Fortaleza weather in May
May in Fortaleza: hot, soaked, with clean air — a great time to visit.
#9 of 12 months in Fortaleza · #371 of 604 destinations to visit in May · comfort 78/100 (tier B)
Updated June 2026 · climate normals from ERA5 reanalysis
Fortaleza climate normals — May
| Daytime high | 29°C / 84°F | 🥵 hot |
|---|---|---|
| Nighttime low | 25°C / 77°F | |
| Feels like (high) | 33°C / 91°F | |
| Rainfall | 161 mm / 6.3 in | ⛈ soaked |
| Rainy days | 21 days | |
| Humidity | 83% | 💦 very humid |
| Dew point | 23°C / 74°F | |
| Sunshine | 10 h/day | |
| Daylight | 11.9 h | |
| Wind | 20 km/h / 13 mph | |
| Air quality (US AQI) | 36 | 🍃 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 May — FAQ
- Is May a good time to visit Fortaleza?
- May in Fortaleza: hot, soaked, with clean air — a great time to visit. It ranks #9 of 12 months for Fortaleza on SeasonMap's comfort score (78/100).
- What is the weather like in Fortaleza in May?
- In May, Fortaleza averages a daily high of 29.1°C and a low of 24.8°C, with about 161.1 mm of rain over roughly 21.4 rainy days.
- What is the air quality in Fortaleza in May?
- Fortaleza has a mean US Air Quality Index of about 36 in May.