Bangkok weather in September 2025

Expect 32°C daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in Bangkok in September. Check more long-term weather averages for Bangkok in September before you book your next holiday to Thailand in 2025/2026.

  • 32°C maximum daytime temperature in September in Bangkok32
    32°C max day temperature
  • 5 hours of sunshine per day
  • 20 days with some rainfall in September in Bangkok20
    20 days with some rainfall
  • 25°C minimum night-time temperature in September in Bangkok25
    25°C min night temperature
  • 12 hours of daylight per day in September in Bangkok12
    12 hours of daylight per day
  • Very high heat & humidity in September in BangkokVH
    Very High heat & humidity
  • 292 mm monthly rainfall in September in Bangkok292
    292 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in September in Bangkok11
    11+ (Extreme) UV index

More about Bangkok

Bangkok by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Thailand

Travelbag: Latest holiday sale offers worldwide

  • Explore latest sale offers on holidays in 2024/2025
  • Filter deals by continent, star rating & holiday type
  • Including Dubai, Caribbean, North America, Asia & Pacific
Go to Travelbag deal >>

View all Travelbag offers

TravelbagHoliday deal finder

The September weather guide for Thailand (Bangkok) 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)

Back to top

More about Thailand

How hot is it in Bangkok in September?

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

How sunny is it in Bangkok in September?

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

Does it rain in Bangkok in September?

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

What is the chance of a typhoon in Bangkok in September?

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

Bangkok September sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 06:06 18:29
Monday, 15th September 2025 06:07 18:19
Tuesday, 30th September 2025 06:07 18:08

Related posts

Popular travel offers

Explore holidays in the sun for less

More holidays

Airport parking

More parking

Airport lounges

More lounges

Top ^