Barataria Bay water temperature
Barataria Bay, Grand Terre Island, Louisiana · Lake
The current water temperature at Barataria Bay is 30.2 °C (as of September 21, 2026, source: USGS).
Lakes stratify in summer: bathing-warm on top, markedly colder a few metres down. Measurements are taken at the surface — right where you swim.
Measurement series & statistics
This measurement series includes 157 data points since July 24, 2026.
Lowest recorded value: 28.9 °C on August 3, 2026 · highest value: 32.6 °C on September 6, 2026.
In September, temperatures have ranged between 29.3 °C and 32.6 °C.
The current value is 0.6 °C below the September average of this series.
Nearby waters
Frequently asked questions
Can you swim at Barataria Bay right now?
The current water temperature is 30.2 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Barataria Bay?
Currently 30.2 °C (updated continuously).
How warm is at Barataria Bay in September?
In September, the water temperature recently averaged 30.8 °C.
When is the water warmest at Barataria Bay?
Across the measurement record, July is on average the warmest month (31.1 °C).
