Cat Ba weather in September (Hai Phong Municipality, Vietnam)

Curious about the September weather in Cat Ba? Wondering if it's the right time to visit? Browse this page for a comprehensive overview of the weather conditions for that month.

In September, Cat Ba generally has very high temperatures and heavy rainfall. Throughout the day, temperatures typically settle at around 31°C. But by evening, they drop to around 27°C.

Keep in mind that while these are the average temperatures, there can be days that are even hotter. It's essential to be prepared for such heat. Wearing light, breathable fabrics and protecting yourself from the sun's intensity with hats or shades can make a difference. Hydration is key, so remember to drink plenty of water, especially if you find yourself outdoors for extended periods.

Cat Ba in September falls under the rainy season with heavy rainfall, averaging around 330 mm for the month. Based on our climate data of the past 30 years, about 14 days of rain are anticipated.

The days are predominantly sunny, with an estimated total of around 190 hours of sunshine. This amount of sunlight does not only brightens the days but also contributes to a cheerful ambiance in the area during this month.

If you're looking for dry conditions and comfortable temperatures, September may not be the ideal month to visit Cat Ba. January, February, March, April, November and December generally stand out with the best circumstances. While June, July, August and September tend to showcase less optimal conditions.

For an in-depth look at the yearly conditions, visit our specialized Cat Ba climate page with graphs.

 

Cat Ba, monthly averages in September

Min TemperatureMin Temperature 27°C  
Max TemperatureMax Temperature 31°C  
Chance of RainChance of Rain 47%  
PrecipitationPrecipitation 330 mm  
Rainy daysRainy days 14 days  
HumidityHumidity 83% *  
SunshineSunshine 190 hours *  
Percentage SunshinePercentage Sunshine *  
* Data from: Ha Long, Vietnam (24 KM, 15 Miles).

Where to go in Vietnam in September

Find out more about the weather in Vietnam in September and which places have the best weather conditions in this month.

Map not visible? Whoops sorry! Please refresh the page.
Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in Cat Ba in September?

It's going to be warm! Consider airy clothing, t-shirts, and other summer clothes. Shorts for men made of cotton or linen are good options for staying cool. However, there's a good chance of rain, so bring a raincoat just in case.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do in September.

Swimming
7/10
Cycling
7/10
Walking
7/10
Camping
7/10
Outdoor sports
7/10

Interested in more climate information?

Weather and Climate provides you with all the information you need about the climate in Cat Ba.

Our site offers climate and forecast data for every country in the world. Are you going to Vietnam? On this website you can find historical weather averages for many cities in Vietnam. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.