Halong Bay is beautiful year-round, but each season offers a different experience. This month-by-month guide will help you choose the perfect time for your cruise.
Best Time Visit Halong Bay — Season by Season
| Season | Months | Weather | Crowds | Prices |
|---|---|---|---|---|
| 🌸 Spring | Mar-Apr | Warm, light mist | Moderate | Standard |
| ☀️ Summer | May-Aug | Hot, occasional rain | Moderate-High | Promotions ✅ |
| 🍂 Autumn | Sep-Nov | Best — clear, cool | Peak | Standard-High |
| ❄️ Winter | Dec-Feb | Cool, dry, misty | Low-Moderate | Holiday surcharges |
Month-by-Month Breakdown
January & February
Temperature: 15-20°C | Rain: Low | Rating: ⭐⭐⭐
Cool and dry with occasional fog that creates a mystical atmosphere. Knowing the best time visit Halong Bay is crucial. Tet (Lunar New Year) falls in late January or February — expect surcharges (+$12/person) and limited availability. Book well in advance during Tet.
March & April
Temperature: 20-25°C | Rain: Light drizzle possible | Rating: ⭐⭐⭐⭐
Warming up with occasional light mist. Excellent for photography — the soft light creates ethereal images of the karsts. Comfortable temperatures for all activities including kayaking and hiking.
May & June
Temperature: 28-33°C | Rain: Increasing | Rating: ⭐⭐⭐⭐
The start of our Sail Into Summer 2026 promotion! Hot weather makes swimming and the Sea Lion Jacuzzi pool especially appealing. Rain showers are brief and refreshing. Excellent value with promotions.
the best time visit Halong Bay depends on your priorities.
July & August
Temperature: 30-35°C | Rain: Moderate | Rating: ⭐⭐⭐
Hottest months with higher chance of rain. Typhoon season can occasionally disrupt schedules (full refunds provided). When the weather cooperates, the bay is magnificent with lush green vegetation. Great deals available.
September & October
Temperature: 25-30°C | Rain: Decreasing | Rating: ⭐⭐⭐⭐⭐
THE BEST MONTHS. Rain decreases, temperatures cool to perfect levels, skies clear up. The bay is at its most photogenic. Late September through October is widely considered the ideal time for a Halong Bay cruise.
November & December
Temperature: 18-24°C | Rain: Low | Rating: ⭐⭐⭐⭐⭐
Cool, dry, and clear — another excellent period. November is less crowded than October. December brings holiday atmosphere but also surcharges for Christmas Eve (+$16/person) and New Year’s Eve.
during the best time visit Halong Bay peak season.
Our Recommendation
Best overall: October-November (perfect weather, manageable crowds)
Best value: May-June (Sail Into Summer promotions with free perks)
Avoid if possible: Late January-early February (Tet — expensive and crowded)
Frequently Asked Questions
Whether chasing golden sunsets in autumn or dramatic thunderstorms in summer, Halong Bay rewards travelers in every season. The bay’s 1,969 limestone karsts shift character with the light — misty mornings, golden afternoons, fiery sunsets. For kayaking conditions, see our kayaking guide.
