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Water temperature in Anchorage (AK) in October

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Is it warm enough to swim in Anchorage in October? Average water temperature in Anchorage in October is 45.7°F and therefore is not suitable for comfortable swimming. The warmest sea in Anchorage in October is 53.6°F, and the coldest is 39.2°F. Average high air temperature in Anchorage in October is 41°F, and average low temperature is 29°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Anchorage

Changes water temperature in Anchorage in October 2024, 2023

To get an accurate forecast for the water temperature in Anchorage for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in Anchorage, the selected years in the table also show the values of the maximum and minimum temperatures on each of the days of October.

You can choose any other years:

Year 1:   Year 2:


Day 2024 2023 Min Max
October 149.5°F49.5°F47.5°F53.6°F
October 249.3°F49.1°F47.3°F52.9°F
October 348.9°F48.9°F47.1°F52.3°F
October 448.6°F47.7°F45.5°F51.6°F
October 548.9°F47.5°F45.5°F51.3°F
October 648.7°F47.3°F45.7°F52°F
October 747.8°F46.8°F45.7°F50.7°F
October 846.9°F46.6°F44.8°F51.6°F
October 946.8°F46.4°F44.8°F51.1°F
October 1046.8°F46.2°F45.1°F51.4°F
October 1147.3°F46.2°F45.5°F50.7°F
October 1246.9°F46°F44.1°F49.6°F
October 1346.8°F45.7°F44.2°F49.1°F
October 1446.8°F45.7°F44.4°F49.3°F
October 1546°F44.1°F44.1°F49.1°F
Day 2024 2023 Min Max
October 1645.9°F44.2°F44.1°F48.7°F
October 1745.3°F43.9°F43.7°F48.9°F
October 1844.1°F44.2°F43.5°F48.7°F
October 1943.9°F44.1°F42.4°F48.2°F
October 2042.8°F43.5°F42.3°F48.6°F
October 2142.8°F43°F41.9°F48°F
October 2242.8°F41.9°F41°F47.5°F
October 2342.6°F41.7°F41.2°F47.1°F
October 2441.7°F40.6°F40.6°F47.3°F
October 2541.7°F41.2°F40.3°F46.8°F
October 2641.4°F39.7°F39.7°F46.8°F
October 2740.3°F39.6°F39.6°F46.9°F
October 2840.5°F39.4°F39.4°F46.8°F
October 2940.5°F39.6°F39.4°F46.2°F
October 3039.6°F39.2°F39.2°F45.1°F
October 3139.7°F39.4°F39.4°F44.2°F
Anchorage water temp chart in October

Average water temperature in Anchorage in October over a decade

20152016201720182019
45.5°F45.3°F46.6°F49.1°F46.8°F
20202021202220232024
47.1°F44.2°F45.5°F44.1°F45°F

Anchorage sea state in October

Chart comparing the height of waves in Anchorage in October over the past years. The red line indicates the height of the waves when swimming in the sea is prohibited. To view the current sea conditions, click on the graph.

Waves height in Anchorage in October

Weather and climate in Anchorage in October

This data display average monthly climate indicators in Anchorage in October based on our historical weather readings over a period of ten years. In addition to temperature, we include data on the number of rainy and sunny days so you can have all the information about your destination before your trip

  • Average HIGH temperature41°F
  • Average LOW temperature29°F
  • Average humidity
    75
  • Average rainfall days12 days
  • Average rainfall51mm/2''
  • Average daylight10h
  • Average sunshine3.8h
  • Average UV index1

Anchorage water temperature during other months:

You can also view information about water temperature for other months by clicking on the month button below

Where is the warm sea water in October?

Want to know where the water temperature in October is good for swimming? Select the continent of interest, the day of the month and the required water temperature

Region
Date (day and month)
Water temperature: min 60°F
 Average temperature  Maximum temperature

Temperature in neighboring cities

The nearest locations with the average water temperature in October. In addition, the maximum and minimum water temperatures for that month, recorded over the last decade, are shown

AvrMinMax
Whittier46.6°F39°F51.1°F
Kenai47.7°F41.4°F52.5°F
Seward48.6°F43.2°F53.1°F
Cook Inlet48°F42.1°F52.7°F
Prince William Sound48.7°F42.6°F53.1°F
Anchor Point48°F44.2°F51.4°F
Homer48°F44.1°F50.9°F
Valdez48°F43°F51.1°F
Cordova48.2°F43.5°F52.3°F
Kodiak46.9°F43.2°F50.5°F

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[1] - The "Blue Flag" is awarded to beaches which fulfill a number of criteria, including: the quality of the bathing water, which must be in accordance with the relevant European Union Directive environmental education and information and beach area management and safety.

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