Dong Nai Weather in September

Average temperatures, rainfall, sunshine and the best places to visit in Dong Nai, Vietnam in September.

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Bien Hoa Cat Tien

Planning a journey to Dong Nai, Vietnam this September and curious over the weather conditions to await? Your essential details are found on this page, answering your query:

What to Expect in Dong Nai in September

Dong Nai, Vietnam is a region in Vietnam. September in Dong Nai generally has very warm temperatures, with heavy precipitation.

Temperatures

You can expect very warm maximum daytime temperatures of around 32°C (90°F) and nighttime temperatures around 25°C (77°F) in Bien Hoa. While the given temperatures for day and night are typical, there may be days that feel warmer. Make sure you're dressed in a way that keeps you cool and comfortable.

To explore the conditions in Dong Nai, Vietnam in more detail, check the map below.

Precipitation

In September, precipitation varies across different areas. From heavy rainfall in Bien Hoa with an average of 319 mm (13 in) to heavy rainfall in Cat Tien with 360 mm (14 in). It experiences its highest rainfall in this month of the year. Come prepared by bringing an umbrella.

Average sunshine

Sunshine is moderately available across various locations. In Bien Hoa, you can expect around 163 hours of sunlight in September, which gives a pleasant combination of sun and shade. For those who want maximum sunshine, our weather planner can point you toward the sunniest places on Earth.

Explore Dong Nai by month

Pick a month to see the average temperature, rainfall and sunshine in Dong Nai — and find the best time to visit. (based on Bien Hoa)

January33°C (91°F) February34°C (93°F) March35°C (95°F) April35°C (95°F) May34°C (93°F) June33°C (91°F) This monthJuly32°C (90°F) August32°C (90°F) September32°C (90°F) October32°C (90°F) November32°C (90°F) December32°C (90°F)
Best Time to Visit Dong Nai →

Best Places to Visit in Dong Nai in September

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Dong Nai.

Conditions Temperatures Precipitation
perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

Popular Destinations in Dong Nai

What is the weather like in September for some of the most popular destinations in Dong Nai, Vietnam?

Temperature range in Dong Nai (September)

Precipitation variation in Dong Nai (September)

Bien Hoa

In September Bien Hoa generally has very high temperatures with maximum daytime temperatures around 32°C (90°F), minimum nighttime temperatures around 25°C (77°F) and heavy monthly rainfall. So on average the conditions are poor that month.

« August
September
October »
August
September
October
Max temperature
32°C (90°F)
32°C (90°F)
32°C (90°F)
Min temperature
25°C (77°F)
25°C (77°F)
25°C (77°F)
Monthly sun hours
172 hours
163 hours
183 hours
Monthly rainfall
290 mm (11 in)
319 mm (13 in)
258 mm (10 in)
Monthly rainy days
18 days
20 days
18 days
Weather conditions
poor
poor
poor
Climate in Bien Hoa →

Cat Tien

In September Cat Tien generally has very high temperatures with maximum daytime temperatures around 30°C (86°F), minimum nighttime temperatures around 23°C (73°F) and heavy monthly rainfall. So on average the conditions are poor that month.

« August
September
October »
August
September
October
Max temperature
30°C (86°F)
30°C (86°F)
31°C (88°F)
Min temperature
23°C (73°F)
23°C (73°F)
22°C (72°F)
Monthly rainfall
372 mm (15 in)
360 mm (14 in)
300 mm (12 in)
Monthly rainy days
20 days
20 days
19 days
Weather conditions
poor
poor
poor
Climate in Cat Tien →

Is your destination not in the list? Have a look at all destinations in Dong Nai, in Vietnam.

In our records: Vietnam September extremes

Notable September records observed across cities in Vietnam in our climate database (1976 – 2026). Historic readings can vary in quality, so treat these as illustrative.

  • From our sources, the wettest September day in Vietnam brought 486 mm (19 in) in Bạch Mã on September 4, 2009.

Popular cities in September

Day & night temperatures, rainfall and average weather in Dong Nai in September.

City Weather Day temp Night temp Rainfall
Bien Hoa 32°C (90°F) 25°C (77°F) 319 mm (13 in)
Cat Tien 30°C (86°F) 23°C (73°F) 360 mm (14 in)

Dong Nai weather in September: frequently asked questions

What is the weather like in Dong Nai, Vietnam in September?

September in Dong Nai, Vietnam brings poor weather. In Bien Hoa, daytime temperatures are typically around 32°C (90°F) and nighttime lows hover near 25°C (77°F).

What is the average temperature in Dong Nai, Vietnam in September?

Daytime temperatures in Bien Hoa peak at roughly 32°C (90°F) in September, dropping to about 25°C (77°F) overnight.

Does Dong Nai, Vietnam get a lot of rain in September?

Yes. September brings heavy rainfall to Dong Nai, Vietnam, with Bien Hoa averaging around 319 mm (13 in). Expect frequent showers and pack accordingly.

Is September a Good Time to Visit Dong Nai, Vietnam?

In our opinion, September may not be the ideal time to visit Dong Nai, Vietnam due to the typically poor weather in Bien Hoa.

Generally speaking, the best visiting conditions can be found in January and December offering mostly tolerable weather in Bien Hoa. On the other hand, the months of February, March, April, May, June, July, August, September and October tend to have poor weather conditions.

Interested in more climate information?

We have much more information about the climate in Dong Nai.

Weather and climate has detailed information for every country in the world. Are you going to Vietnam? Get detailed 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 travel conditions. Find out where to go with our weather planner.

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