September is among Phu Quoc’s quietest months — the rainy season continues with frequent heavy showers and rough seas. However, October begins the island’s turnaround, and September visitors benefit from rock-bottom prices and near-empty conditions at every attraction.
Weather in Phu Quoc in September
- Temperature: 25–30°C (77–86°F)
- Conditions: Heavy rains continue; tropical storms possible
- Rainfall: 300–400mm over 18–22 days
- Sea: Rough — island excursions largely suspended
- Humidity: 85–90%
Why Visit Phu Quoc in September
- Lowest prices of the entire year — hotels and tours offer steep discounts
- Completely quiet atmosphere — beaches and roads empty of tourists
- Lush green jungle at its most photogenic
- Mid-Autumn Festival (Tết Trung Thu) — lanterns and mooncakes at Duong Dong
Best Things to Do in September
- Phu Quoc National Park: Waterfall hikes and jungle exploration on clear mornings
- VinWonders Phu Quoc: Best option for rainy-day entertainment
- Long Beach and Ong Lang Beach: Solo morning beach walks
- Fish sauce factory tours and pepper farm visits
- Spa and resort days
Travel Tips for September
- October starts improving significantly mid-month — consider an October visit instead
- Pack serious rain gear: jacket, waterproof shoes, dry bags for electronics
- Monitor tropical storm forecasts for the Gulf of Thailand
- Ideal for budget travellers who want the island to themselves