A complete guide to Phu Quoc Vietnam weather by month

Thursday, Oct 09, 2025 21:00
Phu Quoc is a tropical paradise nestled in the Gulf of Thailand. Its allure lies in its pristine white-sand beaches, dense jungles, and tranquil atmosphere. However, to truly make the most of a trip to this stunning island, understanding its weather patterns is essential. Governed by a tropical monsoon climate, Phu Quoc experiences two distinct seasons: a dry season and a rainy season.

This comprehensive guide breaks down the Phu Quoc, Vietnam weather by month, helping you decide the perfect time for your island getaway.

The two main seasons of Phu Quoc

Before diving into a monthly analysis, it's important to understand the island's two overarching seasons.

  • The dry season (November to April): This is widely considered the best time to visit Phu Quoc. During these months, the island enjoys clear blue skies, abundant sunshine, and calm, turquoise seas. Humidity is at its lowest, and rainfall is minimal, creating perfect conditions for sunbathing, swimming, snorkeling, and exploring the island's natural beauty. This is also the peak tourist season, so expect higher prices and more crowded beaches.
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  • The rainy season (May to October): Also known as the green season, this period is characterized by higher humidity and frequent rainfall. While this might sound unappealing, the rain often comes in short, heavy bursts, usually in the afternoon, leaving the rest of the day clear. The island is incredibly lush and vibrant during this time, waterfalls are at their most spectacular, and there are far fewer tourists. It's a fantastic time for budget-conscious travelers, as accommodation and tour prices are significantly lower.

A detailed month-by-month weather guide

The dry season

November: November marks the transition from the rainy to the dry season. The heavy rains have subsided, and the landscape is still lush and green. You can expect plenty of sunshine, calm seas, and comfortable temperatures, making it an excellent month to visit before the peak season crowds arrive.

  • Average Temperature: 25-30°C
  • Conditions: Decreasing rain, clear skies, and calm seas.

December: December is one of the best months to visit Phu Quoc. The weather is picture-perfect, with dry, sunny days and low humidity. The sea is calm and clear, ideal for all water activities. It's the heart of the peak season, especially around Christmas and New Year's, so booking in advance is crucial.

  • Average Temperature: 24-29°C 
  • Conditions: Minimal rain, abundant sunshine, and excellent visibility for diving.

January: The fantastic weather continues into January. With very little rain and comfortable temperatures, it's another prime month for a beach holiday. The conditions are perfect for exploring the An Thoi archipelago by boat or simply relaxing on Long Beach.

  • Average Temperature: 24-29°C 
  • Conditions: Dry, sunny, and pleasant.
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February: February maintains the dry season's ideal conditions, with slightly warmer temperatures. It remains a popular month for international tourists seeking a tropical escape. The sea is exceptionally calm, making it a great time for snorkeling and discovering the island's coral reefs.

  • Average Temperature: 25-30°C
  • Conditions: Very dry, hot, and sunny.

March: March is the last of the peak dry season months. The weather is still fantastic, with plenty of sun, though temperatures and humidity begin to rise towards the end of the month, signaling the coming change in seasons.

  • Average Temperature: 26-31°C 
  • Conditions: Hot, dry, with increasing humidity.

April: April is a shoulder month and one of the hottest on the island. While still predominantly dry, the chance of a short, refreshing afternoon shower increases. It's a good time to visit for sun-seekers who don't mind the heat and want to avoid the larger crowds of the peak season.

  • Average Temperature: 27-32°C
  • Conditions: Very hot and humid, with a rising chance of rain.

The rainy season

May: The rainy season officially begins in May. Rainfall becomes more frequent, but typically occurs in the form of brief afternoon downpours. The island is less crowded, and you can find great deals on accommodation.

  • Average Temperature: 27-32°C
  • Conditions: Hot, humid, with regular short showers.

June & July: These months see an increase in rainfall. While you can still expect sunny spells, particularly in the mornings, be prepared for heavier and more frequent showers. The west-facing beaches can experience rougher seas. This is the perfect time to visit inland attractions like waterfalls.

  • Average Temperature: 26-31°C 
  • Conditions: Wet and humid, but with periods of sunshine.

August & September: These are typically the wettest months in Phu Quoc. Rain can be more persistent, and the seas can be rough. However, it's the quietest time on the island, offering a peaceful and serene experience for those who don't mind the weather. The landscape is at its most verdant and beautiful.

  • Average Temperature: 25-30°C 
  • Conditions: Peak of the rainy season, high humidity, and lush scenery.

October: October is another transitional month as the rainy season winds down. The rain becomes less frequent and intense, and sunny days start to become the norm again by the end of the month. It's a fantastic time to get dry-season weather at low-season prices.

  • Average Temperature: 25-30°C (77-86°F)
  • Conditions: Decreasing rainfall, clearing skies, and a great time for budget travelers.
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When is the best time to visit?

  • For ideal beach weather: The period from November to March is unbeatable for sunshine, calm seas, and pleasant temperatures.
  • For budget travelers and fewer crowds: The rainy season from May to October offers significant savings and a more tranquil experience.
  • For a good balance: The shoulder months of April and October/November provide a happy medium, with a good chance of great weather and more competitive pricing.

Ultimately, Phu Quoc is a year-round destination. The "best" time to visit depends on your personal preferences for weather, budget, and crowd levels. By understanding the Phu Quoc, Vietnam weather by month, you can plan the perfect trip to this enchanting pearl island.

>> Plan your journey with our local travel guide