World sea water temperatures

Water temperature in Kodiak (AK) in September

Is it warm enough to swim in Kodiak in September? Average water temperature in Kodiak in September is 50.4°F and therefore is not suitable for comfortable swimming. The warmest sea in Kodiak in September is 55.8°F, and the coldest is 46.8°F. Average high air temperature in Kodiak in September is 57°F, and average low temperature is 43°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Kodiak

Changes water temperature in Kodiak in September 2025, 2024

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

You can choose any other years:

Year 1:   Year 2:


Day 2025 2024 Min Max
September 152°F50.9°F49.1°F55.8°F
September 251.8°F50.7°F49.3°F55°F
September 353.6°F50.9°F49.5°F54.9°F
September 453.2°F50.9°F49.1°F54.5°F
September 552.7°F50.9°F49.1°F54.3°F
September 652.7°F50.9°F48.7°F54°F
September 752.7°F50.9°F48.9°F54°F
September 852.7°F50.9°F48.9°F54°F
September 952.9°F50.9°F48.6°F54°F
September 1052.5°F50.4°F48.9°F53.8°F
September 1152.7°F50.4°F48.9°F53.4°F
September 1251.8°F51.3°F48.2°F53.2°F
September 1351.3°F51.3°F48.7°F53.6°F
September 1450.5°F50.5°F48.6°F53.2°F
September 1550.4°F51.3°F48.6°F53.4°F
Day 2025 2024 Min Max
September 1650.5°F50.9°F48.2°F52.9°F
September 1750.9°F50.9°F48.6°F53.2°F
September 1852°F50.5°F48.4°F53.1°F
September 1952.2°F50.4°F48.2°F53.1°F
September 2052°F49.5°F48°F53.1°F
September 2152°F48.9°F48.2°F52.7°F
September 2251.8°F49.5°F47.3°F52.3°F
September 2350.9°F49.8°F47.1°F52.3°F
September 2451.4°F49.6°F46.9°F52.3°F
September 2551.1°F49.6°F47.1°F51.6°F
September 2650.7°F49.6°F46.9°F51.8°F
September 2750.4°F48.7°F46.9°F51.3°F
September 2850°F48.9°F47.1°F50.9°F
September 2950°F48.4°F46.8°F50.5°F
September 3049.6°F48.4°F46.8°F50.4°F
Kodiak water temp chart in September

Average water temperature in Kodiak in September over a decade

20162017201820192020
52.7°F49.6°F52.2°F52.9°F51.6°F
20212022202320242025
50.2°F50.2°F49.8°F50.2°F

Kodiak sea state in September

Chart comparing the height of waves in Kodiak in September 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 Kodiak in September

Weather and climate in Kodiak in September

This data display average monthly climate indicators in Kodiak in September 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 temperature57°F
  • Average LOW temperature43°F
  • Average rainfall days16 days
  • Average rainfall198mm/7.8''
  • Average daylight13h
  • Average sunshine6h
  • Average UV index3

Kodiak 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 September?

Want to know where the water temperature in September 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 September. In addition, the maximum and minimum water temperatures for that month, recorded over the last decade, are shown

AvrMinMax
Homer51.1°F48.2°F55.8°F
Anchor Point50.9°F48.2°F54.7°F
Cook Inlet52.7°F49.1°F56.7°F
Seward53.1°F48.7°F57.4°F
Bristol Bay53.1°F47.1°F60.3°F
Whittier51.4°F46.6°F55.6°F
Prince William Sound53.4°F48.7°F58.8°F
Togiak52.3°F45.1°F61.3°F
Valdez52.5°F48.7°F57.9°F
Sand Point51.4°F47.5°F57.4°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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Our report for Kodiak 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.

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