Ketchikan weather live forecast

Today's maximum temperature in Ketchikan is expected to be 21°C. Select a day from the live weather forecast for Ketchikan, Alaska, USA for more weather parameters.

Saturday
5th Sep
21

11

13

4
Sunday
6th Sep
17

12

3

1
Monday
7th Sep
17

13

3

2
Tuesday
8th Sep
15

13

2

2
Wednesday
9th Sep
15

13

2

3

5-day weather forecast updated at 04:00 on Sunday 6th September 2026 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 Saturday 5th September 2026

Expect clear skies in Ketchikan, Alaska with a maximum temperature of 21°C, maximum UV of 4 (Moderate) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 12 kph from the north-west.

21
°C maximum temperature
11
°C minimum temperature
clear skies
13
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
12
kph wind from NW

Ketchikan weather for Sunday 6th September 2026

Expect broken clouds in Ketchikan, Alaska with a maximum temperature of 17°C, maximum UV of 1 (Low) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 12 kph from the south.

17
°C maximum temperature
12
°C minimum temperature
broken clouds
3
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
0
no heat & humidity
12
kph wind from S

Ketchikan weather for Monday 7th September 2026

Expect broken clouds in Ketchikan, Alaska with a maximum temperature of 17°C, maximum UV of 2 (Low) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 11 kph from the south-west.

17
°C maximum temperature
13
°C minimum temperature
broken clouds
3
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
0
no heat & humidity
11
kph wind from SW

Ketchikan weather for Tuesday 8th September 2026

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 5-10 mm of rainfall expected with 80% chance of some rain and a moderate breeze of 21 kph from the south.

15
°C maximum temperature
13
°C minimum temperature
mostly cloudy with rain
2
hours of sunshine
2
UV index (Low)
80
% chance of some rain
<10
mm of rainfall expected
15
°C wind chill
21
kph wind from S

Ketchikan weather for Wednesday 9th September 2026

Expect mostly cloudy with rain in Ketchikan, Alaska with a maximum temperature of 15°C, maximum UV of 3 (Moderate) and 2 hours of bright sunshine. There are 20-30 mm of rainfall expected with 78% chance of some rain and a moderate breeze of 21 kph from the south-west.