Khanh Hoa Weather in September

Average temperatures, rainfall, sunshine and the best places to visit in Khanh Hoa, Vietnam in September.

🔎
Nha Trang Doc Let Dien Khanh Ninh Van Bay

Are you planning a trip a to Khanh Hoa, Vietnam in September and wondering what kind of weather to expect? This page has all the details you need.

What to Expect in Khanh Hoa in September

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

Temperatures

You can expect very warm maximum daytime temperatures of around 31°C (88°F) and nighttime temperatures around 26°C (79°F) in Nha Trang. 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 explore the conditions in Khanh Hoa, Vietnam in more detail, check the map below.

Precipitation

In September, precipitation varies across different areas. From heavy rainfall in Ninh Van Bay with an average of 170 mm (6.7 in) to heavy rainfall in Dien Khanh with 271 mm (11 in).

Average sunshine

Many locations offer abundant sunshine during this month. For instance, Nha Trang enjoys approximately 203 hours of sunlight, ideal for those seeking sunny weather.

Explore Khanh Hoa by month

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

January27°C (81°F) February28°C (82°F) March30°C (86°F) April31°C (88°F) May32°C (90°F) June33°C (91°F) This monthJuly32°C (90°F) August32°C (90°F) September31°C (88°F) October30°C (86°F) November29°C (84°F) December27°C (81°F)
Best Time to Visit Khanh Hoa →

Best Places to Visit in Khanh Hoa in September

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

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 Khanh Hoa

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

Temperature range in Khanh Hoa (September)

Precipitation variation in Khanh Hoa (September)

Nha Trang

In September Nha Trang generally has very high temperatures with maximum daytime temperatures around 31°C (88°F), minimum nighttime temperatures around 26°C (79°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)
31°C (88°F)
30°C (86°F)
Min temperature
27°C (81°F)
26°C (79°F)
25°C (77°F)
Monthly sun hours
235 hours
203 hours
185 hours
Monthly rainfall
127 mm (5 in)
218 mm (8.6 in)
291 mm (11 in)
Monthly rainy days
21 days
20 days
18 days
Weather conditions
tolerable
poor
poor
Climate in Nha Trang →

Doc Let

In September Doc Let generally has very high temperatures with maximum daytime temperatures around 31°C (88°F), minimum nighttime temperatures around 26°C (79°F) and heavy monthly rainfall. So on average the conditions are unpleasant that month.

« August
September
October »
August
September
October
Max temperature
32°C (90°F)
31°C (88°F)
29°C (84°F)
Min temperature
27°C (81°F)
26°C (79°F)
25°C (77°F)
Monthly sun hours
235 hours
203 hours
185 hours
Monthly rainfall
82 mm (3.2 in)
187 mm (7.4 in)
291 mm (11 in)
Monthly rainy days
22 days
20 days
18 days
Weather conditions
pleasant
unpleasant
poor
Climate in Doc Let →

Dien Khanh

In September Dien Khanh generally has very high temperatures with maximum daytime temperatures around 31°C (88°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)
31°C (88°F)
30°C (86°F)
Min temperature
26°C (79°F)
25°C (77°F)
24°C (75°F)
Monthly sun hours
235 hours
203 hours
185 hours
Monthly rainfall
175 mm (6.9 in)
271 mm (11 in)
289 mm (11 in)
Monthly rainy days
22 days
20 days
18 days
Weather conditions
tolerable
poor
poor
Climate in Dien Khanh →

Ninh Van Bay

In September Ninh Van Bay generally has very high temperatures with maximum daytime temperatures around 31°C (88°F), minimum nighttime temperatures around 27°C (81°F) and heavy monthly rainfall. So on average the conditions are tolerable that month.

« August
September
October »
August
September
October
Max temperature
32°C (90°F)
31°C (88°F)
30°C (86°F)
Min temperature
27°C (81°F)
27°C (81°F)
25°C (77°F)
Monthly sun hours
235 hours
203 hours
185 hours
Monthly rainfall
74 mm (2.9 in)
170 mm (6.7 in)
286 mm (11 in)
Monthly rainy days
22 days
20 days
18 days
Weather conditions
pleasant
tolerable
poor
Climate in Ninh Van Bay →

Is your destination not in the list? Have a look at all destinations in Khanh Hoa, 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 Khanh Hoa in September.

City Weather Day temp Night temp Rainfall
Nha Trang 31°C (88°F) 26°C (79°F) 218 mm (8.6 in)
Doc Let 31°C (88°F) 26°C (79°F) 187 mm (7.4 in)
Dien Khanh 31°C (88°F) 25°C (77°F) 271 mm (11 in)
Ninh Van Bay 31°C (88°F) 27°C (81°F) 170 mm (6.7 in)

Khanh Hoa weather in September: frequently asked questions

What is the weather like in Khanh Hoa, Vietnam in September?

Expect poor weather across Khanh Hoa, Vietnam in September. The popular destination of Nha Trang averages 31°C (88°F) by day and 26°C (79°F) at night during this month.

What is the average temperature in Khanh Hoa, Vietnam in September?

Average temperatures in Khanh Hoa, Vietnam during September range from a nighttime low near 26°C (79°F) to a daytime high around 31°C (88°F) in Nha Trang.

Does Khanh Hoa, Vietnam get a lot of rain in September?

Rainfall in Khanh Hoa, Vietnam peaks during September. Nha Trang averages roughly 218 mm (8.6 in), so frequent and sometimes heavy showers are the norm.

Is September a Good Time to Visit Khanh Hoa, Vietnam?

In our view, September might not be the best time to travel to Khanh Hoa, Vietnam with often poor weather in Nha Trang.

Generally speaking, January and February provide perfect weather in Nha Trang. In contrast, June, September, October, November and December tend to have poor weather conditions.

Interested in more climate information?

We have much more information about the climate in Khanh Hoa.

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.

Visit Sapa in Vietnam

Balancing on the edges of a rice field with endless views. A trek through the valley of Sapa is definitely a must for the bucket list.
Peace, beauty and silence in Vietnam

Vedana is located along the shores of a secluded, peaceful and serene lagoon, surrounded in lushly forested peaks. This ensures an isolated appeal and stunning views across a vast immense lagoon.
Must visit in Vietnam →