This data the coastal Gig Harbor ocean water temperature today, tomorrow and the upcoming days. Besides, you can also get information about the weather and surf forecast, as well as the data on sunrise / sunset and moonrise / moonset at a given point on any given day.
Water temperature in Gig Harbor today is 62.4°F. Based on our historical data over a period of ten years, the warmest water in this day in Gig Harbor was recorded in 2018 and was 59.7°F, and the coldest was recorded in 2011 at 54.9°F. Sea water temperature in Gig Harbor is expected to drop to 56.3°F in the next 10 days. September average water temperature in Gig Harbor is 56.7°F, the minimum temperature is 53.1°F, and the maximum is 63.3°F.
Throughout the year, the water temperature in Gig Harbor does not rise above 68°F and therefore is not suitable for comfortable swimming. The average water temperature in Gig Harbor in winter reaches 47.1°F, in spring 48.7°F, in summer the average temperature rises to 57°F, and in autumn it is 53.8°F.
September 5, 2025 |
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today temp |
62.4°F |
September 4, 2025 |
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yesterday temp |
62.4°F |
The ocean salinity in Gig Harbor is 27.49‰, and the average salinity of the World Ocean is 35‰.
Another important indicators for a comfortable holiday on the beach are the presence and height of the waves, as well as the speed and direction of the wind. Please find below data on the swell size for Gig Harbor. We calculate the swell size based on the mean wave height (trough to crest) of each third highest wave. For more information on surf forecasts for the next ten days, please visit sea state forecast Gig Harbor. Data in table shown for September 5, 2025, time in GMT 0 format (you can change the time zone on the sea state forecast page)
0-3 h | 3-6 h | 6-9 h | 9-12 h |
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0' 1" | 0' 1" | 0' 1" | 0' 1" |
0.02 m | 0.02 m | 0.02 m | 0.02 m |
12-15 h | 15-18 h | 18-21 h | 21-24 h |
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0' 0" | 0' 0" | 0' 0" | 0' 1" |
0.01 m | 0.01 m | 0.01 m | 0.02 m |
Data in a table show Gig Harbor temperature today (September 5, 2025). For more information and forecast for a few days, go to the weather forecast Gig Harbor.
0-3 h | 3-6 h | 6-9 h | 9-12 h |
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73.8°F | 70°F | 66.2°F | 69.6°F |
12-15 h | 15-18 h | 18-21 h | 21-24 h |
---|---|---|---|
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79.7°F | 87.4°F | 87.6°F | 80.8°F |
You may also be interested in other sections of our site for Gig Harbor: Sunrise and Sunset, Tides
These figures shows the average, minimum and maximum monthly sea temperature in Gig Harbor. In addition to the table values, the graph below displays of changes average surface temperature during the year. Values are calculated based on the data over the past 10 years. Using them, you can check the water temperature in Gig Harbor on any day of this period that interests you. Click on the month link and you will see a table for each day, or alternatively you can view the temperature curve of the month and select 2 different years you want to compare, either in a table or as a curve
Month | Avr | Min | Max | |
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January | 46.8°F | 44.2°F | 49.8°F | cold |
Ocean water temperature in Gig Harbor in January | ||||
February | 46.2°F | 44.1°F | 48.9°F | cold |
Ocean water temperature in Gig Harbor in February | ||||
March | 46.4°F | 44.2°F | 50°F | cold |
Ocean water temperature in Gig Harbor in March | ||||
April | 47.8°F | 43.5°F | 54°F | cold |
Ocean water temperature in Gig Harbor in April | ||||
May | 52°F | 48°F | 58.8°F | cold |
Ocean water temperature in Gig Harbor in May | ||||
June | 54.7°F | 50.2°F | 61.9°F | cold |
Ocean water temperature in Gig Harbor in June | ||||
July | 57.9°F | 52.9°F | 69.4°F | cold |
Ocean water temperature in Gig Harbor in July | ||||
August | 58.5°F | 54°F | 67.6°F | cold |
Ocean water temperature in Gig Harbor in August | ||||
September | 56.7°F | 53.1°F | 63.3°F | cold |
Ocean water temperature in Gig Harbor in September | ||||
October | 53.6°F | 49.6°F | 57.7°F | cold |
Ocean water temperature in Gig Harbor in October | ||||
November | 51.3°F | 48.4°F | 54.9°F | cold |
Ocean water temperature in Gig Harbor in November | ||||
December | 48.4°F | 45.3°F | 51.3°F | cold |
Ocean water temperature in Gig Harbor in December |