Ketchikan weather

Usually in December
- 3
- -2
- 1
Weather by month
Now Today
- 3
- 2
5-day forecast

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The weather guide for Ketchikan, Alaska shows long term weather averages processed from data supplied by CRU (University of East Anglia) & today's weather forecast provided by MeteoBlue. Find out more about our data sources.

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Metric (°C / mm) | Imperial (°F / inches)

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Compare Ketchikan weather with the USA

Below the Ketchikan weather chart shows average maximum daytime temperature for Ketchikan, Alaska, USA and the USA (Washington).

Maximum daytime temperature (°C)

Ketchikan, Alaska, USA

USA (Washington)

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Metric (°C / mm) | Imperial (°F / inches)

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Where's warm in Alaska today?

Below are the temperatures expected today at popular destinations in Alaska. Select a destination to compare today's forecast with average weather conditions.