Ninh Binh

The Red River Delta Weather in September

Average temperatures, rainfall, sunshine and the best places to visit in the Red River Delta, Vietnam in September.

Planning a journey to the Red River Delta, 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 the Red River Delta in September

The Red River Delta, Vietnam is a region in Vietnam. September in the Red River Delta 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 Ninh Binh. The temperatures mentioned for daytime and nighttime are general averages. However there can be days that surpass these temperatures. So equip yourself with clothing that can handle the potential heat.

To learn more about the conditions in specific areas of the Red River Delta, Vietnam, check out the map below.

Precipitation

In September, precipitation varies across different areas. From heavy rainfall in Hải Dương with an average of 259 mm (10 in) to heavy rainfall in Ninh Binh with 303 mm (12 in).

Average sunshine

Sunshine is moderately available across various locations. In Ninh Binh, you can expect around 172 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 the Red River Delta by month

Best Places to Visit in the Red River Delta in September

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across the Red River Delta.

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 the Red River Delta

What is the weather like in September for some of the most popular destinations in the Red River Delta, Vietnam?

Temperature range in the Red River Delta (September)

Precipitation variation in the Red River Delta (September)

Ninh Binh

In September Ninh Binh 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
Max temperature
33°C (91°F)
32°C (90°F)
30°C (86°F)
Min temperature
26°C (79°F)
25°C (77°F)
23°C (73°F)
Monthly sun hours
176 hours
172 hours
171 hours
Monthly rainfall
341 mm (13 in)
303 mm (12 in)
160 mm (6.3 in)
Monthly rainy days
18 days
15 days
10 days
Weather conditions

Hưng Yên

In September Hưng Yên generally has very high temperatures with maximum daytime temperatures around 33°C (91°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
Max temperature
34°C (93°F)
33°C (91°F)
31°C (88°F)
Min temperature
26°C (79°F)
25°C (77°F)
23°C (73°F)
Monthly sun hours
182 hours
182 hours
175 hours
Monthly rainfall
348 mm (14 in)
277 mm (11 in)
143 mm (5.6 in)
Monthly rainy days
17 days
14 days
11 days
Weather conditions

Nam Định

In September Nam Định 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
Max temperature
33°C (91°F)
32°C (90°F)
30°C (86°F)
Min temperature
27°C (81°F)
25°C (77°F)
23°C (73°F)
Monthly sun hours
177 hours
177 hours
170 hours
Monthly rainfall
345 mm (14 in)
297 mm (12 in)
154 mm (6.1 in)
Monthly rainy days
17 days
14 days
11 days
Weather conditions

Hải Dương

In September Hải Dương generally has very high temperatures with maximum daytime temperatures around 33°C (91°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
Max temperature
33°C (91°F)
33°C (91°F)
31°C (88°F)
Min temperature
26°C (79°F)
25°C (77°F)
23°C (73°F)
Monthly sun hours
191 hours
205 hours
182 hours
Monthly rainfall
363 mm (14 in)
259 mm (10 in)
126 mm (5 in)
Monthly rainy days
17 days
14 days
11 days
Weather conditions

Is your destination not in the list? Have a look at all destinations in the Red River Delta, 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 the Red River Delta in September.

City Weather Day temp Night temp Rainfall
Ninh Binh 32°C (90°F) 25°C (77°F) 303 mm (12 in)
Hưng Yên 33°C (91°F) 25°C (77°F) 277 mm (11 in)
Nam Định 32°C (90°F) 25°C (77°F) 297 mm (12 in)
Hải Dương 33°C (91°F) 25°C (77°F) 259 mm (10 in)

The Red River Delta weather in September: frequently asked questions

What is the weather like in the Red River Delta, Vietnam in September?

In September, the Red River Delta, Vietnam generally has poor weather conditions. Ninh Binh sees daytime temperatures near 32°C (90°F), with nights cooling to roughly 25°C (77°F).

What is the average temperature in the Red River Delta, Vietnam in September?

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

Does the Red River Delta, Vietnam get a lot of rain in September?

Yes. September brings heavy rainfall to the Red River Delta, Vietnam, with Ninh Binh averaging around 303 mm (12 in). Expect frequent showers and pack accordingly.

Is September a Good Time to Visit the Red River Delta, Vietnam?

In our opinion, September may not be the ideal time to visit the Red River Delta, Vietnam due to the typically poor weather in Ninh Binh.

Generally speaking, the best visiting conditions can be found in January, February, March, April, November and December offering mostly perfect weather in Ninh Binh. In contrast, May, June, July, August and September tend to have poor weather conditions.

Interested in more climate information?

We have much more information about the climate in the Red River Delta.

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.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.