Best time to visit Unalaska, AK
A month-by-month travel weather guide based on NOAA 30-year climate normals.
The most comfortable travel window in Unalaska runs from July through August — 2 months of pleasant temperatures and modest rainfall.
Frequent rain. Bring waterproof gear; outdoor plans need flexibility.
Daylight ≈ 7h 42m
Frequent rain. Bring waterproof gear; outdoor plans need flexibility.
Daylight ≈ 9h 29m
Winter weather. Plan around weather; good for snow sports if applicable.
Daylight ≈ 11h 33m
Winter weather. Plan around weather; good for snow sports if applicable.
Daylight ≈ 13h 45m
Mild but on the chilly side. Pack a jacket; great for hiking and city walks.
Daylight ≈ 15h 43m
Mild but on the chilly side. Pack a jacket; great for hiking and city walks.
Daylight ≈ 16h 46m
Comfortable for most activities. Bring layers; nights can be cool.
Daylight ≈ 16h 22m
Comfortable for most activities. Bring layers; nights can be cool.
Daylight ≈ 14h 37m
Frequent rain. Bring waterproof gear; outdoor plans need flexibility.
Daylight ≈ 12h 24m
Frequent rain. Bring waterproof gear; outdoor plans need flexibility.
Daylight ≈ 10h 13m
Frequent rain. Bring waterproof gear; outdoor plans need flexibility.
Daylight ≈ 8h 12m
Frequent rain. Bring waterproof gear; outdoor plans need flexibility.
Daylight ≈ 7h 10m
Looking for similar climates? See Unalaska's climate twins. Or jump straight to the full climate profile.