Fortaleza weather in January
January in Fortaleza: hot, rainy, with clean air — an excellent time to visit.
#8 of 12 months in Fortaleza · #133 of 604 destinations to visit in January · comfort 82/100 (tier A)
Updated June 2026 · climate normals from ERA5 reanalysis
Fortaleza climate normals — January
| Daytime high | 29°C / 85°F | 🥵 hot |
|---|---|---|
| Nighttime low | 25°C / 77°F | |
| Feels like (high) | 33°C / 91°F | |
| Rainfall | 101 mm / 4 in | 🌧 rainy |
| Rainy days | 21 days | |
| Humidity | 80% | 💦 very humid |
| Dew point | 23°C / 73°F | |
| Sunshine | 10.7 h/day | |
| Daylight | 12.3 h | |
| Wind | 21 km/h / 13 mph | |
| Air quality (US AQI) | 47 | 🍃 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 January — FAQ
- Is January a good time to visit Fortaleza?
- January in Fortaleza: hot, rainy, with clean air — an excellent time to visit. It ranks #8 of 12 months for Fortaleza on SeasonMap's comfort score (82/100).
- What is the weather like in Fortaleza in January?
- In January, Fortaleza averages a daily high of 29.4°C and a low of 25°C, with about 101.2 mm of rain over roughly 21 rainy days.
- What is the air quality in Fortaleza in January?
- Fortaleza has a mean US Air Quality Index of about 47 in January.