Fortaleza weather in September
September is one of the best months to visit Fortaleza: highs of 30°C (85°F) and about 3 mm (0.1 in) of rain on average. Nights average 25°C (76°F) and cloud cover 28% (NASA POWER, 2001–2025 averages). It is the driest month of the year and the 4th warmest. Compared with August, it is about as warm and drier; October brings highs of 30°C (85°F) and 5 mm (0.2 in) of rain.
Is September a good time to visit Fortaleza?
best month Weather score 94/100.
Yes. September is one of the best months for weather in Fortaleza.
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Does it rain a lot in Fortaleza in September?
No, it is usually dry: about 3 mm (0.1 in) falls in an average September. It is the driest month of the year.
How warm is Fortaleza in September?
Days average 30°C (85°F) and nights 25°C (76°F).
Fortaleza weather by month
| Month | High | Low | Rain | Cloud | Weather |
|---|---|---|---|---|---|
| January | 29°C (85°F) | 26°C (78°F) | 128 mm | 67% | fair |
| February | 29°C (84°F) | 26°C (78°F) | 155 mm | 72% | fair |
| March | 29°C (84°F) | 26°C (79°F) | 223 mm | 74% | least pleasant |
| April | 29°C (83°F) | 26°C (79°F) | 249 mm | 78% | least pleasant |
| May | 29°C (83°F) | 26°C (78°F) | 145 mm | 61% | fair |
| June | 28°C (83°F) | 25°C (77°F) | 90 mm | 52% | fair |
| July | 29°C (83°F) | 24°C (76°F) | 44 mm | 44% | best |
| August | 29°C (84°F) | 24°C (76°F) | 9 mm | 31% | best |
| September | 30°C (85°F) | 25°C (76°F) | 3 mm | 28% | best |
| October | 30°C (85°F) | 25°C (77°F) | 5 mm | 38% | best |
| November | 30°C (86°F) | 26°C (78°F) | 7 mm | 45% | best |
| December | 30°C (86°F) | 26°C (79°F) | 24 mm | 52% | best |
Sources: 2001–2025 monthly averages from NASA POWER (MERRA-2 reanalysis). Page updated . How we rate months
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