Porto Alegre weather in September 2024

Expect 21°C daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in Porto Alegre in September. Check more long-term weather averages for Porto Alegre in September before you book your next holiday to Brazil in 2024/2025.

  • 21°C maximum daytime temperature in September in Porto Alegre21
    21°C max day temperature
  • 5 hours of sunshine per day
  • 18 days with some rainfall in September in Porto Alegre18
    18 days with some rainfall
  • 13°C minimum night-time temperature in September in Porto Alegre13
    13°C min night temperature
  • 12 hours of daylight per day in September in Porto Alegre12
    12 hours of daylight per day
  • No heat & humidity in September in Porto Alegre0
    No heat & humidity
  • 141 mm monthly rainfall in September in Porto Alegre141
    141 mm of monthly rainfall
  • UV (maximum) index 7 (High) in September in Porto Alegre7
    7 (High) UV index

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The September weather guide for Brazil (Porto Alegre) 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 Porto Alegre in September?

Daytime temperatures usually reach 21°C in Porto Alegre in September, falling to 13°C at night.

How sunny is it in Porto Alegre in September?

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

Does it rain in Porto Alegre in September?

There are usually 18 days with some rain in Porto Alegre in September and the average monthly rainfall is 141mm.

Porto Alegre September sunrise & sunset times

Browse the sunrise and sunset times for Porto Alegre in September 2024. Select a month to view Porto Alegre sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Sunday, 1st September 2024 06:40 18:10
Sunday, 15th September 2024 06:22 18:18
Monday, 30th September 2024 06:04 18:26

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