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Gulf of Mexico water temperature

Gulf of Mexico, East Bay, FL · Sea/Coast

The current water temperature at Gulf of Mexico is 30.1 °C (as of September 20, 2026, source: NOAA NDBC).

The sea lags the air by weeks: the warmest water often arrives after the warmest days. Measured buoy values show this honestly.

30.1 °C
Measured: September 20, 2026 · continuously updated
💧 Water 30.1° · ☀️ Air 23.1° · high today 30.4°
Temperature trend of recent weeks
Gulf of Mexico
Photo: Ensminger Brothers · Public domain · Wikimedia Commons

Measurement series & statistics

This measurement series includes 152 data points since August 21, 2026.

Lowest recorded value: 29.8 °C on September 19, 2026 · highest value: 34.2 °C on August 27, 2026.

In September, temperatures have ranged between 29.8 °C and 34.0 °C.

The current value is 1.2 °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 30.1 °C. See live swimming conditions, weather and quality in the BrrChecker app.

How warm is the water at Gulf of Mexico?
Currently 30.1 °C (updated continuously).

How warm is at Gulf of Mexico in September?
In September, the water temperature recently averaged 31.3 °C.

Open in the BrrChecker app

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