Oceanside (OR) water temp

This data the coastal Oceanside 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.

Current ocean temperature in Oceanside

Water temperature in Oceanside today is 55°F. Based on our historical data over a period of ten years, the warmest water in this day in the Pacific Ocean near Oceanside was recorded in 2013 and was 61.5°F, and the coldest was recorded in 2022 at 52°F. Sea water temperature in Oceanside is expected to rise to 56.5°F in the next 10 days. September average water temperature in Oceanside is 57.4°F, the minimum temperature is 48.4°F, and the maximum is 63°F.

Throughout the year, the water temperature in Oceanside does not rise above 68°F and therefore is not suitable for comfortable swimming. The average water temperature in Oceanside in winter reaches 49.8°F, in spring 50.9°F, in summer the average temperature rises to 56.7°F, and in autumn it is 55.2°F.

Oceanside water temperature now

The ocean salinity in Oceanside is 29.53‰, and the average salinity of the World Ocean is 35‰.

Surf Forecast in Oceanside for today

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 Oceanside. 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 Oceanside. 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)

Surf report in Oceanside

Oceanside weather forecast

Current temperature and weather

Data in a table show Oceanside temperature today (September 20, 2025). For more information and forecast for a few days, go to the weather forecast Oceanside.

0-3 h	3-6 h	6-9 h	9-12 h
53.8°F	52°F	50.7°F	53.8°F

12-15 h	15-18 h	18-21 h	21-24 h
62.4°F	63.3°F	59.5°F	56.5°F

Oceanside water temperature by month

These figures shows the average, minimum and maximum monthly sea temperature in Oceanside. 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 Oceanside 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

Chart monthly average water temperature in Oceanside

The nearest beaches and cities from Oceanside with the water temperature today, as well as the air temperature and the state of the weather during the day and the average wave height for today

	Water	Weather		Wave
Tunnel Beach	55°F	62.6°F		4' 10"
Neskowin	54.9°F	59°F		4' 11"
Cannon Beach	53.2°F	55.4°F		4' 8"
Wecoma Beach	55.2°F	59°F		5' 0"
Gearhart	55.2°F	60.8°F		4' 4"
Seaside	55.2°F	60.8°F		4' 4"
Depoe Bay	54.1°F	53.6°F		4' 8"
Newport	53.8°F	53.6°F		5' 1"
Astoria	63.7°F	59°F		3' 2"
Ilwaco	58.3°F	55.4°F		3' 4"

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Our report for Oceanside 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.