April · Vietnam
Best time to visit Ha Long Bay in April Weather, crowds & prices
Weather in Ha Long Bay in April
Average temperature 25°C, 60 mm of rain, about 15 days with 6+ hours of sunshine and 84% humidity — based on the five most recent complete years of ERA5 data (2021–2025).
April score
6.8/10
Ranked #4 of 12 months
- Avg temp
- 25°C
- Rainfall
- 60 mm
- Humidity
- 84%
- Days with 6h+ sun
- 15
- Crowd Density
- Moderate Crowds
- Average Expenses
- $$ · Moderate Cost ($$)
April in Ha Long Bay scores 6.8/10 for nature and wildlife travel - an above-average month (#4 of 12). Expect around 25°C, 60 mm of rain, and roughly 15 days with 6+ hours of sunshine this month.
Ha Long Bay's limestone towers rise from green water, with overnight junks, cave visits, and kayaking among the islands.
April in Ha Long Bay — middling scores, decent value
April averages 25°C (76°F) — warm for the outdoors: start trails early, use shaded routes at midday, and carry more water than you think you need.
Rainfall runs 60 mm, so plan one flexible day in three; you still get about 15 days with 6+ hours of sunshine and 12.5 hours of daylight.
It scores 6.8/10 here, 4th of 12 months, against 8/10 in the destination's best month.
Pack light clothing, a hat and real sun protection, a packable rain layer, footwear you can get muddy.
Plan for mid-season pricing, with crowds are moderate.
Frequently asked
- What is the weather like in Ha Long Bay in April?
- In April, Ha Long Bay averages 25°C, 60 mm of rain, and about 15 days with 6+ hours of sunshine. Its climate-comfort score is 6.8/10.
- Is April a good time to visit Ha Long Bay?
- April earns a 6.8/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
- How much does it rain in Ha Long Bay in April?
- Expect about 60 mm of rain in April. Average humidity is 84% and there are about 15 days with 6+ hours of sunshine.
Curated in Ha Long Bay
Tickets & experiences
Things to do in Ha Long Bay
Ha Long Bay, Vietnam. Live activities and tours from GetYourGuide, matched to this destination.