Cat Ba Island Travel Guide – Attractions & Tours

Featured Lists

Đảo Cát Bà Essentials

Cat Ba Island combines limestone karst landscapes with the dense biodiversity of a UNESCO Biosphere Reserve. This selection highlights the island's strategic maritime heritage at Cannon Fort and the Cai Beo Terminal, the primary access point for the floating villages of Lan Ha Bay. High-altitude viewpoints like Đinh Ngự Lâm and Dỉnh Kim Giao provide perspectives across the national park’s rugged terrain, while the local market and Dark Cave offer insight into the region's natural resources and traditional fishing culture.

8 places

Cat Ba Island — Map

Climate & when to visit

Best time to visit: February, March, April, November, December

Select a month

Typical weather in January

Good

18° (feels like 16°) · extremes 10°–22°
14° at night
10 rainy days
2 sunny days
3 hours of sunshine per day
Dry air
Light breeze
19°C · cool for a dip
UV index 5 · moderate

Typical weather in February

Great

19° (feels like 18°) · extremes 10°–23°
15° at night
9 rainy days
1 sunny day
2 hours of sunshine per day
Comfortable humidity
Light breeze
19°C · cool for a dip
UV index 5 · moderate

Typical weather in March

Great

22° (feels like 21°) · extremes 14°–25°
18° at night
11 rainy days
1 sunny day
2 hours of sunshine per day
Humid air
Light breeze
20°C · cool for a dip
UV index 5 · moderate

Typical weather in April

Great

25° (feels like 26°) · extremes 17°–29°
21° at night
11 rainy days
2 sunny days
4 hours of sunshine per day
Muggy, humid air
Light breeze
23°C · cool for a dip
UV index 7 · high

Typical weather in May

Fair

28° (feels like 30°) · extremes 21°–31°
24° at night
18 rainy days
5 sunny days
6 hours of sunshine per day
Oppressive humidity
Light breeze
27°C · warm for swimming
UV index 9 · very high

Typical weather in June

Poor

30° (feels like 32°) · extremes 24°–32°
26° at night
19 rainy days
7 sunny days
6 hours of sunshine per day
Oppressive humidity
Light breeze
30°C · warm for swimming
UV index 9 · very high

Typical weather in July

Poor

29° (feels like 33°) · extremes 24°–32°
26° at night
22 rainy days
10 sunny days
7 hours of sunshine per day
Oppressive humidity
Light breeze
30°C · warm for swimming
UV index 9 · very high

Typical weather in August

Poor

29° (feels like 33°) · extremes 24°–32°
26° at night
25 rainy days
7 sunny days
5 hours of sunshine per day
Oppressive humidity
Light breeze
30°C · warm for swimming
UV index 9 · very high

Typical weather in September

Poor

28° (feels like 31°) · extremes 23°–31°
24° at night
21 rainy days
7 sunny days
6 hours of sunshine per day
Oppressive humidity
Light breeze
30°C · warm for swimming
UV index 8 · very high

Typical weather in October

Good

27° · extremes 19°–29°
23° at night
14 rainy days
7 sunny days
6 hours of sunshine per day
Muggy, humid air
Light breeze
28°C · warm for swimming
UV index 7 · high

Typical weather in November

Great

24° (feels like 23°) · extremes 15°–27°
20° at night
10 rainy days
6 sunny days
5 hours of sunshine per day
Humid air
Light breeze
25°C · warm for swimming
UV index 6 · high

Typical weather in December

Great

20° (feels like 17°) · extremes 11°–24°
16° at night
8 rainy days
4 sunny days
4 hours of sunshine per day
Dry air
Light breeze
22°C · cool for a dip
UV index 5 · moderate

Climate data: NASA POWER + Copernicus ERA5-Land and ERA5 · 1996–2025

Practical information

Currency: Vietnamese Dong VND ₫ · Card payments · Commonly accepted
Electricity: Type A / Type C / Type F
220 V · 50 Hz

Languages: Vietnamese
Tap water: Not safe to drink
Driving side: Right
Calling code: +84

Learn more

Tours & Activities

Related destinations

Haiphong Cat Ba National Park

Cat Ba Island

Featured Lists

Đảo Cát Bà Essentials

Cat Ba Island — Map

Climate & when to visit

Typical weather in January

Typical weather in February

Typical weather in March

Typical weather in April

Typical weather in May

Typical weather in June

Typical weather in July

Typical weather in August

Typical weather in September

Typical weather in October

Typical weather in November

Typical weather in December

Practical information

Tours & Activities

Cat Ba Island – Plan Your Days

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