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The best time to swim in Mexico

Pacific, Caribbean and Gulf of Mexico coasts compared by season.

5 min read

Mexico has two very different swimmable coasts. The Caribbean side (Riviera Maya, Cancún) is warm, calm and sheltered; the Pacific side (Puerto Vallarta, Acapulco, Oaxaca) is warmer still but can have bigger surf.

Month-by-month

  • November–April: 25–27°C on both coasts; Caribbean has the calmest seas.
  • May–June: 27–29°C; Pacific coast heats up first.
  • July–October: 28–30°C, Caribbean hurricane season but usually short-lived storms.
  • Gulf of Mexico (Veracruz, Yucatán): 26–29°C, warm but can be rough in winter northerlies.