Brasilia weather in September 2025

Expect 28°C daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in Brasilia in September. Check more long-term weather averages for Brasilia in September before you book your next holiday to Brazil in 2025/2026.

  • 28°C maximum daytime temperature in September in Brasilia28
    28°C max day temperature
  • 7 hours of sunshine per day
  • 7 days with some rainfall in September in Brasilia7
    7 days with some rainfall
  • 16°C minimum night-time temperature in September in Brasilia16
    16°C min night temperature
  • 12 hours of daylight per day in September in Brasilia12
    12 hours of daylight per day
  • Low heat & humidity in September in BrasiliaL
    Low heat & humidity
  • 50 mm monthly rainfall in September in Brasilia50
    50 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in September in Brasilia11
    11+ (Extreme) UV index

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The September weather guide for Brazil (Brasilia) 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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More about Brazil

How hot is it in Brasilia in September?

Daytime temperatures usually reach 28°C in Brasilia in September with low heat and humidity, falling to 16°C at night.

How sunny is it in Brasilia in September?

There are normally 7 hours of bright sunshine each day in Brasilia in September - that's 56% of daylight hours.

Does it rain in Brasilia in September?

There are usually 7 days with some rain in Brasilia in September and the average monthly rainfall is 50mm.

Brasilia September sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 06:17 18:06
Monday, 15th September 2025 06:06 18:07
Tuesday, 30th September 2025 05:55 18:08

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