When to go · Cat Ba, Vietnam
Best Time to Visit Cat Ba
The sweet spot for Cat Ba is December, March and November. Here's every month's temperature and rain so you can plan around your own dates.
Go now
December, March, November
Comfortable and drier
Shoulder
February, April, January
Fewer crowds, a trade-off
Think twice
August, September
Wettest is August (415mm)
Cat Ba weather, month by month
| Month | High | Low | Rain | Feel |
|---|---|---|---|---|
| Jan | 19°C / 66°F | 15°C / 59°F | 35mm | mild, mostly dry |
| Feb | 20°C / 68°F | 16°C / 61°F | 55mm | mild, mostly dry |
| MarBEST | 23°C / 73°F | 20°C / 68°F | 33mm | warm, mostly dry |
| Apr | 26°C / 79°F | 22°C / 72°F | 77mm | warm, some rain |
| May | 29°C / 84°F | 25°C / 77°F | 112mm | hot, some rain |
| Jun | 31°C / 88°F | 28°C / 82°F | 243mm | hot, very wet |
| Jul | 31°C / 88°F | 28°C / 82°F | 208mm | hot, very wet |
| Aug | 30°C / 86°F | 27°C / 81°F | 415mm | hot, very wet |
| Sep | 30°C / 86°F | 26°C / 79°F | 374mm | hot, very wet |
| Oct | 27°C / 81°F | 24°C / 75°F | 198mm | warm, wet |
| NovBEST | 25°C / 77°F | 22°C / 72°F | 42mm | warm, mostly dry |
| DecBEST | 20°C / 68°F | 17°C / 63°F | 13mm | mild, mostly dry |
Averages from Open-Meteo ERA5 climate reanalysis, 2019 to 2023. Highs and lows are daily averages for each month; rain is the monthly total. Tap a month for a detailed guide.
Want the timing decided for you? A Local Friend in Cat Ba plans around the seasons for you.