Surat Thani weather in September 2026

Q: How hot is it in Surat Thani in September?

Daytime temperatures usually reach 32°C in Surat Thani in September with very high heat and humidity, falling to 25°C at night.

Q: How sunny is it in Surat Thani in September?

There are normally 5 hours of bright sunshine each day in Surat Thani in September - that's 43% of daylight hours.

Q: Does it rain in Surat Thani in September?

There are usually 20 days with some rain in Surat Thani in September and the average monthly rainfall is 292mm.

Q: What is the chance of a typhoon in Surat Thani in September?

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

Expect daytime maximum temperatures of 90°F in Surat Thani, Thailand in September and very high heat and humidity based on long-term weather averages. There are 6 hours of sunshine per day on average with 19 days with some rainfall and typically 7.6 inches of rainfall in the month.

90
90°F max day temperature
6
6 hours of sunshine per day
19
19 days with some rainfall
73
73°F min night temperature
12
12 hours of daylight per day
VH
Very High heat & humidity
7.6
7.6 inches of monthly rainfall
11
11+ (Extreme) UV index
84
84°F sea temperature

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The September weather guide for Thailand (Surat Thani) 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) | Imperial (°F)

More about Thailand

How hot is it in Surat Thani in September?

Daytime temperatures usually reach 90°F in Surat Thani in September with very high heat and humidity, falling to 77°F at night.

How sunny is it in Surat Thani in September?

There are normally 5 hours of bright sunshine each day in Surat Thani in September - that's 43% of daylight hours.

Does it rain in Surat Thani in September?

There are usually 20 days with some rain in Surat Thani in September and the average monthly rainfall is 11.5 inches.

What is the chance of a typhoon in Surat Thani in September?

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

Surat Thani September sunrise & sunset times

Browse the sunrise and sunset times for Surat Thani in September 2026. Select a month to view Surat Thani 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
Tuesday, 1st September 2026	06:14	18:31
Tuesday, 15th September 2026	06:13	18:23
Wednesday, 30th September 2026	06:11	18:14

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Thailand - quick facts
Flight time^✝	15 hours
Time difference	UK +7 hours
Language(s)	Thai, Isan
Currency	Thai Baht
Electricity	A + B + C + O plug (230V)
Driving side	Left
Why visit?	Beaches Culture Nature Nightlife
Tourist info	Tourism Authority of Thailand