Guaruja weather in September 2025

Expect 24°C daytime maximum temperatures in the shade with on average 4 hours of sunshine per day in Guaruja in September. Check more long-term weather averages for Guaruja in September before you book your next holiday to Brazil in 2025/2026.

  • 24°C maximum daytime temperature in September in Guaruja24
    24°C max day temperature
  • 4 hours of sunshine per day
  • 14 days with some rainfall in September in Guaruja14
    14 days with some rainfall
  • 16°C minimum night-time temperature in September in Guaruja16
    16°C min night temperature
  • 12 hours of daylight per day in September in Guaruja12
    12 hours of daylight per day
  • No heat & humidity in September in Guaruja0
    No heat & humidity
  • 157 mm monthly rainfall in September in Guaruja157
    157 mm of monthly rainfall
  • UV (maximum) index 9 (Very High) in September in Guaruja9
    9 (Very High) UV index
  • 21°C sea temperature in September in Guaruja21
    21°C sea temperature

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The September weather guide for Brazil (Guaruja) 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 Guaruja in September?

Daytime temperatures usually reach 24°C in Guaruja in September, falling to 16°C at night.

How sunny is it in Guaruja in September?

There are normally 4 hours of bright sunshine each day in Guaruja in September - that's 31% of daylight hours.

How warm is the sea around Guaruja in September?

The average sea temperature around Guaruja in September is 21°C.

Does it rain in Guaruja in September?

There are usually 14 days with some rain in Guaruja in September and the average monthly rainfall is 157mm.

Guaruja September sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 06:16 17:54
Monday, 15th September 2025 06:02 17:59
Tuesday, 30th September 2025 05:46 18:04

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