Juneau weather live forecast

Today's maximum temperature in Juneau is expected to be 9°C. Select a day from the live weather forecast for Juneau, Alaska, USA for more weather parameters.

Sunday
17th May
9

6

0

3
Monday
18th May
10

6

1

3
Tuesday
19th May
9

5

1

3
Wednesday
20th May
8

6

0

3
Thursday
21st May
11

6

1

3

5-day weather forecast updated at 04:00 on Sunday 17th May 2026 GMT

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The 5-day weather forecast for Alaska (Juneau) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Juneau weather forecast by day

Below are the detailed weather forecasts for Juneau for the next 5 days.

Juneau weather for Sunday 17th May 2026

Expect cloudy with some rain in Juneau, Alaska with a maximum temperature of 9°C, maximum UV of 3 (Moderate) and no hours of bright sunshine. There are 10-20 mm of rainfall expected with 99% chance of some rain and a moderate breeze of 23 kph from the east.

9
°C maximum temperature
6
°C minimum temperature
cloudy with some rain
0
hours of sunshine
3
UV index (Moderate)
99
% chance of some rain
<20
mm of rainfall expected
6
°C wind chill
23
kph wind from E

Juneau weather for Monday 18th May 2026

Expect cloudy with some rain in Juneau, Alaska with a maximum temperature of 10°C, maximum UV of 3 (Moderate) and 1 hour of bright sunshine. There are 10-20 mm of rainfall expected with 76% chance of some rain and a gentle breeze of 16 kph from the east.

10
°C maximum temperature
6
°C minimum temperature
cloudy with some rain
1
hour of sunshine
3
UV index (Moderate)
76
% chance of some rain
<20
mm of rainfall expected
7
°C wind chill
16
kph wind from E

Juneau weather for Tuesday 19th May 2026

Expect cloudy with some rain in Juneau, Alaska with a maximum temperature of 9°C, maximum UV of 3 (Moderate) and 1 hour of bright sunshine. There are 5-10 mm of rainfall expected with 85% chance of some rain and a gentle breeze of 14 kph from the south-east.

9
°C maximum temperature
5
°C minimum temperature
cloudy with some rain
1
hour of sunshine
3
UV index (Moderate)
85
% chance of some rain
<10
mm of rainfall expected
7
°C wind chill
14
kph wind from SE

Juneau weather for Wednesday 20th May 2026

Expect cloudy with some rain in Juneau, Alaska with a maximum temperature of 8°C, maximum UV of 3 (Moderate) and no hours of bright sunshine. There are 20-30 mm of rainfall expected with 96% chance of some rain and a gentle breeze of 14 kph from the south-east.

8
°C maximum temperature
6
°C minimum temperature
cloudy with some rain
0
hours of sunshine
3
UV index (Moderate)
96
% chance of some rain
<30
mm of rainfall expected
5
°C wind chill
14
kph wind from SE

Juneau weather for Thursday 21st May 2026

Expect mostly cloudy with light rain in Juneau, Alaska with a maximum temperature of 11°C, maximum UV of 3 (Moderate) and 1 hour of bright sunshine. There are 2-5 mm of rainfall expected with 69% chance of some rain and a light breeze of 11 kph from the west.