Phan Thiet weather in September 2025

Q: How hot is it in Phan Thiet in September?

Daytime temperatures usually reach 30°C in Phan Thiet in September with high heat and humidity, falling to 24°C at night.

Q: How sunny is it in Phan Thiet in September?

There are normally 5 hours of bright sunshine each day in Phan Thiet in September - that's 44% of daylight hours.

Q: How warm is the sea around Phan Thiet in September?

The average sea temperature around Phan Thiet in September is 28°C.

Q: Does it rain in Phan Thiet in September?

There are usually 20 days with some rain in Phan Thiet in September and the average monthly rainfall is 223mm.

Q: What is the chance of a cyclone in Phan Thiet in September?

On average less than 1 day in September in Phan Thiet is likely to be affected by the passage of one or more tropical storms.

Expect 30°C daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in Phan Thiet in September. Check more long-term weather averages for Phan Thiet in September before you book your next holiday to Vietnam in 2025/2026.

30
30°C max day temperature
5
5 hours of sunshine per day
20
20 days with some rainfall
24
24°C min night temperature
12
12 hours of daylight per day
H
High heat & humidity
223
223 mm of monthly rainfall
11
11+ (Extreme) UV index
28
28°C sea temperature

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The September weather guide for Vietnam (Phan Thiet) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm) | Imperial (°F / inches)

More about Vietnam

How hot is it in Phan Thiet in September?

Daytime temperatures usually reach 30°C in Phan Thiet in September with high heat and humidity, falling to 24°C at night.

How sunny is it in Phan Thiet in September?

There are normally 5 hours of bright sunshine each day in Phan Thiet in September - that's 44% of daylight hours.

How warm is the sea around Phan Thiet in September?

The average sea temperature around Phan Thiet in September is 28°C.

Does it rain in Phan Thiet in September?

There are usually 20 days with some rain in Phan Thiet in September and the average monthly rainfall is 223mm.

What is the chance of a typhoon in Phan Thiet in September?

On average less than 1 day in September in Phan Thiet is likely to be affected by the passage of one or more tropical storms.

Phan Thiet September sunrise & sunset times

Browse the sunrise and sunset times for Phan Thiet in September 2025. Select a month to view Phan Thiet sunrise and sunset times for the next 12 months.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Date	Sunrise times	Sunset times
Monday, 1st September 2025	05:38	17:57
Monday, 15th September 2025	05:37	17:48
Tuesday, 30th September 2025	05:36	17:39

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Vietnam - quick facts
Flight time^✝	15 hours
Time difference	UK +7 hours
Language(s)	Vietnamese
Currency	Vietnamese Dong
Electricity	A + B + C plug (220V)
Driving side	Right
Visa^✝	Yes
Why visit?	Beaches Culture Nature Nightlife
Tourist info	Vietnam National Administration of Tourism