Gulf of Mexico water temperature

Gulf of Mexico, Galveston · Sea/Coast

The current water temperature at Gulf of Mexico is 32.5 °C (as of August 31, 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.

32.5 °C

Measured: August 31, 2026 · continuously updated

💧 Water 32.5° · ☀️ Air 29.9°

Temperature trend of recent weeks

Gulf of Mexico — Photo: Daniel Schwen · CC BY-SA 2.5 · Wikimedia Commons

Water quality

Official EPA rating: excellent

Measurement series & statistics

This measurement series includes 596 data points since July 3, 2026.

Lowest recorded value: 29.8 °C on July 14, 2026 · highest value: 33.6 °C on August 24, 2026.

Nearby waters

Gulf of Mexico, Galveston Pier 21 · 3.8 km away32.5 °C Gulf of Mexico, Galveston Pier 21, TX · 4.0 km away32.5 °C Gulf of Mexico, Galveston RR Bridge, TX · 9.1 km away31.4 °C Gulf of Mexico, Galveston Railroad Bridge · 9.2 km away31.5 °C Gulf of Mexico, Galveston Bay Entrance (North Jetty), TX · 11.9 km away31.9 °C

More measuring points: Gulf of Mexico

Pilottown35.9 °C Port Mansfield35.9 °C Bulk Terminal35.7 °C Lake Charles Bulk Terminal, LA35.5 °C Baffin Bay, TX35.3 °C Baffin Bay35.0 °C

Frequently asked questions

Can you swim at Gulf of Mexico right now?
The current water temperature is 32.5 °C. See live swimming conditions, weather and quality in the BrrChecker app.

How warm is the water at Gulf of Mexico?
Currently 32.5 °C (updated continuously).

How is the water quality at Gulf of Mexico?
The official classification is: excellent.

← All waters