Average temperature in September is 18.9 °C
Average daytime temperature is 25.1 °C
Average night temperature is 13.4 °C
Absolute maximum temperature: 30.3 °C
Absolute minimum temperature: 8 °C
Number of sunny days: 18
Number of rainy days: 12
Number of snow days:
Precipitation sum: 56 mm
* Weather data for Sant Julià De Lòria Andorra 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 | 26 | 22.4 | 26.2 | 30.3 | 29.2 | 27.9 | 27.9 | 28 | 29.7 | 28.8 | 27.2 | 21.3 | 23.1 | 23.5 | 22.6 | 24 | 24.5 | 22.3 | 23 | 21.5 | 21.5 | 17.8 | 18.8 | 25.2 | 26.1 | 26.1 | 25.6 | 26.7 | 27.6 | 29.6 |
| Apparent max temperature | 26 | 21.4 | 26.9 | 29.8 | 29.8 | 29.2 | 28.7 | 28.9 | 29.5 | 28.1 | 26.6 | 21.2 | 22.6 | 23 | 22.6 | 23.3 | 23.7 | 21.6 | 21.9 | 21.2 | 21 | 16.5 | 16.7 | 24.8 | 24.5 | 24.6 | 26.5 | 27.2 | 27.8 | 29.1 |
| Mean temperature | 19.1 | 18 | 20 | 23.7 | 23.6 | 22 | 21 | 20.9 | 21.5 | 22 | 21.5 | 17.5 | 17.7 | 18 | 17.3 | 18.2 | 18.9 | 17.3 | 16.5 | 16.5 | 16.1 | 13.5 | 12.7 | 16.6 | 17.9 | 18 | 18.6 | 20 | 20.1 | 21.3 |
| Apparent mean temperature | 11.7 | 15.6 | 12.9 | 17.2 | 17.3 | 18.2 | 14.4 | 14.5 | 12.5 | 14.7 | 16.6 | 13.2 | 13 | 13.4 | 14.8 | 12.9 | 14.5 | 13.4 | 9.8 | 11.3 | 12.7 | 7.6 | 5.7 | 5.4 | 9.1 | 11 | 8.8 | 11.6 | 11.3 | 13.6 |
| Minimum temperature | 12.1 | 15.4 | 13.9 | 18 | 18.2 | 17.6 | 14.1 | 14.7 | 13.8 | 15.9 | 17 | 13.3 | 13 | 13.2 | 14.5 | 13 | 15.1 | 13.4 | 10.4 | 11.7 | 12.9 | 9.4 | 8 | 8.4 | 11.9 | 12 | 11.5 | 13.5 | 12.6 | 14.6 |
| Apparent min temperature | 19.1 | 18.4 | 20.1 | 22.8 | 23.5 | 22.6 | 21.4 | 20.9 | 20.5 | 21.7 | 21.2 | 17.9 | 17.9 | 18.1 | 17.9 | 18.2 | 19.2 | 17.3 | 15.9 | 16.6 | 15.9 | 12.3 | 10.5 | 15.1 | 16.3 | 17.2 | 17.8 | 19.4 | 19.8 | 20.3 |
| 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) | 13.2 | 13.1 | 13.1 | 13 | 13 | 12.9 | 12.9 | 12.8 | 12.8 | 12.8 | 12.7 | 12.7 | 12.6 | 12.6 | 12.5 | 12.5 | 12.4 | 12.4 | 12.3 | 12.3 | 12.2 | 12.2 | 12.1 | 12.1 | 12 | 12 | 11.9 | 11.9 | 11.9 | 11.8 |
| Sunshine duration (h) | 12 | 6.2 | 9.7 | 12 | 11.9 | 11.9 | 11.9 | 11.8 | 11.8 | 11.8 | 9.7 | 7.4 | 11.7 | 11.7 | 7 | 11.3 | 10.8 | 10.2 | 10.9 | 10.7 | 8.6 | 10.9 | 11.1 | 11.1 | 11.1 | 10.9 | 10.8 | 10.2 | 10.8 | 10.8 |
| Precipitation (mm) | 0 | 4.6 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 12.7 | 0.1 | 0.8 | 16.8 | 0.2 | 14.6 | 0.9 | 0 | 0.5 | 0.6 | 3.5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Precipitation hours | 0 | 8 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 8 | 1 | 7 | 11 | 2 | 13 | 1 | 0 | 5 | 2 | 8 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Wind speed (m/s) | 11.8 | 18.6 | 14.7 | 19 | 11.2 | 11.9 | 13 | 13.5 | 14.5 | 11.5 | 13.6 | 10.5 | 7 | 10 | 16.4 | 14.3 | 19.4 | 11.8 | 11.7 | 10.2 | 13.2 | 9.1 | 14.2 | 10.4 | 13.6 | 11.5 | 8 | 10.3 | 11.5 | 8.7 |
In September 2023, the highest daytime temperature in Sant Julià De Lòria was 30.3°C.
While the minimum temperature at night dropped to 8°C.
The average nighttime and daytime temperatures during September in Sant Julià De Lòria are 13.4°C and 25.1°C respectively.
The precipitation sum in September is about 56 mm.