Average temperature in September is 19.8 °C
Average daytime temperature is 26.1 °C
Average night temperature is 13.6 °C
Absolute maximum temperature: 31.7 °C
Absolute minimum temperature: 6.1 °C
Number of sunny days: 17
Number of rainy days: 13
Number of snow days:
Precipitation sum: 52 mm
* Weather data for Leuk Switzerland is based on climate observations for 2023 year
| Settembre (°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 | 26.4 | 26.7 | 28.5 | 31.2 | 31.1 | 31.7 | 31.6 | 30.7 | 30.3 | 30.5 | 30 | 28.3 | 22.3 | 24.7 | 24.2 | 25.7 | 26.4 | 21.5 | 22.8 | 23.7 | 23.3 | 19.2 | 15.9 | 21.3 | 24.3 | 25.9 | 26.2 | 26 | 25.8 | 25.6 |
| Apparent max temperature | 27.7 | 28.5 | 30.7 | 34.2 | 35 | 34.5 | 34.5 | 33.1 | 32.2 | 31.8 | 31.3 | 29 | 23.5 | 25.4 | 25.4 | 27.5 | 27.4 | 23.8 | 23 | 25.7 | 24.2 | 18.4 | 14.3 | 20.6 | 23.7 | 25.9 | 28.1 | 26.1 | 26.8 | 27.1 |
| Mean temperature | 19.4 | 19.6 | 21.7 | 23.1 | 24.5 | 24.5 | 23.3 | 23.6 | 22.2 | 23.1 | 23.2 | 21.8 | 19.2 | 19.6 | 19.3 | 18.6 | 19.5 | 17.8 | 18.5 | 17.3 | 18.6 | 15.4 | 12.7 | 14 | 17.8 | 17.5 | 18.8 | 19.4 | 19.1 | 19.5 |
| Apparent mean temperature | 13.7 | 12.1 | 16.6 | 14.6 | 20.3 | 18.3 | 15.3 | 19.4 | 15.1 | 16.6 | 18.7 | 16.2 | 18.6 | 16.7 | 15.9 | 13.2 | 14.9 | 14.9 | 15.6 | 9 | 13.5 | 10.7 | 8.2 | 4.5 | 9.4 | 6.5 | 9.8 | 11.7 | 10.6 | 14.3 |
| Minimum temperature | 13.4 | 12.3 | 16.1 | 14.3 | 18.8 | 16.8 | 15.7 | 17.9 | 14.2 | 15.4 | 17 | 15.3 | 17.2 | 15.4 | 15 | 13.3 | 14.5 | 15 | 14.7 | 9.7 | 13.7 | 11.5 | 9.5 | 6.1 | 10.7 | 8.3 | 10.3 | 12.2 | 11.3 | 13.6 |
| Apparent min temperature | 20.5 | 20.9 | 23.5 | 25.3 | 27.2 | 26.6 | 25.5 | 26.2 | 24.4 | 25.2 | 25.4 | 23.5 | 20.8 | 21 | 20.1 | 19.6 | 20.2 | 19.1 | 19.3 | 17.9 | 19.3 | 15.2 | 11.7 | 13.2 | 17.1 | 17.2 | 19.2 | 19.6 | 20 | 21.1 |
| Settembre | 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) | 13.3 | 13.3 | 13.2 | 13.2 | 13.1 | 13.1 | 13 | 13 | 12.9 | 12.9 | 12.8 | 12.7 | 12.7 | 12.6 | 12.6 | 12.5 | 12.5 | 12.4 | 12.4 | 12.3 | 12.3 | 12.2 | 12.1 | 12.1 | 12 | 12 | 11.9 | 11.9 | 11.8 | 11.8 |
| Sunshine duration (h) | 12.3 | 12.1 | 12.2 | 11.8 | 12.1 | 12.1 | 12 | 11.9 | 11.8 | 11.8 | 11.7 | 9.6 | 5.3 | 9.7 | 10.5 | 10.5 | 11 | 2 | 10.9 | 10.8 | 9.7 | 10 | 7.2 | 11 | 11 | 10.9 | 10.8 | 10.8 | 10.8 | 9.7 |
| Precipitation (mm) | 0.4 | 0 | 0 | 0 | 0 | 0 | 0.1 | 0 | 0 | 0 | 0 | 0.9 | 6.7 | 0 | 2 | 5.6 | 0 | 14.7 | 0.8 | 1.4 | 5.3 | 11.1 | 2.7 | 0 | 0 | 0 | 0 | 0 | 0.2 | 0 |
| Precipitation hours | 2 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 16 | 0 | 4 | 2 | 0 | 12 | 4 | 4 | 9 | 10 | 9 | 0 | 0 | 0 | 0 | 0 | 2 | 0 |
| Wind speed (m/s) | 6.4 | 5.8 | 7.4 | 6.2 | 7.3 | 6.9 | 6 | 6.6 | 5.7 | 6.2 | 6.1 | 5.7 | 5.6 | 6.5 | 7.2 | 7 | 8.9 | 8.1 | 5.2 | 6.7 | 8.3 | 5.4 | 6.4 | 6.1 | 5 | 6.4 | 4.9 | 4.8 | 6.1 | 6.1 |
In September 2023, the highest daytime temperature in Leuk was 31.7°C.
While the minimum temperature at night dropped to 6.1°C.
The average nighttime and daytime temperatures during September in Leuk are 13.6°C and 26.1°C respectively.
The precipitation sum in September is about 52 mm.