2026 Climate Averages

Weather: Ha Long Bay — March

The weather is near-perfect with ideal temperatures and minimal rain. Recommended month to visit.

🌟 Climate Overview

March is an excellent time to visit Ha Long Bay. Warm weather with highs of 24°C—great for outdoor activities. Rain is common, so pack an umbrella. As peak season, expect higher prices and more tourists. Sea temperature of 21°C is refreshing but swimmable.

7.1
GoTripzi Score Great

Based on weather comfort, crowds, prices, and activity options

Avg High

24°C

Avg Low

20°C

Rainy days

10days

Daylight

12h

Feels like 27°C / 22°C — humidity makes it feel warmer

Rainfall

31mm

Sunshine

6.7h/day

Humidity

84%

Very Humid
Sun Strength

5.3

High
Wind

15 km/h (gusts 33)

Sea Temp

21°C 💧 Refreshing

Is March a good time to visit Ha Long Bay?

The weather is near-perfect with ideal temperatures and minimal rain.

Now

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Feels like --
Wind --
Humidity --
UV Index --
Local time

Air Quality

Travel Context

  • Crowds
    Very Busy
  • Travel Costs Peak Rates

Daylight

Sunrise

06:01

Sunset

18:01

12h daylight

Live March Forecast

LIVE

Forecast for your trip dates

Up to 14 days ahead

Visiting Ha Long Bay in March: Pros & Cons

Pros

  • Comfortable temperatures for sightseeing
  • One of the best months to visit

Cons

  • Peak season — expect crowds and higher prices

Things to Do in March

Recommended for This Weather

🚶 Walking tours & sightseeing
🚲 Cycling & bike tours
🏖️ Beach relaxation & sunbathing
🥾 Hiking & nature trails
🏛️ Museums & galleries
🍳 Cooking classes & food tours

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 Current 24°C 20°C 10d (31mm) 6.7h
84% Very Humid
5.3 High
Excellent
Apr 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

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Your Best MonthJanScore: 7.9

Where to Stay

See hotels, apartments & rentals around Ha Long Bay – live prices from Booking.com, Expedia, Vrbo and more

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.

View Full Destination Guide

What to Pack for March

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.

Moderate Very Busy

🎒Personalized Packing List

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Your Packing List

📋Essentials
👕Clothing
👟Footwear
🎒Accessories
🧴Toiletries & Health

Planning a trip to Ha Long Bay?

🔥 Peak season — book early for best rates

Frequently Asked Questions

Is March a good time to visit Ha Long Bay?
March is typically excellent for visiting Ha Long Bay, with average highs of 24°C and around 10 rainy days. Plan your activities accordingly—outdoor sightseeing is best on dry days, while rainy days are perfect for museums and indoor attractions.
Does it get cold at night in Ha Long Bay in March?
Nights stay pleasantly warm in Ha Long Bay during March, around 20°C. Light evening wear is sufficient, and outdoor dining is very comfortable. Many locals and visitors enjoy late-night walks and outdoor activities after sunset.
What should I pack for Ha Long Bay in March?
With highs of 24°C and lows of 20°C in March, we recommend: Compact umbrella, Waterproof jacket/shell, Sunscreen SPF 30+, Sunglasses. Layering is key as temperatures can vary between air-conditioned interiors and outdoors. Comfortable walking shoes are essential for cobblestone streets.
Does it rain a lot in Ha Long Bay in March?
Ha Long Bay typically sees around 10 rainy days in March. Rain is usually in the form of brief showers rather than all-day downpours, so a compact umbrella is sufficient. Mornings tend to be drier, making them ideal for outdoor sightseeing.
Can you swim in Ha Long Bay in March?
March is suitable for swimming in Ha Long Bay, though the water may feel refreshing at first. Air temperatures average 24°C, and most swimmers find it enjoyable once they're in. Midday is usually the warmest time for a dip.
How many hours of daylight are there in Ha Long Bay in March?
In March, Ha Long Bay gets approximately 12 hours of daylight per day. This affects how much sightseeing you can fit in—longer days mean more time for outdoor activities, while shorter days are perfect for cozy museum visits and early dinners.
Is March peak season in Ha Long Bay?
Yes, March is peak season in Ha Long Bay. Expect higher prices for accommodation and more crowds at popular attractions, but also the best weather conditions. Book hotels and major attractions in advance to secure availability and better rates.

Weather Data: Based on 2020–2025 historical climate data from Open-Meteo

Solar calculations: SunCalc (timezone: Asia/Bangkok)

Last Updated: February 2026