Gulf of Mexico water temperature
Gulf of Mexico, Sanibel / Bowman's Beach · Sea/Coast
The current water temperature at Gulf of Mexico is 30.6 °C (as of September 20, 2026, source: Open-Meteo marine model).
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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Measurement series & statistics
This measurement series includes 609 data points since July 22, 2026.
Lowest recorded value: 30.4 °C on July 22, 2026 · highest value: 32.5 °C on August 17, 2026.
In September, temperatures have ranged between 30.5 °C and 32.2 °C.
The current value is 1.0 °C below the September 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 30.6 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Gulf of Mexico?
Currently 30.6 °C (updated continuously).
How warm is at Gulf of Mexico in September?
In September, the water temperature recently averaged 31.6 °C.
When is the water warmest at Gulf of Mexico?
Across the measurement record, August is on average the warmest month (31.6 °C).
