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Anchorage

Water Temperature in the Pacific Ocean in Anchorage, Alaska: Current, Historical Data and Forecast

On this page, you will find comprehensive information about the sea temperature in Anchorage in Alaska, including current readings, historical data and trends, monthly averages, as well as weather forecasts and upcoming temperature predictions. We find every spot where you can swim and tell you what the water temperature is there today and throughout the year.

Current Water Temperature in Anchorage

5.8°C

TODAY

5.9°C

YESTERDAY

5.0°C

A WEEK AGO

All water temperature data is now available in our official mobile apps — for iOS and Android.

Analysis, Historical Data, and Forecast of Water Temperature

Today sea water temperature in the Pacific Ocean in Anchorage is 5.8°C. This water temperature is still quite low, and swimming in such conditions may only be comfortable for hardened individuals. It is recommended to limit the time spent in the water to avoid hypothermia. For those not accustomed to cold water, it is better to refrain from swimming. However, if you decide to enter the water, it is advisable to wear a warm wetsuit for protection against the cold.

It is important to note that these swimming tips and recommendations apply only in good weather. When the air temperature is below 68°F (20°C), and sometimes even below 77°F (25°C), swimming can be unpleasant even with relatively high water temperatures.

Water Temperature Chart for Pacific Ocean in Anchorage Over the Last 30 Days

The water temperature in Anchorage today is lower than both a week ago and a month ago. Today's sea temperature is generally in line with historical values for this day.

According to our forecast, the sea temperature in Anchorage will remain nearly unchanged in the coming days, its value will be 6.1°C.

Actual nearshore water temperatures may fluctuate by several degrees from the reported values, especially following heavy rainfall or extended periods of strong winds. Certain wind patterns can cause colder, deeper waters to rise and replace the sun-warmed surface water, leading to noticeable variations.

Our forecast is based on a proprietary mathematical model that considers real-time water temperature changes, historical trends, key weather patterns, wind strength and direction, and air temperature specific to each region. Additionally, we incorporate data from other resorts across United States to enhance accuracy.

Water temperature data for Anchorage and nearby towns and resorts is gathered from various sources, including buoys and satellite sea and ocean surface maps provided by the NOAA agency. We also incorporate data from local authorities in each specific location worldwide to ensure more accurate temperature readings.

Table of Daily Sea Temperature Data

DateCurrentAverageForecast
May 105.0°C4.0°C
May 115.4°C4.0°C
May 125.2°C4.5°C
May 135.7°C5.0°C
May 145.9°C5.0°C
May 156.1°C5.0°C
May 165.9°C5.0°C
May 176.1°C5.3°C
May 186.0°C5.8°C
May 195.8°C5.8°C
May 206.0°C5.8°C
May 216.3°C5.9°C
May 226.0°C5.9°C
May 236.0°C5.9°C
May 246.8°C6.0°C
May 257.0°C6.1°C
* Current - Actual water temperature value
** Average - Average water temperature on this day in recent years
*** Forecast - Our water temperature forecast

Sea Temperature in Anchorage Throughout the Year

Throughout the year, the sea temperature in Anchorage never exceeds 64°F (18°C).

Below is the annual chart of sea temperature changes in the Pacific Ocean in Anchorage.

January

MinimumAverageMaximum
0°C2°C4°C

February

MinimumAverageMaximum
0°C2°C4°C

March

MinimumAverageMaximum
-1°C1°C3°C

April

MinimumAverageMaximum
-1°C2°C5°C

May

MinimumAverageMaximum
0°C4.5°C9°C

June

MinimumAverageMaximum
6°C9.5°C13°C

July

MinimumAverageMaximum
8°C11.5°C15°C

August

MinimumAverageMaximum
9°C12°C15°C

September

MinimumAverageMaximum
8°C11°C14°C

October

MinimumAverageMaximum
5°C8.5°C12°C

November

MinimumAverageMaximum
0°C3.5°C7°C

December

MinimumAverageMaximum
-1°C2.5°C6°C

Monthly Water Temperature Histogram for Pacific Ocean in Anchorage

You can explore detailed data on how the water temperature in Anchorage varies each month:

What Beaches Are There In and Around Anchorage?

Lake Hood Swimming Beach

Lake Hood Swimming Beach is a 2-stars sandy beach, located in a 5 km (3 miles) radius of Anchorage. There is parking. There are cafés.

Goose Lake

Goose Lake is a 5-stars sandy beach, located in a 5 km (3 miles) radius of Anchorage. There are lifeguards on the beach. There is parking. There are restrooms. There are cafés. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.

Little Campbell Lake

Little Campbell Lake is a 3-stars sandy beach, located in a 9 km (6 miles) radius of Anchorage. There is parking. Little Campbell Lake is an excellent spot for fishing enthusiasts, offering good opportunities to catch local fish. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.

Long Beach

Long Beach is a 1-stars sandy beach, located in a 10 km (6 miles) radius of Anchorage.

Anchorage Weather

MAY 18

7°C / 11°C
overcast clouds: 85-100%

humidity: 75% | wind: 2 km/h

MAY 19

7°C / 10°C
broken clouds: 51-84%

humidity: 73% | wind: 1 km/h

MAY 20

7°C / 10°C
light rain

humidity: 82% | wind: 2 km/h

MAY 21

9°C / 9°C
light rain

humidity: 74% | wind: 2 km/h

Alaska, United StatesAlaska, United StatesAlaska, United States

Sea Temperature in the Pacific Ocean in Anchorage: General Trends and Swimming Opportunities

Original name
Anchorage
The Local Time
22:28
Time Zone
UTC-8
Sunrise
05:08
Sunset
22:43
Length of the day
17 h 34 m

The coastal region of Alaska, in the United States, typically experiences a subarctic climate with long, cold winters and short, cool summers. This area also has high levels of precipitation due to its proximity to the ocean, morphing into heavy snowfall during winter.

Anchorage is located in North America in the Northern Hemisphere at a latitude of 61 degrees, along the shores of the Pacific Ocean. Anchorage lies within the Alaska in United States.

The average annual daytime air temperature in Anchorage is 45°F (7°C), with the average nighttime temperature being 32°F (-0°C). The highest average daily temperature occurs in July, reaching 62°F (17°C), while the lowest is in January at 29°F (-2°C). As for nighttime temperatures, the minimum average temperature of 13°F (-11°C) is recorded in January, and the maximum is in July, reaching 53°F (11°C).

According to historical data, Anchorage experiences 148 rainy days per year, which accounts for 41 percent of all days in the year. On average, there are 12 rainy days each month. The wettest month is September, with 16 rainy days and 5.1 inches (129 mm) of precipitation, while the driest month is April, which typically has 9 rainy days and only 1.3 inches (33 mm) of precipitation.

The average annual water temperature in Pacific Ocean in Anchorage is 43°F (6°C). In March, the water reaches its lowest point of the year at 30°F (-1°C), while in July, it peaks at 59°F (15°C). In Anchorage, the water temperature in the Pacific Ocean never consistently reaches a comfortable level for swimming in any month.

Geographical Location of Anchorage

Nearby Cities

Frequently Asked Questions About Anchorage and its Water Temperatures

What is the current sea temperature in Anchorage?

The water temperature today in the Pacific Ocean in Anchorage is 42°F (5.8°C).

In which months is the water temperature in Anchorage comfortable for swimming?

It cannot be guaranteed that the water temperature in Anchorage will be comfortable for swimming in any month of the year.

What is the water temperature in Anchorage during the winter?

The water temperature in the Pacific Ocean in Anchorage during the winter ranges from 30°F to 43°F (-1°C to 6°C).

What is the water temperature in Anchorage during the spring?

The water temperature in the Pacific Ocean in Anchorage during the spring ranges from 30°F to 48°F (-1°C to 9°C).

What is the water temperature in Anchorage during the summer?

The water temperature in the Pacific Ocean in Anchorage during the summer ranges from 43°F to 59°F (6°C to 15°C).

What is the water temperature in Anchorage during the fall?

The water temperature in the Pacific Ocean in Anchorage during the fall ranges from 32°F to 57°F (0°C to 14°C).

Is it possible to swim in the sea in Anchorage at any time of the year?

In Anchorage, the Pacific Ocean is quite cold, and swimming is almost impossible as the water temperature never reaches 70°F (21°C).

What sea temperatures can I expect in Anchorage in the next month?

In June, the water temperature in the Pacific Ocean in Anchorage will range between 43°F (6°C) and 55°F (13°C)