Weather in Ha Long Bay in May
The weather is near-perfect with ideal temperatures and minimal rain. Recommended month to visit.
Climate Overview
May is an excellent time to visit Ha Long Bay. Ha Long Bay has a Moderate climate with average yearly highs of 30°C, lows of 26°C, and approximately 15 rainy days per month.
30°C
26°C
15days
13.1h
Is May a good time to visit Ha Long Bay?
The weather is near-perfect with ideal temperatures and minimal rain.
Daylight
5:15 AM
6:22 PM
Weather by Month
| Month | High | Low | Rainy days | Condition |
|---|---|---|---|---|
| January | 21°C | 17°C | 14 | Wet |
| February | 21°C | 17°C | 12 | Good |
| March | 24°C | 20°C | 17 | Excellent (best) |
| April | 24°C | 20°C | 13 | Excellent (best) |
| May | 30°C | 26°C | 15 | Excellent (best) |
| June | 32°C | 29°C | 19 | Wet |
| July | 31°C | 28°C | 22 | Wet |
| August | 30°C | 26°C | 27 | Wet |
| September | 30°C | 26°C | 29 | Excellent (best) |
| October | 27°C | 22°C | 11 | Excellent (best) |
| November | 26°C | 20°C | 3 | Excellent (best) |
| December | 20°C | 15°C | 5 | Good |
Weather data: Open-Meteo Archive (2020-2025) • Open-Meteo.com (CC BY 4.0) • Historical avg. 2020–2025
What to Pack for May
Lightweight clothes, sunglasses, sunscreen, and breathable fabrics.
Planning a trip to Ha Long Bay?
Common Questions
Is May a good time to visit Ha Long Bay? +
May is typically Excellent for visiting Ha Long Bay, with average highs of 30°C and around 15 rainy days.
What should I pack for Ha Long Bay in May? +
With highs of 30°C and lows of 26°C in {month}, we recommend: Lightweight clothes, sunglasses, sunscreen, and breathable fabrics.
Does it rain a lot in Ha Long Bay in May? +
Ha Long Bay typically sees around 15 rainy days in May.
How many hours of daylight are there in Ha Long Bay in May? +
In May, Ha Long Bay gets approximately 13.1 hours of daylight per day.
Is May peak season in Ha Long Bay? +
Yes, May is peak season in Ha Long Bay. Expect higher prices and more crowds, but also the best weather.
What is the best month to visit Ha Long Bay? +
The best months to visit Ha Long Bay are March, April, May, September, October, November, when the weather is optimal for sightseeing.
More Ha Long Bay Guides
Best Time to Visit
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Things to Do
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Itineraries
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Overview
Complete travel guide for Ha Long Bay: top things to do, itineraries, and typical costs.