Cat Ba Weather in January
January is one of the perfect months to visit Cat Ba, with daytime temperatures of 20°C (68°F) and lows of 16°C (61°F) at night. Some rainfall is typical for this time of year.
Rainfall in Cat Ba in January
Looking at the last 30 years, the data shows about 10 days with rain, averaging 53 mm (2.1 in) for the month. Neither particularly heavy nor particularly frequent, the rain this month is about average. A light jacket should be enough on most wet days.
Temperature in Cat Ba in January
January is a perfect month in Cat Ba, with 20°C (68°F) during the day and 16°C (61°F) at night. Winter occurs in January. Conditions are often most pleasant around the middle of the day. With lows of 16°C (61°F), nights are cool. If you're out after dark, an extra layer will keep you comfortable. The cooler air at night is also great for getting a good rest. Typically, this month presents some of the milder temperatures of the year, yet it remains pleasantly warm.
Sunshine in Cat Ba in January
The month has fewer sunny days, with around 87 hours of sunshine.If you're a fan of comfortable temperatures and drier conditions, January is a great time to visit.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Vietnam, check out our Cat Ba's climate page.
Cat Ba Temperature in January
Min Temperature
16°C (61°F)
Max Temperature
20°C (68°F)
Chance of Rain
32%
Precipitation
53 mm (2.1 in)
Rainy days
10 days
Humidity
80% *
Sunshine
87 hours *
Percentage Sunshine
*
Daily Historical Temperatures
49-year average (1976-2026)
Based on our historical records, temperatures in Cat Ba typically stay consistent throughout January, with daily highs averaging around 20°C (68°F). Nights are pleasant, with lows around 15°C (59°F).
Average temperatures in January
Daily Historical Precipitation
49-year average (1976-2026)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in January
Historical weather for Cat Ba in January
Browse day-by-day weather records for Cat Ba spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Cat Ba historical weather extremes in January
The extremes listed below come from historical weather data collected in Cat Ba from 1991 through 2025.
- Cat Ba recorded its highest January temperature of 30°C (86°F) on January 14, 2023.
- The coldest January day was on January 24, 2016, with a maximum of 8°C (46°F).
- Cat Ba registered its coldest January night on January 24, 2016, with temperatures dropping to 5°C (41°F).
Best Places in Vietnam in January
Find out more about the weather in Vietnam and which places have the best travel conditions in this month. See all of Vietnam in January →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Cat Ba in January
Pleasant temperatures in January mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Rain gear is recommended, you can expect wet weather on multiple days. You can probably leave your sunglasses at home, because sunny days are pretty rare this month.What To Do in Cat Ba in January
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Vietnam, check out our Cat Ba's climate page.
Temperature Rainfall Sunshine Humidity
See the full Cat Ba climate overview or explore weather in Vietnam.
