Ketchikan weather live forecast

Today's maximum temperature in Ketchikan is expected to be 15°C. Select a day from the live weather forecast for Ketchikan, Alaska, USA for more weather parameters.

5-day weather forecast updated at 04:01 on Thursday 11th September 2025 GMT

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The 5-day weather forecast for Alaska (Ketchikan) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Ketchikan weather forecast by day

Below are the detailed weather forecasts for Ketchikan for the next 5 days.

Ketchikan weather for Thursday 11th September 2025

Expect mostly cloudy with rain in Ketchikan, Alaska with a maximum temperature of 15°C, maximum UV of 2 (Low) and 2 hours of bright sunshine. There are 50 mm or more of rainfall expected with 94% chance of some rain and a moderate breeze of 26 kph from the south-east.

  • 15°C maximum temperature15
    °C maximum temperature
  • 13°C minimum temperature13
    °C minimum temperature
  • Mostly cloudy with rain
    mostly cloudy with rain
  • 2 hours of bright sunshine2
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 94% chance of some rain94
    % chance of some rain
  • 50 mm or more of rainfall expected>50
    mm or more of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Moderate breeze of 26 kph from the South-East26
    kph wind from SE

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Ketchikan weather for Friday 12th September 2025

Expect mostly cloudy with light rain in Ketchikan, Alaska with a maximum temperature of 15°C, maximum UV of 2 (Low) and 3 hours of bright sunshine. There are 0-2 mm of rainfall expected with 25% chance of some rain and a light breeze of 12 kph from the south.

  • 15°C maximum temperature15
    °C maximum temperature
  • 13°C minimum temperature13
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 25% chance of some rain25
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 15°C wind chill15
    °C wind chill
  • Light breeze of 12 kph from the South12
    kph wind from S

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Ketchikan weather for Saturday 13th September 2025

Expect overcast with light rain in Ketchikan, Alaska with a maximum temperature of 14°C, maximum UV of 2 (Low) and no hours of bright sunshine. There are 2-5 mm of rainfall expected with 43% chance of some rain and a gentle breeze of 17 kph from the north-west.

  • 14°C maximum temperature14
    °C maximum temperature
  • 12°C minimum temperature12
    °C minimum temperature
  • Overcast with light rain
    overcast with light rain
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 43% chance of some rain43
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • 14°C wind chill14
    °C wind chill
  • Gentle breeze of 17 kph from the North-West17
    kph wind from NW

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Ketchikan weather for Sunday 14th September 2025

Expect broken clouds in Ketchikan, Alaska with a maximum temperature of 16°C, maximum UV of 3 (Moderate) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the south-east.

  • 16°C maximum temperature16
    °C maximum temperature
  • 11°C minimum temperature11
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Gentle breeze of 17 kph from the South-East17
    kph wind from SE

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Ketchikan weather for Monday 15th September 2025

Expect overcast skies in Ketchikan, Alaska with a maximum temperature of 16°C, maximum UV of 3 (Moderate) and no hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 23 kph from the south-east.

  • 16°C maximum temperature16
    °C maximum temperature
  • 11°C minimum temperature11
    °C minimum temperature
  • Overcast skies
    overcast skies
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Moderate breeze of 23 kph from the South-East23
    kph wind from SE

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

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