Ketchikan weather live forecast

Today's maximum temperature in Ketchikan is expected to be 17°C. Select a day from the live weather forecast for Ketchikan, Alaska, USA for more weather parameters.

Tuesday
4th Aug
17

13

8

3
Wednesday
5th Aug
18

13

7

3
Thursday
6th Aug
20

14

3

4
Friday
7th Aug
18

15

2

2
Saturday
8th Aug
17

14

4

3

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

More about Ketchikan

Ketchikan by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Alaska

Intrepid Travel discount code: £200 off small group tours

Discount Code

Save EXTRA £200 on select small group tours worldwide
Min spend of £1,500 per person. T&Cs apply
Travel before 30th June 2027 (inclusive)

Show discount code

******011

Redeem Intrepid Travel discount code >>

Expires at 23:59 on Monday 31st Aug 2026 · View all Intrepid Travel offers

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 4th August 2026

Expect broken clouds in Ketchikan, Alaska with a maximum temperature of 17°C, maximum UV of 3 (Moderate) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 21 kph from the north-west.

17
°C maximum temperature
13
°C minimum temperature
broken clouds
8
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
21
kph wind from NW

Ketchikan weather for Wednesday 5th August 2026

Expect broken clouds in Ketchikan, Alaska with a maximum temperature of 18°C, maximum UV of 3 (Moderate) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 19 kph from the north-west.

18
°C maximum temperature
13
°C minimum temperature
broken clouds
7
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
19
kph wind from NW

Ketchikan weather for Thursday 6th August 2026

Expect broken clouds in Ketchikan, Alaska with a maximum temperature of 20°C, maximum UV of 4 (Moderate) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 14 kph from the north-west.

20
°C maximum temperature
14
°C minimum temperature
broken clouds
3
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
20
°C wind chill
14
kph wind from NW

Ketchikan weather for Friday 7th August 2026

Expect overcast skies in Ketchikan, Alaska with a maximum temperature of 18°C, maximum UV of 2 (Low) and 2 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 13 kph from the south.

18
°C maximum temperature
15
°C minimum temperature
overcast skies
2
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
0
no heat & humidity
13
kph wind from S

Ketchikan weather for Saturday 8th August 2026

Expect mostly cloudy with light rain in Ketchikan, Alaska with a maximum temperature of 17°C, maximum UV of 3 (Moderate) and 4 hours of bright sunshine. There are 0-2 mm of rainfall expected with 22% chance of some rain and a gentle breeze of 13 kph from the south-west.