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.

Tuesday
12th May
15

9

0

2
Wednesday
13th May
10

8

1

1
Thursday
14th May
9

7

2

2
Friday
15th May
10

7

5

2
Saturday
16th May
11

6

7

4

5-day weather forecast updated at 04:01 on Tuesday 12th May 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 Tuesday 12th May 2026

Expect mostly cloudy with light rain in Ketchikan, Alaska with a maximum temperature of 15°C, maximum UV of 2 (Low) and no hours of bright sunshine. There are 0-2 mm of rainfall expected with 47% chance of some rain and a light breeze of 10 kph from the north.

15
°C maximum temperature
9
°C minimum temperature
mostly cloudy with light rain
0
hours of sunshine
2
UV index (Low)
47
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
10
kph wind from N

Ketchikan weather for Wednesday 13th May 2026

Expect cloudy with some rain in Ketchikan, Alaska with a maximum temperature of 10°C, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 5-10 mm of rainfall expected with 88% chance of some rain and a gentle breeze of 15 kph from the south.

10
°C maximum temperature
8
°C minimum temperature
cloudy with some rain
1
hour of sunshine
1
UV index (Low)
88
% chance of some rain
<10
mm of rainfall expected
0
no heat & humidity
15
kph wind from S

Ketchikan weather for Thursday 14th May 2026

Expect mostly cloudy with rain in Ketchikan, Alaska with a maximum temperature of 9°C, maximum UV of 2 (Low) and 2 hours of bright sunshine. There are 5-10 mm of rainfall expected with 97% chance of some rain and a gentle breeze of 17 kph from the south.

9
°C maximum temperature
7
°C minimum temperature
mostly cloudy with rain
2
hours of sunshine
2
UV index (Low)
97
% chance of some rain
<10
mm of rainfall expected
6
°C wind chill
17
kph wind from S

Ketchikan weather for Friday 15th May 2026

Expect mostly cloudy with light rain in Ketchikan, Alaska with a maximum temperature of 10°C, maximum UV of 2 (Low) and 5 hours of bright sunshine. There are 2-5 mm of rainfall expected with 83% chance of some rain and a light breeze of 12 kph from the south.

10
°C maximum temperature
7
°C minimum temperature
mostly cloudy with light rain
5
hours of sunshine
2
UV index (Low)
83
% chance of some rain
<5
mm of rainfall expected
8
°C wind chill
12
kph wind from S

Ketchikan weather for Saturday 16th May 2026

Expect sunshine and showers in Ketchikan, Alaska with a maximum temperature of 11°C, maximum UV of 4 (Moderate) and 7 hours of bright sunshine. There are 0-2 mm of rainfall expected with 64% chance of some rain and a gentle breeze of 15 kph from the south.