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Thailand - North coast weather in September 2025

Thailand

Thailand - North coast weather in September 2025

 

Day

32 °C

 

Night

25 °C

 

Sea

29 °C

 

Precipitation

208 mm

in month

 

Rainy days

20 days

in month

 

Daylight

12 hours

average

 

Sunshine

5 hours

average

 

Humidity

80 %

 

Day

32 °C

 

Night

25 °C

 

Sea

29 °C

 

Precipitation

208 mm

in month

 

Rainy days

20 days

in month

 

Daylight

12 hours

average

 

Sunshine

5 hours

average

 

Humidity

80 %

Overview: Thailand - North coast
In Thailand - North coast in September, the average air temperature ranges from 32 °C (89 °F) during the day to 25 °C (76 °F) at night. There are 20 days of rain on average, where the rainfall is 208 mm (8.18 in).

Weather charts for Thailand - North coast

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Aerial view of mountain range in Bangkok at sunset time
Aerial view of beach in Hua Hin in partly cloudy weather
Aerial view of countryside in Kanchanaburi at sunset time

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Weather overview and FAQs

Weather overview

In Thailand - North coast in September, the average air temperature ranges from 32 °C (89 °F) during the day to 25 °C (76 °F) at night. There are 20 days of rain on average, where the rainfall is 208 mm (8.18 in).

Is September a good month to visit Thailand - North coast?

There are good conditions for visiting in Thailand - North coast in September. The daily temperatures in this month reach pleasant 32 °C (89 °F). The seawater temperature reaches ideal 29 °C (85 °F). At night, temperatures hover around a pleasant 25 °C (76 °F). September is the wet season month in Thailand - North coast, which means that there may be more frequent rains during your stay.

What is the temperature in Thailand - North coast during the day in September?

In September in Thailand - North coast, the average daily temperatures will be 32 °C (89 °F). The great temperature for lying by the sea or pool and sunbathing, everywhere else you will probably be a bit hot. Don't forget to drink during the day, in these temperatures you should hydrate yourself a lot.

What is the sea temperature in Thailand - North coast in September?

The temperature of the sea in Thailand - North coast in September is 29 °C (85 °F). This temperature is someone's dream come true, while for someone it may no longer be ideal for the purpose of refreshment.

How many days of precipitation on average can I expect in Thailand - North coast in September?

In Thailand - North coast in September, we can expect 20 days to be rainy, that is, days when precipitation exceeds 2 mm (0.08 in). Converted to days of the week, this means that it will occur on an average of 4.6 days of the week, or in general - 66 % days.

What is the night temperature in Thailand - North coast in September?

The average night temperature in Thailand - North coast in September is 25 °C (76 °F). A very pleasant temperature for long evening walks, fun over a drink outside, or doing sports in the morning. If possible, look for a hotel with air conditioning.

How heavy is the precipitation in September in Thailand - North coast?

There is precipitation of 208 mm (8.18 in) in Thailand - North coast in September, which means 7 mm (0.27 in) rainfall per day on average.

How many sunny hours can I expect in Thailand - North coast in September?

In Thailand - North coast in September, you can expect around 5 hours of sunshine.

Is the weather in Thailand - North coast warmer in September than in August?

No, in Thailand - North coast in September the temperature is not higher than in August.

Is September part of the wet season in Thailand - North coast?

Yes, in Thailand - North coast in September there is a wet season with 20 days, when there is rain in a month.

Is it hot in Thailand - North coast in September?

In September in Thailand - North coast, you will enjoy nice warm weather, but it will also be pleasant and you probably won't feel hot.

Is Thailand - North coast rainier in September than in October?

Yes, in Thailand - North coast in September it rains more than in October.

How long is the day (from dawn till dusk) in Thailand - North coast in September?

The length of daylight in Thailand - North coast in September is 12 hours.

How humid is Thailand - North coast in September?

Humidity in Thailand - North coast in September is 80 %. This humidity is rather above average, but except for sensitive individuals, it should not be a problem.

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