Krabi weather in September 2025

Expect daytime maximum temperatures of 31°C in Krabi in September and very high heat and humidity based on long-term weather averages. There are 5 hours of sunshine per day on average with 22 days with some rainfall and typically 355 mm of rainfall in the month.

  • 31°C maximum daytime temperature in September in Krabi31
    31°C max day temperature
  • 5 hours of sunshine per day
  • 22 days with some rainfall in September in Krabi22
    22 days with some rainfall
  • 24°C minimum night-time temperature in September in Krabi24
    24°C min night temperature
  • 12 hours of daylight per day in September in Krabi12
    12 hours of daylight per day
  • Very high heat & humidity in September in KrabiVH
    Very High heat & humidity
  • 355 mm monthly rainfall in September in Krabi355
    355 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in September in Krabi11
    11+ (Extreme) UV index
  • 29°C sea temperature in September in Krabi29
    29°C sea temperature

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The September weather guide for Thailand (Krabi) 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)

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How hot is it in Krabi in September?

Daytime temperatures usually reach 31°C in Krabi in September with very high heat and humidity, falling to 24°C at night.

How sunny is it in Krabi in September?

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

How warm is the sea around Krabi in September?

The average sea temperature around Krabi in September is 29°C.

Does it rain in Krabi in September?

There are usually 22 days with some rain in Krabi in September and the average monthly rainfall is 355mm.

Krabi September sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 06:16 18:32
Monday, 15th September 2025 06:15 18:24
Tuesday, 30th September 2025 06:13 18:16

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