Ilheus weather in September 2025

Expect 27°C daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in Ilheus in September. Check more long-term weather averages for Ilheus in September before you book your next holiday to Brazil in 2025/2026.

  • 27°C maximum daytime temperature in September in Ilheus27
    27°C max day temperature
  • 7 hours of sunshine per day
  • 20 days with some rainfall in September in Ilheus20
    20 days with some rainfall
  • 23°C minimum night-time temperature in September in Ilheus23
    23°C min night temperature
  • 12 hours of daylight per day in September in Ilheus12
    12 hours of daylight per day
  • Moderate heat & humidity in September in IlheusM
    Moderate heat & humidity
  • 134 mm monthly rainfall in September in Ilheus134
    134 mm of monthly rainfall
  • UV (maximum) index 11 (Extreme) in September in Ilheus11
    11 (Extreme) UV index
  • 25°C sea temperature in September in Ilheus25
    25°C sea temperature

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

Daytime temperatures usually reach 27°C in Ilheus in September with moderate heat and humidity, falling to 23°C at night.

How sunny is it in Ilheus in September?

There are normally 7 hours of bright sunshine each day in Ilheus in September - that's 54% of daylight hours.

How warm is the sea around Ilheus in September?

The average sea temperature around Ilheus in September is 25°C.

Does it rain in Ilheus in September?

There are usually 20 days with some rain in Ilheus in September and the average monthly rainfall is 134mm.

Ilheus September sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 05:41 17:31
Monday, 15th September 2025 05:31 17:32
Tuesday, 30th September 2025 05:19 17:33

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