Dong Thap Weather in September

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

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Cao Lãnh

Thinking about venturing to Dong Thap, Vietnam this September and curious about the weather conditions to expect? This page holds all the key information you seek, responding to your question:

What to Expect in Dong Thap in September

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

Temperatures

You can expect very warm maximum daytime temperatures of around 33°C (91°F) and nighttime temperatures around 25°C (77°F) in Cao Lãnh. The temperatures mentioned for both day and night are typical averages. However some days might get even hotter. It's best to stay prepared by wearing cloths suitable for the warmth.

For a closer look at conditions across Dong Thap, Vietnam, refer to the map below.

Precipitation

September is a very rainy month with an average rainfall of around 286 mm (11 in) in Cao Lãnh.

Average sunshine

Sunshine is fairly consistent across many areas. Cao Lãnh receives about 165 hours of sunlight in September, providing a good balance between sunny spells and cloud cover. If you're after more sunshine hours, take a look at our weather planner for other sun-rich destinations worldwide.

Explore Dong Thap by month

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

January32°C (90°F) February33°C (91°F) March35°C (95°F) April36°C (97°F) May34°C (93°F) This monthJune33°C (91°F) July32°C (90°F) August32°C (90°F) September33°C (91°F) October33°C (91°F) November33°C (91°F) December32°C (90°F)
Best Time to Visit Dong Thap →

Best Places to Visit in Dong Thap in September

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

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 Thap

What is the weather like in September for the most popular destinonation in Dong Thap, Vietnam?

Cao Lãnh

In September Cao Lãnh 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 »
August
September
October
Max temperature
32°C (90°F)
33°C (91°F)
33°C (91°F)
Min temperature
26°C (79°F)
25°C (77°F)
25°C (77°F)
Monthly sun hours
176 hours
165 hours
177 hours
Monthly rainfall
240 mm (9.4 in)
286 mm (11 in)
294 mm (12 in)
Monthly rainy days
17 days
19 days
19 days
Weather conditions
poor
poor
poor
Climate in Cao Lãnh →

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

Dong Thap weather in September: frequently asked questions

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

September in Dong Thap, Vietnam brings poor weather. In Cao Lãnh, daytime temperatures are typically around 33°C (91°F) and nighttime lows hover near 25°C (77°F).

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

Daytime temperatures in Cao Lãnh peak at roughly 33°C (91°F) in September, dropping to about 25°C (77°F) overnight.

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

Yes. September brings heavy rainfall to Dong Thap, Vietnam, with Cao Lãnh averaging around 286 mm (11 in). Expect frequent showers and pack accordingly.

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

Given the typically poor weather conditions in Cao Lãnh, September may not be the ideal time to visit Dong Thap, Vietnam.

Generally speaking, the best visiting conditions can be found in January offering mostly pleasant weather in Cao Lãnh. On the other hand, the months of March, April, May, June, July, August, September, October and November tend to have poor weather conditions.

Interested in more climate information?

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

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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