Ketchikan weather live forecast

Today's maximum temperature in Ketchikan is expected to be 73°F. 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 Wednesday 17th 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 Tuesday 16th September 2025

Expect sunshine and showers in Ketchikan, Alaska with a maximum temperature of 73°F, maximum UV of 3 (Moderate) and 9 hours of bright sunshine. There are 2-5 mm of rainfall expected with 32% chance of some rain and a fresh breeze of 19 mph from the south-east.

  • 73°F maximum temperature73
    °F maximum temperature
  • 59°F minimum temperature59
    °F minimum temperature
  • Sunshine and showers
    sunshine and showers
  • 9 hours of bright sunshine9
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 32% chance of some rain32
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • 73°F wind chill73
    °F wind chill
  • Fresh breeze of 19 mph from the South-East19
    mph wind from SE

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Ketchikan weather for Wednesday 17th September 2025

Expect mostly cloudy with rain in Ketchikan, Alaska with a maximum temperature of 63°F, maximum UV of 2 (Low) and 4 hours of bright sunshine. There are 10-20 mm of rainfall expected with 90% chance of some rain and a fresh breeze of 21 mph from the south.

  • 63°F maximum temperature63
    °F maximum temperature
  • 52°F minimum temperature52
    °F minimum temperature
  • Mostly cloudy with rain
    mostly cloudy with rain
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 90% chance of some rain90
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • 63°F wind chill63
    °F wind chill
  • Fresh breeze of 21 mph from the South21
    mph wind from S

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Ketchikan weather for Thursday 18th September 2025

Expect cloudy with some rain in Ketchikan, Alaska with a maximum temperature of 54°F and no hours of bright sunshine. There are 10-20 mm of rainfall expected with 96% chance of some rain and a moderate breeze of 13 mph from the south-east.

  • 54°F maximum temperature54
    °F maximum temperature
  • 52°F minimum temperature52
    °F minimum temperature
  • Cloudy with some rain
    cloudy with some rain
  • No hours of bright sunshine0
    hours of sunshine
  • No UV (maximum) index0
    UV index (None)
  • 96% chance of some rain96
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Moderate breeze of 13 mph from the South-East13
    mph wind from SE

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Ketchikan weather for Friday 19th September 2025

Expect cloudy with some rain in Ketchikan, Alaska with a maximum temperature of 55°F and no hours of bright sunshine. There are 50 mm or more of rainfall expected with 99% chance of some rain and a moderate breeze of 16 mph from the south-east.

  • 55°F maximum temperature55
    °F maximum temperature
  • 54°F minimum temperature54
    °F minimum temperature
  • Cloudy with some rain
    cloudy with some rain
  • No hours of bright sunshine0
    hours of sunshine
  • No UV (maximum) index0
    UV index (None)
  • 99% chance of some rain99
    % 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 16 mph from the South-East16
    mph wind from SE

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Ketchikan weather for Saturday 20th September 2025

Expect cloudy with some rain in Ketchikan, Alaska with a maximum temperature of 55°F, maximum UV of 2 (Low) and 1 hour of bright sunshine. There are 50 mm or more of rainfall expected with 100% chance of some rain and a moderate breeze of 16 mph from the south.

  • 55°F maximum temperature55
    °F maximum temperature
  • 52°F minimum temperature52
    °F minimum temperature
  • Cloudy with some rain
    cloudy with some rain
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 100% chance of some rain100
    % 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 16 mph from the South16
    mph wind from S

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