Average temperature in September is 21.7 °C
Average daytime temperature is 28.9 °C
Average night temperature is 16.1 °C
Absolute maximum temperature: 35.2 °C
Absolute minimum temperature: 8.8 °C
Number of sunny days: 18
Number of rainy days: 12
Number of snow days:
Precipitation sum: 46 mm
* Weather data for São Roque Brazil is based on climate observations for 2023 year
| September (°C) | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Maximum temperature | 27.2 | 29.5 | 29.7 | 30.6 | 25.9 | 20.7 | 26.7 | 28.8 | 25 | 27.7 | 29.2 | 29.3 | 32.3 | 25.4 | 22.7 | 27.3 | 30.8 | 30.8 | 32 | 30.9 | 31.2 | 33.1 | 32.9 | 35.2 | 33.9 | 34.2 | 31.2 | 19.1 | 24.9 | 29 |
| Apparent max temperature | 28.1 | 29.7 | 31.5 | 29.9 | 27.9 | 18.1 | 27.7 | 27.8 | 24.4 | 28.5 | 31.4 | 28.8 | 30.7 | 24.1 | 23.4 | 27.7 | 31.1 | 31.7 | 33.4 | 32.7 | 32.1 | 34.2 | 35.3 | 35.2 | 37.5 | 35.4 | 32.1 | 18.5 | 27 | 32.6 |
| Mean temperature | 17.7 | 20.9 | 22.7 | 24.4 | 21.6 | 17.4 | 19.1 | 21 | 20.7 | 20.5 | 21.6 | 22.1 | 23.6 | 19.4 | 15.8 | 18.6 | 22.9 | 23.4 | 24.6 | 23.3 | 22.8 | 24.1 | 25.3 | 26.9 | 24.6 | 25.6 | 26.4 | 16.3 | 18.1 | 20.8 |
| Apparent mean temperature | 6 | 15.4 | 18.9 | 20.7 | 13.8 | 13.2 | 12.3 | 13.7 | 16.6 | 15.4 | 16.5 | 13.6 | 13.3 | 14.2 | 10.5 | 10.6 | 15.7 | 16.3 | 19.3 | 16.9 | 15.9 | 17.9 | 19.1 | 20.2 | 19.8 | 18.5 | 23 | 11.3 | 11.3 | 16 |
| Minimum temperature | 8.8 | 15.6 | 18.1 | 19.5 | 16.1 | 15.7 | 14.8 | 14.2 | 17.1 | 15.2 | 16.2 | 15.1 | 14.8 | 14.4 | 11.5 | 11.4 | 15.5 | 16.8 | 18.8 | 17.8 | 16.8 | 16.7 | 19.1 | 19 | 18.7 | 19 | 21.1 | 14.3 | 13.8 | 16.2 |
| Apparent min temperature | 16.6 | 21.2 | 24.4 | 25.4 | 22.3 | 14.9 | 17.9 | 20.7 | 20.8 | 20.7 | 22.5 | 21.8 | 22.4 | 19.2 | 15 | 18.2 | 23.5 | 23.7 | 25.5 | 23.3 | 23.3 | 25.2 | 26.4 | 27.9 | 26.4 | 26.2 | 27.7 | 13.6 | 16.8 | 21.9 |
| September | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight duration (h) | 11.6 | 11.7 | 11.7 | 11.7 | 11.7 | 11.7 | 11.8 | 11.8 | 11.8 | 11.8 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 12 | 12 | 12 | 12 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.2 | 12.2 | 12.2 | 12.2 | 12.3 | 12.3 |
| Sunshine duration (h) | 10.8 | 9 | 9.1 | 10.6 | 7.2 | 6.5 | 9.8 | 10.8 | 7 | 9.1 | 10.7 | 11.2 | 11.2 | 0.7 | 11.2 | 11 | 11.3 | 11.3 | 11.1 | 11.2 | 11.4 | 11.2 | 11.4 | 11.3 | 9.2 | 11.5 | 11.3 | 1.6 | 10.5 | 10.8 |
| Precipitation (mm) | 0 | 8 | 10.7 | 0.4 | 0.2 | 0 | 0 | 0 | 2.8 | 0 | 0 | 0 | 0 | 9.4 | 0 | 0 | 0 | 0 | 0.1 | 0 | 0 | 0 | 0 | 0 | 0.4 | 0.1 | 5.1 | 4.4 | 0 | 4.5 |
| Precipitation hours | 0 | 4 | 7 | 1 | 2 | 0 | 0 | 0 | 4 | 0 | 0 | 0 | 0 | 11 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 7 | 4 | 0 | 4 |
| Wind speed (m/s) | 14.2 | 20.8 | 18.4 | 29.8 | 24.3 | 29.2 | 25.5 | 21.2 | 18.5 | 16.9 | 14.4 | 14.2 | 21.6 | 21.2 | 19.2 | 16.8 | 11.9 | 16.8 | 18.1 | 16.8 | 14.5 | 17.7 | 13.7 | 14.3 | 18.9 | 21.1 | 21.9 | 28 | 23.8 | 19.3 |
In September 2023, the highest daytime temperature in São Roque was 35.2°C.
While the minimum temperature at night dropped to 8.8°C.
The average nighttime and daytime temperatures during September in São Roque are 16.1°C and 28.9°C respectively.
The precipitation sum in September is about 46 mm.