Juneau weather live forecast

Today's maximum temperature in Juneau is expected to be 12°C. Select a day from the live weather forecast for Juneau, Alaska, USA for more weather parameters.

Saturday
16th May
12

6

3

4
Sunday
17th May
9

6

0

2
Monday
18th May
10

6

1

3
Tuesday
19th May
9

6

1

2
Wednesday
20th May
8

7

0

4

5-day weather forecast updated at 04:00 on Saturday 16th 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 Saturday 16th May 2026

Expect mostly cloudy with light rain in Juneau, Alaska with a maximum temperature of 12°C, maximum UV of 4 (Moderate) and 3 hours of bright sunshine. There are 0-2 mm of rainfall expected with 11% chance of some rain and a light breeze of 10 kph from the south-east.

12
°C maximum temperature
6
°C minimum temperature
mostly cloudy with light rain
3
hours of sunshine
4
UV index (Moderate)
11
% chance of some rain
<2
mm of rainfall expected
12
°C wind chill
10
kph wind from SE

Juneau weather for Sunday 17th May 2026

Expect overcast with light rain in Juneau, Alaska with a maximum temperature of 9°C, maximum UV of 2 (Low) and no hours of bright sunshine. There are 10-20 mm of rainfall expected with 98% chance of some rain and a moderate breeze of 21 kph from the south-east.

9
°C maximum temperature
6
°C minimum temperature
overcast with light rain
0
hours of sunshine
2
UV index (Low)
98
% chance of some rain
<20
mm of rainfall expected
7
°C wind chill
21
kph wind from SE

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 75% chance of some rain and a gentle breeze of 15 kph from the west.

10
°C maximum temperature
6
°C minimum temperature
cloudy with some rain
1
hour of sunshine
3
UV index (Moderate)
75
% chance of some rain
<20
mm of rainfall expected
8
°C wind chill
15
kph wind from W

Juneau weather for Tuesday 19th May 2026

Expect mostly cloudy with rain in Juneau, Alaska with a maximum temperature of 9°C, maximum UV of 2 (Low) and 1 hour of bright sunshine. There are 5-10 mm of rainfall expected with 63% chance of some rain and a gentle breeze of 14 kph from the south-east.

9
°C maximum temperature
6
°C minimum temperature
mostly cloudy with rain
1
hour of sunshine
2
UV index (Low)
63
% 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 4 (Moderate) and no hours of bright sunshine. There are 10-20 mm of rainfall expected with 89% chance of some rain and a gentle breeze of 16 kph from the south-east.