Mae Hong Son weather in September 2025

Expect daytime maximum temperatures of 31°C in Mae Hong Son 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 20 days with some rainfall and typically 204 mm of rainfall in the month.

  • 31°C maximum daytime temperature in September in Mae Hong Son31
    31°C max day temperature
  • 5 hours of sunshine per day
  • 20 days with some rainfall in September in Mae Hong Son20
    20 days with some rainfall
  • 22°C minimum night-time temperature in September in Mae Hong Son22
    22°C min night temperature
  • 12 hours of daylight per day in September in Mae Hong Son12
    12 hours of daylight per day
  • Very high heat & humidity in September in Mae Hong SonVH
    Very High heat & humidity
  • 204 mm monthly rainfall in September in Mae Hong Son204
    204 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in September in Mae Hong Son11
    11+ (Extreme) UV index

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The September weather guide for Thailand (Mae Hong Son) 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 Mae Hong Son in September?

Daytime temperatures usually reach 31°C in Mae Hong Son in September with very high heat and humidity, falling to 22°C at night.

How sunny is it in Mae Hong Son in September?

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

Does it rain in Mae Hong Son in September?

There are usually 20 days with some rain in Mae Hong Son in September and the average monthly rainfall is 204mm.

What is the chance of a typhoon in Mae Hong Son in September?

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

Mae Hong Son September sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 06:13 18:43
Monday, 15th September 2025 06:16 18:31
Tuesday, 30th September 2025 06:19 18:17

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