Juneau weather live forecast

Today's maximum temperature in Juneau is expected to be 18°C. Select a day from the live weather forecast for Juneau, Alaska, USA for more weather parameters.

Tuesday
21st Jul
18

13

1

4
Wednesday
22nd Jul
16

12

0

3
Thursday
23rd Jul
15

12

0

1
Friday
24th Jul
15

12

0

3
Saturday
25th Jul
16

11

4

2

5-day weather forecast updated at 04:00 on Tuesday 21st July 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 Tuesday 21st July 2026

Expect mostly cloudy with light rain in Juneau, Alaska with a maximum temperature of 18°C, maximum UV of 4 (Moderate) and 1 hour of bright sunshine. There are 0-2 mm of rainfall expected with 29% chance of some rain and a gentle breeze of 15 kph from the west.

18
°C maximum temperature
13
°C minimum temperature
mostly cloudy with light rain
1
hour of sunshine
4
UV index (Moderate)
29
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
15
kph wind from W

Juneau weather for Wednesday 22nd July 2026

Expect mostly cloudy with light rain in Juneau, Alaska with a maximum temperature of 16°C, maximum UV of 3 (Moderate) and no hours of bright sunshine. There are 0-2 mm of rainfall expected with 20% chance of some rain and a gentle breeze of 14 kph from the west.

16
°C maximum temperature
12
°C minimum temperature
mostly cloudy with light rain
0
hours of sunshine
3
UV index (Moderate)
20
% chance of some rain
<2
mm of rainfall expected
16
°C wind chill
14
kph wind from W

Juneau weather for Thursday 23rd July 2026

Expect cloudy with some rain in Juneau, Alaska with a maximum temperature of 15°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 5-10 mm of rainfall expected with 71% chance of some rain and a light breeze of 12 kph from the south.

15
°C maximum temperature
12
°C minimum temperature
cloudy with some rain
0
hours of sunshine
1
UV index (Low)
71
% chance of some rain
<10
mm of rainfall expected
15
°C wind chill
12
kph wind from S

Juneau weather for Friday 24th July 2026

Expect cloudy with some rain in Juneau, Alaska with a maximum temperature of 15°C, maximum UV of 3 (Moderate) and no hours of bright sunshine. There are 10-20 mm of rainfall expected with 92% chance of some rain and a light breeze of 12 kph from the south-east.

15
°C maximum temperature
12
°C minimum temperature
cloudy with some rain
0
hours of sunshine
3
UV index (Moderate)
92
% chance of some rain
<20
mm of rainfall expected
15
°C wind chill
12
kph wind from SE

Juneau weather for Saturday 25th July 2026

Expect mostly cloudy with light rain in Juneau, Alaska with a maximum temperature of 16°C, maximum UV of 2 (Low) and 4 hours of bright sunshine. There are 2-5 mm of rainfall expected with 82% chance of some rain and a light breeze of 11 kph from the west.