Fortaleza weather in August

August in Fortaleza: hot, dry, with clean air — one of the best months to visit.

#1 of 12 months in Fortaleza · #69 of 604 destinations to visit in August · comfort 90/100 (tier S)

Updated June 2026 · climate normals from ERA5 reanalysis

Fortaleza climate normals — August

Daytime high31°C / 87°F🥵 hot
Nighttime low24°C / 76°F
Feels like (high)31°C / 88°F
Rainfall5 mm / 0.2 in☀️ dry
Rainy days1 days
Humidity70%💧 humid
Dew point21°C / 69°F
Sunshine11 h/day
Daylight12 h
Wind27 km/h / 17 mph
Air quality (US AQI)46🍃 good

Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.

Where is Fortaleza?

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Fortaleza in August — FAQ

Is August a good time to visit Fortaleza?
August in Fortaleza: hot, dry, with clean air — one of the best months to visit. It ranks #1 of 12 months for Fortaleza on SeasonMap's comfort score (90/100).
What is the weather like in Fortaleza in August?
In August, Fortaleza averages a daily high of 30.7°C and a low of 24.4°C, with about 4.5 mm of rain over roughly 1.2 rainy days.
What is the air quality in Fortaleza in August?
Fortaleza has a mean US Air Quality Index of about 46 in August.

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