Ulu Temburong weather in September 2025

Expect 30°C daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Ulu Temburong in September. Check more long-term weather averages for Ulu Temburong in September before you book your next holiday to Brunei in 2025/2026.

  • 30°C maximum daytime temperature in September in Ulu Temburong30
    30°C max day temperature
  • 6 hours of sunshine per day
  • 22 days with some rainfall in September in Ulu Temburong22
    22 days with some rainfall
  • 21°C minimum night-time temperature in September in Ulu Temburong21
    21°C min night temperature
  • 12 hours of daylight per day in September in Ulu Temburong12
    12 hours of daylight per day
  • Moderate heat & humidity in September in Ulu TemburongM
    Moderate heat & humidity
  • 264 mm monthly rainfall in September in Ulu Temburong264
    264 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in September in Ulu Temburong11
    11+ (Extreme) UV index

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Ulu Temburong by month

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The September weather guide for Brunei (Ulu Temburong) 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 Ulu Temburong in September?

Daytime temperatures usually reach 30°C in Ulu Temburong in September with moderate heat and humidity, falling to 21°C at night.

How sunny is it in Ulu Temburong in September?

There are normally 6 hours of bright sunshine each day in Ulu Temburong in September - that's 49% of daylight hours.

Does it rain in Ulu Temburong in September?

There are usually 22 days with some rain in Ulu Temburong in September and the average monthly rainfall is 264mm.

Ulu Temburong September sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 06:13 18:25
Monday, 15th September 2025 06:10 18:18
Tuesday, 30th September 2025 06:07 18:11

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