Fortaleza
September
Weather in Fortaleza for September 2025
Your guide to Fortaleza weather in September - trends and predictions
So far, September 2025 in Fortaleza is slightly warmer than the historical average by 0.7 °C.
The forecast for the next days in Fortaleza predicts temperatures to be around 30 °C, close to the historical average.
In general, the average temperature in Fortaleza at the beginning of September is 29.9 °C. As the month progressed, temperatures tended to slightly increase, reaching an average of 30.1 °C by the end of September.
With an average of 2 rainy days, Fortaleza experiences minimal rainfall in September.
Temperatures
Rain 🌧️
28
Dry days
2
Rainy days
0
Snow days
29°/24°
Temperatures
27 km/h
Avg max wind
71 %
Avg humidity
Fortaleza Weather September
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Temperatures trend during September in Fortaleza
See the weather trend as well as the moving average line
September weather in Fortaleza day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Partly cloudy | 30° /23° | 0.4 mm | 8 | |
| 2 Sept. |  Sunny | 30° /23° | 0.5 mm | 8 | |
| 3 Sept. |  Patchy rain possible | 29° /24° | 0.2 mm | 7 | |
| 4 Sept. | Patchy rain possible | 30° /23° | 0.3 mm | 7 | |
| 5 Sept. | Patchy rain possible | 30° /23° | 0.1 mm | 7 | |
| 6 Sept. | Patchy rain possible | 30° /23° | 0.7 mm | 7 | |
| 7 Sept. | Light rain shower | 30° /23° | 1.3 mm | 7 | |
| 8 Sept. | Light rain shower | 30° /23° | 0.5 mm | 7 | |
| 9 Sept. | Sunny | 30° /22° | 0.3 mm | 8 | |
| 10 Sept. | Patchy rain possible | 30° /23° | 0.1 mm | 7 | |
| 11 Sept. | Patchy rain possible | 30° /24° | 0.7 mm | 7 | |
| 12 Sept. |  Overcast | 29° /23° | 0.1 mm | 7 | |
| 13 Sept. | Overcast | 30° /23° | 0.2 mm | 7 | |
| 14 Sept. | Patchy rain possible | 30° /23° | 0.1 mm | 7 | |
| 15 Sept. |  Cloudy | 30° /24° | 0.4 mm | 7 | |
| 16 Sept. | Sunny | 30° /23° | 0.1 mm | 3 | |
| 17 Sept. | Patchy rain possible | 30° /25° | 0.3 mm | 2.9 | |
| 18 Sept. | Patchy rain possible | 30° /24° | 0.5 mm | 2.9 | |
| 19 Sept. | Patchy rain possible | 30° /24° | 0.6 mm | 3.1 | |
| 20 Sept. | Patchy rain possible | 30° /24° | 0.5 mm | 1.1 | |
| 21 Sept. | Patchy rain possible | 30° /25° | 0.3 mm | 7 | |
| 22 Sept. | Patchy rain possible | 30° /25° | 0.2 mm | 7 | |
| 23 Sept. | Partly cloudy | 30° /25° | 0.1 mm | 8 | |
| 24 Sept. | Patchy rain possible | 29° /25° | 0.1 mm | 7 | |
| 25 Sept. | Partly cloudy | 30° /25° | 0.1 mm | 8 | |
| 26 Sept. | Partly cloudy | 30° /25° | 0.1 mm | 8 | |
| 27 Sept. | Sunny | 31° /24° | 0.1 mm | 8 | |
| 28 Sept. | Sunny | 31° /24° | 0 mm | 8 | |
| 29 Sept. | Sunny | 31° /24° | 0.1 mm | 8 | |
| 30 Sept. | Patchy rain possible | 29° /24° | 0.2 mm | 7 | |
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Important Notice
Our weather forecast for Fortaleza in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Fortaleza forecast closer to your planned date for the most up-to-date weather information.
Change Month
Fortaleza in September - FAQ
What are the expected maximum and minimum temperatures in Fortaleza during September?
During September, expect a variety of temperatures with highs around 29° and lows near 24°, suitable for diverse activities and preferences.
How much rainfall should be expected in Fortaleza during September?
Expect minimal rainfall in Fortaleza during September, with a total of 12.3 mm over approximately 2 days. This minimal precipitation is unlikely to significantly impact plans.
What are the typical wind conditions in Fortaleza during September?
The average wind speed in Fortaleza during September is 27 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Fortaleza
Explore the daily rainfall trends and prepare for Fortalezas September weather 💧
UV exposure in Fortaleza during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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