Ketchikan weather in May 2025

Expect 12°C daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Ketchikan in May. Check more long-term weather averages for Ketchikan in May before you book your next holiday to Alaska in 2025/2026.

  • 12°C maximum daytime temperature in May in Ketchikan12
    12°C max day temperature
  • 6 hours of sunshine per day
  • 16 days with some rainfall in May in Ketchikan16
    16 days with some rainfall
  • 4°C minimum night-time temperature in May in Ketchikan4
    4°C min night temperature
  • 16 hours of daylight per day in May in Ketchikan16
    16 hours of daylight per day
  • No heat & humidity in May in Ketchikan0
    No heat & humidity
  • 188 mm monthly rainfall in May in Ketchikan188
    188 mm of monthly rainfall
  • UV (maximum) index 5 (Moderate) in May in Ketchikan5
    5 (Moderate) UV index
  • 9°C sea temperature in May in Ketchikan9
    9°C sea temperature

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The May weather guide for Alaska (Ketchikan) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

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

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More about the USA

How warm is it in Ketchikan in May?

Daytime temperatures usually reach 12°C in Ketchikan in May, falling to 4°C at night.

How sunny is it in Ketchikan in May?

There are normally 6 hours of bright sunshine each day in Ketchikan in May - that's 35% of daylight hours.

Is the sea cold around Ketchikan in May?

The average sea temperature around Ketchikan in May is 9°C.

Does it rain in Ketchikan in May?

There are usually 16 days with some rain in Ketchikan in May and the average monthly rainfall is 188mm.

Ketchikan May sunrise & sunset times

Browse the sunrise and sunset times for Ketchikan in May 2025. Select a month to view Ketchikan sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st May 2025 04:04 19:25
Friday, 16th May 2025 03:35 19:53
Saturday, 31st May 2025 03:14 20:16

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