21.07
tue
tue
Day
57°F
NE 3 mph
Precip.
45%
45%
Night
41°F
N 2 mph
Precip.
26%
26%
22.07
wed
wed
Day
52°F
E 2 mph
Precip.
33%
33%
Night
39°F
S 1 mph
Precip.
31%
31%
23.07
thu
thu
Day
46°F
NW 3 mph
Precip.
55%
55%
Night
46°F
NW 6 mph
Precip.
79%
79%
24.07
fri
fri
Day
50°F
N 4 mph
Precip.
67%
67%
Night
46°F
W 4 mph
Precip.
78%
78%
25.07
sat
sat
Day
46°F
SW 4 mph
Precip.
72%
72%
Night
39°F
SW 4 mph
Precip.
14%
14%
26.07
sun
sun
Day
52°F
S 2 mph
Precip.
36%
36%
Night
39°F
SW 4 mph
Precip.
16%
16%
27.07
mon
mon
Day
55°F
SE 3 mph
Precip.
10%
10%
Night
39°F
W 2 mph
Precip.
12%
12%
Sea water temperature in July, °F
Show year:
2026
2025
2024
The average sea water temperature in July of 2026 was 53.6°F. The highest and lowest sea temperatures during the month were 54.5°F and 52.2°F.
Sea water temperature in August, °F
Show year:
2025
2024
2023
The average sea water temperature in August of 2025 was 56.0°F. The highest and lowest sea temperatures during the month were 57.9°F and 54.3°F.
Air temperature in Juneau, °F
Precipitation total in Juneau, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Juneau
Juneau on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Juneau
Local time: 07:50
July 21, tuesday
0900
54°F
E
2 mph
2 mph
1200
57°F
NE
3 mph
3 mph
1500
48°F
NE
2 mph
2 mph
1800
52°F
NE
4 mph
4 mph
2100
45°F
E
3 mph
3 mph
July 22, wednesday
0000
41°F
N
2 mph
2 mph
0300
43°F
NE
2 mph
2 mph
0600
45°F
N
2 mph
2 mph
