Ketchikan weather in September 2024

Expect 57°F daytime maximum temperatures in the shade with on average 3 hours of sunshine per day in Ketchikan in September. Check more long-term weather averages for Ketchikan in September before you book your next holiday to Alaska in 2024/2025.

  • 57°F maximum daytime temperature in September in Ketchikan57
    57°F max day temperature
  • 3 hours of sunshine per day
  • 18 days with some rainfall in September in Ketchikan18
    18 days with some rainfall
  • 45°F minimum night-time temperature in September in Ketchikan45
    45°F min night temperature
  • 13 hours of daylight per day in September in Ketchikan13
    13 hours of daylight per day
  • No heat & humidity in September in Ketchikan0
    No heat & humidity
  • 11.0 inches monthly rainfall in September in Ketchikan11.0
    11.0 inches of monthly rainfall
  • UV (maximum) index 3 (Moderate) in September in Ketchikan3
    3 (Moderate) UV index
  • 54°F sea temperature in September in Ketchikan54
    54°F sea temperature

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The September 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)  |  Imperial (°F)

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More about the USA

How warm is it in Ketchikan in September?

Daytime temperatures usually reach 57°F in Ketchikan in September, falling to 45°F at night.

How sunny is it in Ketchikan in September?

There are normally 3 hours of bright sunshine each day in Ketchikan in September - that's 27% of daylight hours.

How warm is the sea around Ketchikan in September?

The average sea temperature around Ketchikan in September is 54°F.

Does it rain in Ketchikan in September?

There are usually 18 days with some rain in Ketchikan in September and the average monthly rainfall is 11.0 inches.

Ketchikan September sunrise & sunset times

Browse the sunrise and sunset times for Ketchikan in September 2024. Select a month to view Ketchikan sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Sunday, 1st September 2024 05:54 19:38
Sunday, 15th September 2024 06:20 19:02
Monday, 30th September 2024 06:49 18:23

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