Port O'Connor water temp

This data the coastal Port O'Connor 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 Port O'Connor

Water temperature in Port O'Connor today is 83.8°F. Based on our historical data over a period of ten years, the warmest water in this day in the Gulf of Mexico near Port O'Connor was recorded in 2023 and was 85.3°F, and the coldest was recorded in 2008 at 78.8°F. Sea water temperature in Port O'Connor is expected to drop to 80.6°F in the next 10 days. September average water temperature in Port O'Connor is 84.4°F, the minimum temperature is 78.8°F, and the maximum is 88.5°F.

The swimming season in Port O'Connor lasts from March to November. During those months, Port O'Connor water temperature does not drop below 68°F and therefore suitable for comfortable swimming. The average water temperature in Port O'Connor in winter reaches 63°F, in spring 72.1°F, in summer the average temperature rises to 85.1°F, and in autumn it is 78.3°F.

Port O'Connor water temperature now

The ocean salinity in Port O'Connor is 28.63‰, and the average salinity of the World Ocean is 35‰.

Surf Forecast in Port O'Connor 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 Port O'Connor. 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 Port O'Connor. Data in table shown for September 30, 2025, time in GMT 0 format (you can change the time zone on the sea state forecast page)

Surf report in Port O'Connor

Port O'Connor weather forecast

Current temperature and weather

Data in a table show Port O'Connor temperature today (September 30, 2025). For more information and forecast for a few days, go to the weather forecast Port O'Connor.

0-3 h	3-6 h	6-9 h	9-12 h
78.6°F	75.4°F	73.9°F	79.9°F

12-15 h	15-18 h	18-21 h	21-24 h
92.8°F	91.6°F	88.5°F	79.5°F

Port O'Connor water temperature by month

These figures shows the average, minimum and maximum monthly sea temperature in Port O'Connor. 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 Port O'Connor 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 Port O'Connor

The nearest beaches and cities from Port O'Connor 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
Magnolia Beach	82.8°F	91.4°F		0' 4"
Seadrift	82.4°F	89.6°F		0' 7"
Matagorda	85.1°F	87.8°F		1' 3"
Rockport	83.5°F	87.8°F		0' 8"
Aransas Pass	84.2°F	89.6°F		1' 3"
Mustang Island	84.6°F	86°F		2' 1"
Corpus Christi	84°F	89.6°F		1' 7"
Freeport	84.9°F	87.8°F		1' 3"
Surfside Beach	84.7°F	87.8°F		1' 3"
Whitecap Beach	84.6°F	89.6°F		2' 0"

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Port Oconnor

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Our report for Port O'Connor 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.