Average temperature in August is 21 °C
Average daytime temperature is 26.3 °C
Average night temperature is 16.2 °C
Absolute maximum temperature: 35.6 °C
Absolute minimum temperature: 9.3 °C
Number of sunny days: 11
Number of rainy days: 20
Number of snow days:
Precipitation sum: 133 mm
* Weather data for Rheinfelden Switzerland is based on climate observations for 2023 year
| Agosto (°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 | 31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Maximum temperature | 21.9 | 29.6 | 22 | 20.7 | 22.1 | 16.5 | 18.5 | 22.7 | 23.1 | 27.5 | 30.1 | 28.6 | 27.7 | 29.6 | 30.5 | 30.6 | 29.6 | 33 | 34 | 33.5 | 33.9 | 34.3 | 32.5 | 35.6 | 32.2 | 21.7 | 20.5 | 15.3 | 16.8 | 20.1 | 19.2 |
| Apparent max temperature | 21.1 | 28.7 | 20.2 | 21.4 | 21.4 | 14.6 | 16.5 | 21.5 | 22.8 | 28.8 | 32 | 31.1 | 30.8 | 32.8 | 34 | 34.3 | 32.7 | 34.3 | 35.5 | 36.9 | 37.4 | 37.2 | 35.2 | 38.6 | 32.8 | 22.6 | 20.1 | 16.2 | 16.7 | 19.8 | 18.6 |
| Mean temperature | 19.4 | 21.8 | 19.4 | 16.5 | 17.7 | 14.6 | 14.4 | 16.8 | 18.7 | 20.3 | 23.6 | 23.5 | 22.8 | 24.6 | 24.3 | 24 | 23.6 | 25.6 | 26.6 | 26.2 | 27.1 | 27 | 26.6 | 26.2 | 24.9 | 18.8 | 16.8 | 14.3 | 14.2 | 15.2 | 16.3 |
| Apparent mean temperature | 15.8 | 14.7 | 15.1 | 14.4 | 13.6 | 10 | 9.9 | 8.5 | 14.9 | 12.7 | 15 | 19.3 | 21 | 21.4 | 21.6 | 19.3 | 21.7 | 19 | 19.1 | 21.9 | 22.9 | 23.1 | 23.1 | 22.1 | 21.9 | 17.7 | 16.2 | 13.2 | 11.8 | 9.4 | 12.2 |
| Minimum temperature | 16.1 | 14.7 | 15.8 | 14 | 13.7 | 12.6 | 10.9 | 9.3 | 14.6 | 12.7 | 14.9 | 18.5 | 18.8 | 19.5 | 19.5 | 17.5 | 18.9 | 18.6 | 18.8 | 19.4 | 20.5 | 20.5 | 20.8 | 20.3 | 19.5 | 17.4 | 15.3 | 13.2 | 12.2 | 10 | 12.7 |
| Apparent min temperature | 18.4 | 21.4 | 17.6 | 16.6 | 17.2 | 11.6 | 12.9 | 16 | 18.7 | 21.1 | 24.6 | 25.5 | 25.7 | 27.3 | 26.3 | 26.6 | 25.9 | 26.5 | 28 | 29.1 | 30.1 | 29.6 | 28.8 | 28.5 | 26.4 | 20 | 17.7 | 14.3 | 13.9 | 14.6 | 15.7 |
| Agosto | 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 | 31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight duration (h) | 15 | 14.9 | 14.9 | 14.8 | 14.8 | 14.7 | 14.7 | 14.6 | 14.6 | 14.5 | 14.5 | 14.4 | 14.4 | 14.3 | 14.3 | 14.2 | 14.2 | 14.1 | 14.1 | 14 | 14 | 13.9 | 13.9 | 13.8 | 13.8 | 13.7 | 13.7 | 13.6 | 13.6 | 13.5 | 13.4 |
| Sunshine duration (h) | 5.9 | 9.6 | 13.3 | 7.9 | 11.5 | 4.3 | 12.6 | 13 | 6.2 | 12 | 13.1 | 12.5 | 10.1 | 12.3 | 13 | 13 | 10.8 | 13 | 13 | 12.4 | 12.9 | 12.9 | 12.8 | 9.9 | 11.7 | 3 | 2.6 | 0 | 0.5 | 11.9 | 9.5 |
| Precipitation (mm) | 29.3 | 2.7 | 0.7 | 9.5 | 1.3 | 9.4 | 12.4 | 0 | 0.3 | 0 | 0 | 6.1 | 1.1 | 0 | 0.1 | 0 | 0.4 | 0 | 0 | 0 | 0 | 0 | 0 | 5.5 | 10.5 | 15.7 | 8 | 11.8 | 6.8 | 0.2 | 0.8 |
| Precipitation hours | 8 | 6 | 6 | 11 | 9 | 11 | 11 | 0 | 1 | 0 | 0 | 7 | 5 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 6 | 13 | 14 | 19 | 15 | 2 | 6 |
| Wind speed (m/s) | 23.1 | 25 | 24.9 | 18.8 | 11.6 | 29 | 17 | 14.1 | 16.4 | 8.6 | 8.9 | 11.8 | 9.7 | 11.7 | 12.5 | 11.3 | 9.5 | 12.9 | 11.2 | 14.3 | 10.6 | 11.2 | 14.1 | 26.2 | 19.3 | 12.1 | 11.9 | 10.7 | 9.4 | 11.6 | 14.1 |
In August 2023, the highest daytime temperature in Rheinfelden was 35.6°C.
While the minimum temperature at night dropped to 9.3°C.
The average nighttime and daytime temperatures during August in Rheinfelden are 16.2°C and 26.3°C respectively.
The precipitation sum in August is about 133 mm.