World Resorts USA Juneau Weather

Juneau Sea Temperature in September

Average sea water temperature in September:
+51.8°F
Minimum sea water temperature in September: 58.3°F
Maximum sea water temperature in September: 48.2°F

Daily sea water temperature in September, °F

Show year:
2025
2024
2023

The average sea water temperature in September of 2025 was 53.4°F. The highest and lowest sea temperatures during the month were 58.3°F and 49.3°F.

Monthly sea water temperature in Juneau, °F

Which USA resorts have warmest sea in September?

Place name September 2025 September 2024
Key West 86.9°F 87.4°F
Islamorada 86.7°F 87.3°F
Key Largo 86.6°F 87.1°F
Fort Lauderdale 86.4°F 86.4°F
Everglades 86.2°F 87.0°F
Miami Beach 86.1°F 86.3°F
Naples 86.1°F 87.2°F
Marco Island 86.0°F 87.2°F
South Padre Island 86.0°F 85.8°F
Corpus Christi 85.8°F 84.7°F
Miami 85.8°F 86.0°F
Cape Coral 85.2°F 86.5°F
Houston 84.9°F 83.4°F
Siesta Key 84.9°F 86.8°F
Sarasota 84.8°F 86.7°F
Cocoa Beach 84.6°F 85.2°F
Tampa 84.3°F 86.0°F
New Orleans 84.3°F 82.9°F
Mobile 84.0°F 83.5°F
Clearwater Beach 84.0°F 86.2°F

Best time for vacation in Juneau

Sunniest months:
May 6 days
March 6 days
April 6 days
Warmest months:
July 57.3 °F
August 57.2 °F
June 54.4 °F
Warmest sea temp:
July 56.3 °F
August 56.1 °F
September 51.8 °F
Coldest months:
January 29.2 °F
December 30.1 °F
February 30.7 °F
Rainiest months:
October 12 days
September 10 days
January 10 days
Windiest months:
January 7.1 mph
November 7.0 mph
December 6.9 mph

Juneau on a weather map

Juneau
+34°F
NW 2 mph
Feels like: +32°F
Precip.: 100%
Places in USA:
Name
°F
+30°F
+75°F
+75°F
+41°F
+52°F
+70°F
+77°F
+70°F
+23°F
+54°F
+46°F
+61°F
+61°F
+45°F
+3°F
24 Hours Forecast
Juneau
Local time: 00:17
December 05, friday
0300
32°F
NW
2 mph
0600
32°F
NW
2 mph
0900
32°F
W
2 mph
1200
32°F
SW
1 mph
1500
32°F
N
1 mph
1800
34°F
N
2 mph
2100
34°F
NW
4 mph
December 06, saturday
0000
30°F
NW
5 mph
Units of measurement: °C / °F