Weather: Ha Long Bay — April
The weather is near-perfect with ideal temperatures and minimal rain. Recommended month to visit.
🌟 Climate Overview
April is an excellent time to visit Ha Long Bay. Warm weather with highs of 27°C—great for outdoor activities. Rain is common, so pack an umbrella. As peak season, expect higher prices and more tourists. Sea temperature of 25°C is perfect for swimming.
Based on weather comfort, crowds, prices, and activity options
27°C
23°C
11days
12.6h
Feels like 31°C / 26°C — humidity makes it feel warmer
59mm
8.7h/day
83%
Very Humid6.8
High16 km/h (gusts 34)
25°C 🏊 Comfortable
Is April a good time to visit Ha Long Bay?
The weather is near-perfect with ideal temperatures and minimal rain.
Now
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Air Quality
Travel Context
- CrowdsVery Busy
- Travel Costs Peak Rates
Daylight
05:34
18:10
Visiting Ha Long Bay in April: Pros & Cons
Pros
- Comfortable temperatures for sightseeing
- Warm sea perfect for swimming and snorkeling
- One of the best months to visit
Cons
- Peak season — expect crowds and higher prices
Things to Do in April
Events & Festivals
Recommended for This Weather
Ha Long Bay Weather by Month
| Month | Avg High | Avg Low | Rain | Sunshine | Humidity | UV Index | Crowds | Condition |
|---|---|---|---|---|---|---|---|---|
| Jan | 21°C | 16°C | 7d (34mm) | 6.4h | 76% Humid | 4.1 Moderate | | Good |
| Feb | 21°C | 17°C | 6d (33mm) | 5.7h | 82% Very Humid | 4.4 Moderate | | Good |
| Mar | 24°C | 20°C | 10d (31mm) | 6.7h | 84% Very Humid | 5.3 High | | Excellent |
| Apr Current | 27°C | 23°C | 11d (59mm) | 8.7h | 83% Very Humid | 6.8 High | | Excellent |
| May | 31°C | 26°C | 20d (154mm) | 9.7h | 83% Very Muggy | 7.4 Very High | | Excellent |
| Jun | 33°C | 28°C | 22d (271mm) | 8.7h | 82% Very Muggy | 7.3 Very High | | Wet |
| Jul | 33°C | 28°C | 23d (280mm) | 9.7h | 83% Very Muggy | 7.7 Very High | | Wet |
| Aug | 32°C | 27°C | 28d (400mm) | 7.7h | 85% Very Muggy | 6.4 High | | Wet |
| Sep | 31°C | 26°C | 26d (366mm) | 7.8h | 84% Very Muggy | 6 High | | Excellent |
| Oct | 29°C | 23°C | 14d (156mm) | 8.1h | 76% Muggy | 5.9 High | | Excellent |
| Nov | 27°C | 21°C | 7d (32mm) | 8.4h | 74% Humid | 5.3 High | | Excellent |
| Dec | 22°C | 17°C | 3d (12mm) | 7.1h | 69% Humid | 4.4 Moderate | | Good |
Ha Long Bay
UNESCO World Heritage Bay with 1,600 limestone karst islands rising dramatically from emerald waters, overnight junk boat cruises, kayaking through caves, floating villages, and one of Vietnam's most iconic natural wonders.
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What to Pack for April
Summer clothing like shorts, t-shirts, and sundresses will be comfortable. Bring a light cardigan for air-conditioned spaces. A waterproof jacket and shoes are non-negotiable — showers are frequent. Don't forget a wide-brimmed hat and high-SPF sunscreen — the sun is strong.
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Frequently Asked Questions
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More Ha Long Bay Guides
Best Time to Visit
Coming soon
Things to Do
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Where to Stay
Best neighborhoods and hotel recommendations
Cost & Budget
Daily costs, money-saving tips, and budget breakdown
Itineraries
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Overview
Complete travel guide for Ha Long Bay: top things to do, itineraries, and typical costs.