Port Mansfield — Water Temperature, Sea Conditions & Trends

Water Temperature: Daily Trends, Historical Records, and Forecast

✅ As of today, the minimum water temperature ranges from 79°F (26°C) to 82°F (28°C). This is very warm water, allowing for extended stays without any discomfort. Swimming in these conditions will be particularly enjoyable, making it the ideal temperature range for those who want to relax in the sea. Additionally, water in this temperature range is suitable for children and elderly people, as it is comfortable for prolonged stays.

It is important to note that these swimming tips and recommendations apply only in good weather. When the air temperature is below 68°F (20°C), and sometimes even below 77°F (25°C), swimming can be unpleasant even with relatively high water temperatures.

Water Temperature Chart Over the Last 30 Days

Water temperature in Port Mansfield has fallen over the last month but risen over the last 7 days. Currently, the sea water temperature at this location matches the average for this day in previous years.

According to our forecast, Water temperature in Port Mansfield will be 26.0°C in the next 7 days. See the table below for daily data for the upcoming week.

Table of Daily Sea Temperature Data

Annual Water Temperature Overview by Month

Monthly Water Temp Ranges

30°C

25°C

20°C

15°C

10°c

5°C

0°C

Annual Water Temperature Trend

Port Mansfield sits on the Texas Gulf Coast along the sheltered waters of the Laguna Madre and the nearby Gulf of Mexico. Because the area is relatively shallow and influenced by subtropical conditions, water temperatures show a pronounced seasonal cycle. In winter months surface temperatures commonly fall into the mid-teens Celsius, often around 14–18°C, while spring brings a steady warming into the low to mid-20s Celsius. Peak summer temperatures typically reach the high 20s to low 30s Celsius, with late summer surface readings commonly around 28–31°C. Autumn sees a gradual cooling, with temperatures generally ranging from the low 20s to upper 20s Celsius depending on weather patterns and recent storms.