Yen Bai Weather in September

Average temperatures, rainfall, sunshine and the best places to visit in Yen Bai, Vietnam in September.

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Yên Bài

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

What to Expect in Yen Bai in September

Yen Bai, Vietnam is a region in Vietnam. September in Yen Bai 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 Yên Bài. The temperatures cited for both day and night represent usual averages, but it's possible some days could be hotter. It's advisable to dress accordingly to handle the heat.

To explore the conditions in Yen Bai, Vietnam in more detail, check the map below.

Precipitation

September is a very rainy month with an average rainfall of around 246 mm (9.7 in) in Yên Bài.

Average sunshine

Sunshine amounts are decent in most places. Yên Bài gets approximately 170 hours of sunlight in September, offering a reasonable amount of both bright and cloudy periods. Curious about sunnier destinations? Our weather planner makes it easy to find places worldwide with pleasant weather.

Explore Yen Bai by month

Pick a month to see the average temperature, rainfall and sunshine in Yen Bai — and find the best time to visit. (based on Yên Bài)

January21°C (70°F) February23°C (73°F) March26°C (79°F) April30°C (86°F) May33°C (91°F) June34°C (93°F) This monthJuly34°C (93°F) August33°C (91°F) September32°C (90°F) October30°C (86°F) November27°C (81°F) December23°C (73°F)
Best Time to Visit Yen Bai →

Best Places to Visit in Yen Bai in September

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

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 Yen Bai

What is the weather like in September for the most popular destinonation in Yen Bai, Vietnam?

Yên Bài

In September Yên Bài 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
33°C (91°F)
32°C (90°F)
30°C (86°F)
Min temperature
26°C (79°F)
25°C (77°F)
22°C (72°F)
Monthly sun hours
172 hours
170 hours
163 hours
Monthly rainfall
340 mm (13 in)
246 mm (9.7 in)
136 mm (5.4 in)
Monthly rainy days
18 days
14 days
11 days
Weather conditions
poor
poor
tolerable
Climate in Yên Bài →

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

Yen Bai weather in September: frequently asked questions

What is the weather like in Yen Bai, Vietnam in September?

Expect poor weather across Yen Bai, Vietnam in September. The popular destination of Yên Bài averages 32°C (90°F) by day and 25°C (77°F) at night during this month.

What is the average temperature in Yen Bai, Vietnam in September?

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

Does Yen Bai, Vietnam get a lot of rain in September?

Rainfall in Yen Bai, Vietnam peaks during September. Yên Bài averages roughly 246 mm (9.7 in), so frequent and sometimes heavy showers are the norm.

Is September a Good Time to Visit Yen Bai, Vietnam?

In our view, September might not be the best time to travel to Yen Bai, Vietnam with often poor weather in Yên Bài.

Generally speaking, January, February, March, November and December provide perfect weather in Yên Bài. On the other hand, the months of 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 Yen Bai.

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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