The Mexico Guides

Mexico in August: Hurricane Season, Whale Sharks, and Turtles

· 2 min read Practical
Caribbean water in August Mexico

Contents

  1. Hurricane risk
  2. Weather
  3. What’s still good in August
  4. Chiles en Nogada season

August is the peak of Mexico’s hurricane season on the Caribbean coast and the Gulf. It’s still a popular month due to European school holidays, but weather risks are real and travel insurance with hurricane coverage is essential for Caribbean bookings.

Hurricane risk

The Atlantic hurricane season peaks in August–October. The Yucatán Peninsula, the Gulf coast, and the Pacific coast of Jalisco and Nayarit are all potentially in hurricane paths. Statistically, most Augusts pass without a major direct hit, but:

  • Book refundable accommodation only for Caribbean coast stays
  • Get travel insurance that covers hurricane-related disruption (not just cancellation)
  • Monitor weather forecasts from 7–10 days before arrival

Pacific: Pacific hurricane season also peaks August–September, affecting Baja California, Jalisco, and Nayarit.

Weather

Caribbean coast: 32–35°C, very humid, afternoon rain, potential tropical storms. Sargassum seaweed accumulation is often worst in August on the Riviera Maya beaches.

Mexico City: 18–22°C, rainy afternoons, cool nights. Still comfortable for city exploration.

Oaxaca: 22–27°C, some rain. The city’s altitude keeps it cooler than the coast.

Pacific coast: Hot (30–34°C) with regular afternoon rain.

What’s still good in August

Whale sharks: The Holbox/Yucatán aggregation is still active through most of August. Whale shark tours continue, though visibility can be reduced by plankton blooms.

Sea turtle nesting: August is peak nesting for multiple species. The Oaxacan coast mass arribadas (Olive Ridley mass nesting) are active. Pacific leather-back nests in Jalisco and Nayarit.

Cenotes: remain excellent year-round; cenotes are unaffected by hurricane weather.

Mexico City: Museums, food, and cultural life are unaffected by coastal hurricane risks. August can be excellent for CDMX visits.

Chiles en Nogada season

Poblano chillies stuffed with picadillo (minced meat with fruit and nuts), topped with walnut cream sauce and pomegranate seeds. A patriotic dish representing the Mexican flag colours. Available in Puebla and Mexico City restaurants from approximately mid-August through September, when pomegranates ripen.