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Water temperature in Roche Harbor (WA) in October

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Is it warm enough to swim in Roche Harbor in October? Average water temperature in Roche Harbor in October is 50.7°F and therefore is not suitable for comfortable swimming. The warmest sea in Roche Harbor in October is 53.8°F, and the coldest is 47.3°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Roche Harbor

Changes water temperature in Roche Harbor in October 2024, 2023

To get an accurate forecast for the water temperature in Roche Harbor for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in Roche Harbor, 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 151.4°F51.4°F50.5°F52.9°F
October 251.1°F51.8°F51.1°F52.9°F
October 350.9°F51.6°F50.5°F53.6°F
October 451.1°F51.4°F50.4°F53.4°F
October 550.9°F51.4°F50.4°F53.8°F
October 650.5°F52°F50°F52°F
October 751.1°F52°F50.4°F53.2°F
October 851.3°F52.7°F50°F53.4°F
October 950.4°F52.5°F49.5°F53.6°F
October 1050.7°F52.9°F49.6°F53.4°F
October 1150.4°F52°F50°F52.3°F
October 1251.4°F51.3°F49.8°F53.2°F
October 1351.3°F51.1°F49.3°F53.2°F
October 1451.1°F52°F49.3°F52.7°F
October 1551.1°F52.2°F49.5°F52.2°F
Day 2024 2023 Min Max
October 1650.5°F51.8°F49.1°F52.7°F
October 1750.5°F51.3°F49.1°F51.3°F
October 1850.5°F51.4°F48.6°F51.8°F
October 1950.4°F51.3°F48.9°F51.8°F
October 2050.4°F51.6°F48.9°F52.5°F
October 2149.8°F51.6°F49.3°F52.3°F
October 2249.5°F51.8°F48.7°F52.2°F
October 2349.5°F50.7°F48.6°F51.4°F
October 2449.5°F50.7°F48.6°F52°F
October 2549.3°F50.9°F47.3°F50.9°F
October 2649.6°F50.9°F47.8°F51.6°F
October 2750°F50.5°F48.7°F51.6°F
October 2849.8°F50.5°F48.4°F51.6°F
October 2949.6°F50.5°F48.9°F52°F
October 3049.5°F50.4°F48.6°F50.7°F
October 3149.5°F50.4°F49.1°F50.4°F
Roche Harbor water temp chart in October

Average water temperature in Roche Harbor in October over a decade

20152016201720182019
52.7°F51.4°F50.7°F50.9°F50.4°F
20202021202220232024
50.5°F50.2°F51.3°F51.4°F50.4°F

Roche Harbor 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
Victoria50.2°F48.2°F52.5°F
James Bay50.2°F48.2°F52.5°F
Lummi Island51.4°F48.2°F55.9°F
Point Roberts52°F48.4°F58.3°F
Cowichan Bay52°F48.4°F57.4°F
Birch Bay51.6°F48.4°F55.8°F
Anacortes51.4°F48.2°F54.9°F
Galiano Island52.3°F48.7°F57.7°F
Marietta51.8°F47.5°F58.3°F
Tsawwassen52.3°F48.4°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 Roche Harbor 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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