Current sea water temperature:
+51.4°F
| Minimum sea water temperature in September: | 58.3°F |
| Maximum sea water temperature in September: | 48.2°F |
| Average sea water temperature in September: | 51.9°F |
| more information | |
14 days
forecast
forecast
| Juneau |
monthly
weather
weather
| Juneau |
Sea water temperature for the last 10 days:
| September 19 | 51.4°F | September 14 | 51.8°F |
| September 18 | 51.8°F | September 13 | 51.6°F |
| September 17 | 52.0°F | September 12 | 52.0°F |
| September 16 | 52.2°F | September 11 | 52.0°F |
| September 15 | 52.3°F | September 10 | 52.9°F |
Monthly sea water temperature, °F
When is the warmest sea in Juneau?
Based on the data about daily sea water temperature for the last three years the warmest sea in Juneau was noticed in August, July and September.
Monthly Sea Temperatures in Juneau, °F
Sea water temperature in August, °F
Show year:
2026
2025
2024
The average sea water temperature in August of 2026 was 56.7°F. The highest and lowest sea temperatures during the month were 59.2°F and 53.8°F.
Sea water temperature in July, °F
Show year:
2026
2025
2024
The average sea water temperature in July of 2026 was 54.2°F. The highest and lowest sea temperatures during the month were 56.5°F and 52.2°F.
Sea water temperature in September, °F
Show year:
2026
2025
2024
The average sea water temperature in September of 2026 was 52.7°F. The highest and lowest sea temperatures during the month were 54.3°F and 51.4°F.
current
weather
weather
| Juneau |
weather in
September
September
| Juneau |
Best time for vacation in Juneau
Juneau on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Juneau
Local time: 01:21
September 19, saturday
0300
43°F
N
5 mph
5 mph
0600
39°F
NW
5 mph
5 mph
0900
41°F
NW
5 mph
5 mph
1200
41°F
NW
5 mph
5 mph
1500
41°F
W
7 mph
7 mph
1800
43°F
NW
6 mph
6 mph
2100
43°F
W
6 mph
6 mph
September 20, sunday
0000
43°F
W
6 mph
6 mph
