# Tulum water temperature La temperatura del mar en Tulum es 30.6 °C (87.1 °F). - Location: Tulum, Mexico - Timezone: America/Cancun - Source: Open-Meteo marine forecast (snapshot) - Generated at: 2026-09-26T09:38:43.693313-05:00 - Forecast page: https://snorkelforecast.com/es/mexico/tulum/ - HTML sea temperature: https://snorkelforecast.com/es/mexico/tulum/temperatura-del-mar/ - Temperature is not a safety rating or snorkel score. - Guidance: Agua muy cálida - What to wear: El bañador suele ser suficiente; una licra ayuda a protegerse del sol. ## Monthly baseline - January: 27.0 °C (80.6 °F) - February: 26.7 °C (80.1 °F) - March: 27.3 °C (81.1 °F) - April: 27.9 °C (82.2 °F) - May: 29.0 °C (84.2 °F) - June: 29.8 °C (85.6 °F) - July: 30.1 °C (86.2 °F) - August: 30.7 °C (87.3 °F) - September: 30.5 °C (86.9 °F) - October: 29.9 °C (85.8 °F) - November: 28.7 °C (83.7 °F) - December: 27.7 °C (81.9 °F)