Gulf of Mexico water temperature
Gulf of Mexico, Grand Isle · Sea/Coast
The current water temperature at Gulf of Mexico is 24.4 °C (as of November 7, 2026, source: NOAA CO-OPS).
The sea lags the air by weeks: the warmest water often arrives after the warmest days. Measured buoy values show this honestly.
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Water quality
Official EPA rating: sufficientMeasurement series & statistics
This measurement series includes 1256 data points since September 9, 2026.
Lowest recorded value: 22.6 °C on October 27, 2026 · highest value: 31.6 °C on September 16, 2026.
In November, temperatures have ranged between 24.0 °C and 25.5 °C.
The current value is 0.4 °C below the November average of this series.
Nearby waters
More measuring points: Gulf of Mexico
Frequently asked questions
Can you swim at Gulf of Mexico right now?
The current water temperature is 24.4 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Gulf of Mexico?
Currently 24.4 °C (updated continuously).
How warm is at Gulf of Mexico in November?
In November, the water temperature recently averaged 24.8 °C.
When is the water warmest at Gulf of Mexico?
Across the measurement record, September is on average the warmest month (30.0 °C).
How is the water quality at Gulf of Mexico?
The official classification is: sufficient.
