World sea water temperatures

Water temperature in Haines (AK) in September

Is it warm enough to swim in Haines in September? Average water temperature in Haines in September is 50.7°F and therefore is not suitable for comfortable swimming. The warmest sea in Haines in September is 55°F, and the coldest is 47.1°F. Average high air temperature in Haines in September is 57°F, and average low temperature is 44°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Haines

Changes water temperature in Haines in September 2025, 2024

To get an accurate forecast for the water temperature in Haines for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in Haines, 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 152.5°F52.3°F49.8°F55°F
September 253.2°F52.2°F49.8°F54.7°F
September 352.7°F52.5°F49.6°F54.3°F
September 455.4°F51.1°F50°F55.4°F
September 554.1°F50.7°F49.3°F54.1°F
September 654.3°F50.7°F48.7°F54.3°F
September 754°F51.6°F48.6°F54°F
September 854.3°F51.4°F48.7°F54.3°F
September 954.1°F51.1°F48.6°F54.5°F
September 1053.6°F50.9°F48.6°F53.6°F
September 1153.2°F50.4°F48.7°F53.2°F
September 1253.8°F50.2°F48.7°F53.8°F
September 1352.2°F50°F48.7°F52.9°F
September 1451.6°F49.8°F49.5°F52.7°F
September 1551.6°F50.2°F49.5°F52.5°F
Day 2025 2024 Min Max
September 1651.4°F51.1°F49.1°F52.3°F
September 1751.3°F50.2°F49.1°F52.3°F
September 1851.3°F50.2°F49.1°F52.5°F
September 1951.1°F50.2°F48.9°F52.2°F
September 2050.9°F50°F48.9°F51.8°F
September 2150.7°F49.8°F48.7°F51.3°F
September 2250.2°F49.6°F48.7°F51.1°F
September 2350.4°F49.3°F48.6°F51.1°F
September 2450°F49.1°F48.6°F50.9°F
September 2550°F49.1°F48.6°F50.9°F
September 2649.8°F49.1°F48.4°F50.7°F
September 2749.6°F48.9°F48.4°F50.5°F
September 2849.6°F48.9°F48.4°F50.4°F
September 2949.5°F48.9°F47.1°F50.2°F
September 3048.9°F48.6°F47.1°F50.2°F
Haines water temp chart in September

Average water temperature in Haines in September over a decade

20162017201820192020
51.6°F51.6°F51.3°F51.3°F50.9°F
20212022202320242025
50.9°F51.3°F51.8°F50.2°F

Haines sea state in September

Chart comparing the height of waves in Haines 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 Haines in September

Weather and climate in Haines in September

This data display average monthly climate indicators in Haines 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 temperature44°F
  • Average rainfall days17 days
  • Average rainfall140mm/5.5''
  • Average snowfall5mm/0.2''

Haines 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
Skagway50.9°F47.1°F56.5°F
Glacier Bay50°F45.3°F55.4°F
Gustavus50.7°F46.9°F55.2°F
Yakutat54.3°F50.4°F58.1°F
Sitka54.1°F50.5°F58.3°F
Wrangell51.6°F47.1°F56.1°F
Ketchikan54.7°F50.2°F60.4°F
Metlakatla54.5°F50.5°F59.5°F
Cordova52.9°F49.1°F57.4°F
Valdez52.5°F48.7°F57.9°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 Haines 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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