Ketchikan weather live forecast

Today's maximum temperature in Ketchikan is expected to be 16°C. Select a day from the live weather forecast for Ketchikan, Alaska, USA for more weather parameters.

Wednesday
19th Aug
16

12

3

4
Thursday
20th Aug
19

14

6

5
Friday
21st Aug
19

15

5

3
Saturday
22nd Aug
16

13

3

4
Sunday
23rd Aug
14

13

0

1

5-day weather forecast updated at 04:01 on Wednesday 19th August 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 Wednesday 19th August 2026

Expect broken clouds in Ketchikan, Alaska with a maximum temperature of 16°C, maximum UV of 4 (Moderate) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 13 kph from the north-west.

16
°C maximum temperature
12
°C minimum temperature
broken clouds
3
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
13
kph wind from NW

Ketchikan weather for Thursday 20th August 2026

Expect broken clouds in Ketchikan, Alaska with a maximum temperature of 19°C, maximum UV of 5 (Moderate) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the north-west.

19
°C maximum temperature
14
°C minimum temperature
broken clouds
6
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
17
kph wind from NW

Ketchikan weather for Friday 21st August 2026

Expect mostly cloudy with light rain in Ketchikan, Alaska with a maximum temperature of 19°C, maximum UV of 3 (Moderate) and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 38% chance of some rain and a gentle breeze of 14 kph from the north-west.

19
°C maximum temperature
15
°C minimum temperature
mostly cloudy with light rain
5
hours of sunshine
3
UV index (Moderate)
38
% chance of some rain
<2
mm of rainfall expected
19
°C wind chill
14
kph wind from NW

Ketchikan weather for Saturday 22nd August 2026

Expect mostly cloudy with rain in Ketchikan, Alaska with a maximum temperature of 16°C, maximum UV of 4 (Moderate) and 3 hours of bright sunshine. There are 5-10 mm of rainfall expected with 66% chance of some rain and a gentle breeze of 15 kph from the north-west.

16
°C maximum temperature
13
°C minimum temperature
mostly cloudy with rain
3
hours of sunshine
4
UV index (Moderate)
66
% chance of some rain
<10
mm of rainfall expected
16
°C wind chill
15
kph wind from NW

Ketchikan weather for Sunday 23rd August 2026

Expect cloudy with some rain in Ketchikan, Alaska with a maximum temperature of 14°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 10-20 mm of rainfall expected with 90% chance of some rain and a gentle breeze of 17 kph from the south-east.