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Weather in Ketchikan, AK · National Weather Service + NOAA

Ketchikan has milder winters than most of Alaska

Ketchikan has mild, snowy winters and cool summers, with plenty of rain. A typical July afternoon reaches 65°, a January night drops to 32°, and about 35 inches of snow falls in a normal winter. In November, a normal day reaches 44° and a normal night drops to 36°.

Winter 40°/32°Spring 50°/38°Summer 64°/52°Fall 51°/42°
Right now
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Sunrise 6:56 am · sunset 4:03 pm

Getting the latest forecast from the National Weather Service…

What stands out about Ketchikan’s weather

Read from 30 years of NOAA records. Each one opens the full story on the Climate page.

Climate →
Milder winters than most of AlaskaJanuary nights average 32°, milder than 207 of 213 Alaska towns.Cool summersJuly afternoons average 65°, cooler than 100% of U.S. towns.Less snow than most of AlaskaAbout 35 inches a winter, less than 148 of 152 Alaska towns.A long growing season185 frost-free days, from Apr 22 to Oct 23.
A normal year

Where today sits in Ketchikan’s year

Typical highs and lows month by month, from 30 years of NOAA records.

Full climate →
Winter
40° / 32°
11 days with an inch or more of snow
Spring
50° / 38°
Last frost around Apr 22
Summer
64° / 52°
90° days are rare
Fall now
51° / 42°
First frost around Oct 23
Pastthe usual first frost (Oct 23). Last frost next spring: Apr 22
Best months to be outside
JulAug
Highs of 62–84° and lows of 40° or more
How much snow does Ketchikan get?About 35 inches a winter.When is it wettest?October, with 18.4 inches.What is each month like?Highs, lows, rain and snow for all 12.

Weather talk

Road reports, first frosts and storm memories from neighbors in Ketchikan.

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Forecast, conditions and alerts: National Weather Service. Climate: NOAA NCEI U.S. Climate Normals, 1991–2020. Temperatures and rainfall come from the nearest weather station. Snow, frost dates and day counts: the NOAA station at Annette Island Airport, AK (22 mi, snow) and Ketchikan Intl Airport, AK (1 mi, frost, heat and degree days). Sunrise and sunset are calculated from the town’s position. Normals are 30-year averages, not a forecast.