Fortaleza weather in August 2025

Expect 29°C daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Fortaleza in August. Check more long-term weather averages for Fortaleza in August before you book your next holiday to Brazil in 2025/2026.

  • 29°C maximum daytime temperature in August in Fortaleza29
    29°C max day temperature
  • 6 hours of sunshine per day
  • 12 days with some rainfall in August in Fortaleza12
    12 days with some rainfall
  • 22°C minimum night-time temperature in August in Fortaleza22
    22°C min night temperature
  • 12 hours of daylight per day in August in Fortaleza12
    12 hours of daylight per day
  • High heat & humidity in August in FortalezaH
    High heat & humidity
  • 23 mm monthly rainfall in August in Fortaleza23
    23 mm of monthly rainfall
  • UV (maximum) index 11 (Extreme) in August in Fortaleza11
    11 (Extreme) UV index
  • 26°C sea temperature in August in Fortaleza26
    26°C sea temperature

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The August weather guide for Brazil (Fortaleza) 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 Fortaleza in August?

Daytime temperatures usually reach 29°C in Fortaleza in August with high heat and humidity, falling to 22°C at night.

How sunny is it in Fortaleza in August?

There are normally 6 hours of bright sunshine each day in Fortaleza in August - that's 48% of daylight hours.

How warm is the sea around Fortaleza in August?

The average sea temperature around Fortaleza in August is 26°C.

Does it rain in Fortaleza in August?

There are usually 12 days with some rain in Fortaleza in August and the average monthly rainfall is 23mm.

Fortaleza August sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st August 2025 05:42 17:39
Saturday, 16th August 2025 05:39 17:38
Sunday, 31st August 2025 05:33 17:35

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