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Draft data. Times, fares and step counts are desk estimates awaiting field checks. Unknown times stay unknown. How we verify

When to go · Nakhon Si Thammarat

Nakhon Si Thammarat in September

Avoid month. Outside the best window (Dec–Mar (drier, cooler)). Across Thailand: Wettest month in Bangkok and on the Andaman coast; flooding in low areas. Only for low prices.

Key facts

Verdict
Avoid
Temperature
32°C / 23°C
average high / low
Rain days
17
Crowds
Low
Thailand overall
Prices
Low
Thailand overall

Verdict

AvoidThailand month rating

Outside the best window (Dec–Mar (drier, cooler)). Across Thailand: Wettest month in Bangkok and on the Andaman coast; flooding in low areas. Only for low prices.

Weather in September

Long-term averages
  • Nakhon Si ThammaratHighs around 32 °C, lows around 23 °C, rain on about 17 days

Crowds and prices

Crowds · Thailand overall
Low
Prices · Thailand overall
Low

Thailand overall: Wettest month in Bangkok and on the Andaman coast; flooding in low areas. Only for low prices.

What to pack

  • Light, breathable clothes, a sun hat and sunscreen
  • A rain jacket or umbrella and shoes that dry fast

Build the full packing list for your trip →

Across Thailand in September →