average temperature of 12°C (53°F) and the coldest is February at 0°C (32°F) with the most daily sunshine hours at 13 in July. The wettest month is June with an average of 70mm of rain..
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Sunrise 09:46
Sunset 17:58
Sunrise 09:46
Sunset 17:58