Glacier Bay water temp

This data the coastal Glacier Bay ocean water temperature today, tomorrow and the upcoming days. Besides, you can also get information about the weather and surf forecast, as well as the data on sunrise / sunset and moonrise / moonset at a given point on any given day.

Current ocean temperature in Glacier Bay

Water temperature in Glacier Bay today is 49.6°F. Based on our historical data over a period of ten years, the warmest water in this day in Glacier Bay was recorded in 2014 and was 51.3°F, and the coldest was recorded in 2011 at 46.9°F. Sea water temperature in Glacier Bay is expected to drop to 47.3°F in the next 10 days. September average water temperature in Glacier Bay is 50°F, the minimum temperature is 45.3°F, and the maximum is 55.4°F.

Throughout the year, the water temperature in Glacier Bay does not rise above 68°F and therefore is not suitable for comfortable swimming. The average water temperature in Glacier Bay in winter reaches 40.8°F, in spring 41.5°F, in summer the average temperature rises to 52°F, and in autumn it is 46.6°F.

Glacier Bay water temperature now

The ocean salinity in Glacier Bay is 28.33‰, and the average salinity of the World Ocean is 35‰.

Surf Forecast in Glacier Bay for today

Another important indicators for a comfortable holiday on the beach are the presence and height of the waves, as well as the speed and direction of the wind. Please find below data on the swell size for Glacier Bay. We calculate the swell size based on the mean wave height (trough to crest) of each third highest wave. For more information on surf forecasts for the next ten days, please visit sea state forecast Glacier Bay. Data in table shown for September 26, 2025, time in GMT 0 format (you can change the time zone on the sea state forecast page)

Surf report in Glacier Bay

Glacier Bay weather forecast

Current temperature and weather

Data in a table show Glacier Bay temperature today (September 26, 2025). For more information and forecast for a few days, go to the weather forecast Glacier Bay.

0-3 h	3-6 h	6-9 h	9-12 h
46.9°F	48.2°F	47.7°F	48°F

12-15 h	15-18 h	18-21 h	21-24 h
49.1°F	50.2°F	49.3°F	48.9°F

Glacier Bay water temperature by month

These figures shows the average, minimum and maximum monthly sea temperature in Glacier Bay. In addition to the table values, the graph below displays of changes average surface temperature during the year. Values are calculated based on the data over the past 10 years. Using them, you can check the water temperature in Glacier Bay on any day of this period that interests you. Click on the month link and you will see a table for each day, or alternatively you can view the temperature curve of the month and select 2 different years you want to compare, either in a table or as a curve

Chart monthly average water temperature in Glacier Bay

The nearest beaches and cities from Glacier Bay with the water temperature today, as well as the air temperature and the state of the weather during the day and the average wave height for today

	Water	Weather		Wave
Skagway	50.5°F	44.6°F		0' 4"
Yakutat	54°F	46.4°F		11' 1"
Cordova	52.5°F	44.6°F		2' 8"
Haida Gwaii	57.4°F	53.6°F		16' 11"
Seward	53.2°F	42.8°F		1' 1"
Anchorage	52.2°F	51.8°F		0' 3"
Kenai	52.9°F	50°F		0' 7"
Anchor Point	50.9°F	46.4°F		2' 6"
Kodiak	51.1°F	48.2°F		1' 11"
Port Hardy	50.7°F	55.4°F		1' 7"

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Glacier Bay National Park

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Our report for Glacier Bay is compiled using satellite data together with in-situ observations to get the most reliable daily data of sea surface temperatures, surf forecasts, current temperatures and weather forecasts.