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 high | 31°C / 87°F | 🥵 hot |
|---|---|---|
| Nighttime low | 24°C / 76°F | |
| Feels like (high) | 31°C / 88°F | |
| Rainfall | 5 mm / 0.2 in | ☀️ dry |
| Rainy days | 1 days | |
| Humidity | 70% | 💧 humid |
| Dew point | 21°C / 69°F | |
| Sunshine | 11 h/day | |
| Daylight | 12 h | |
| Wind | 27 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.