This data the coastal Grayland 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 Grayland today is 56.7°F. Based on our historical data over a period of ten years, the warmest water in this day in the Pacific Ocean near Grayland was recorded in 2013 and was 61.2°F, and the coldest was recorded in 2008 at 54.5°F. Sea water temperature in Grayland is expected to rise to 57°F in the next 10 days. September average water temperature in Grayland is 57.9°F, the minimum temperature is 52.5°F, and the maximum is 62.8°F.
Throughout the year, the water temperature in Grayland does not rise above 68°F and therefore is not suitable for comfortable swimming. The average water temperature in Grayland in winter reaches 47.8°F, in spring 51.1°F, in summer the average temperature rises to 57.2°F, and in autumn it is 55°F.
September 20, 2025 |
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today temp |
56.7°F |
September 19, 2025 |
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yesterday temp |
58.8°F |
The ocean salinity in Grayland is 24.89‰, 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 Grayland. 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 Grayland. Data in table shown for September 20, 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 |
---|---|---|---|
4' 0" | 3' 11" | 3' 10" | 3' 9" |
1.21 m | 1.19 m | 1.16 m | 1.15 m |
12-15 h | 15-18 h | 18-21 h | 21-24 h |
---|---|---|---|
3' 11" | 4' 0" | 4' 2" | 4' 2" |
1.19 m | 1.23 m | 1.27 m | 1.27 m |
Data in a table show Grayland temperature today (September 20, 2025). For more information and forecast for a few days, go to the weather forecast Grayland.
0-3 h | 3-6 h | 6-9 h | 9-12 h |
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![]() | ![]() | ![]() | ![]() |
53.4°F | 53.2°F | 53.4°F | 53.8°F |
12-15 h | 15-18 h | 18-21 h | 21-24 h |
---|---|---|---|
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55.2°F | 55.9°F | 56.5°F | 57.2°F |
You may also be interested in other sections of our site for Grayland: Sunrise and Sunset, Tides
These figures shows the average, minimum and maximum monthly sea temperature in Grayland. 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 Grayland 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 | |
---|---|---|---|---|
January | 47.5°F | 44.2°F | 51.3°F | cold |
Ocean water temperature in Grayland in January | ||||
February | 47.5°F | 43.3°F | 52.2°F | cold |
Ocean water temperature in Grayland in February | ||||
March | 48.4°F | 44.4°F | 53.2°F | cold |
Ocean water temperature in Grayland in March | ||||
April | 50.7°F | 46.9°F | 57.9°F | cold |
Ocean water temperature in Grayland in April | ||||
May | 54°F | 49.1°F | 59.7°F | cold |
Ocean water temperature in Grayland in May | ||||
June | 56.1°F | 50.2°F | 63.1°F | cold |
Ocean water temperature in Grayland in June | ||||
July | 57.2°F | 48.4°F | 64.9°F | cold |
Ocean water temperature in Grayland in July | ||||
August | 58.1°F | 52.3°F | 64°F | cold |
Ocean water temperature in Grayland in August | ||||
September | 57.9°F | 52.5°F | 62.8°F | cold |
Ocean water temperature in Grayland in September | ||||
October | 55.4°F | 51.1°F | 60.8°F | cold |
Ocean water temperature in Grayland in October | ||||
November | 52°F | 46°F | 57.6°F | cold |
Ocean water temperature in Grayland in November | ||||
December | 48.7°F | 44.2°F | 54.7°F | cold |
Ocean water temperature in Grayland in December |