Average temperature in September is 18.8 °C
Average daytime temperature is 22.6 °C
Average night temperature is 16.4 °C
Absolute maximum temperature: 24.5 °C
Absolute minimum temperature: 14.2 °C
Number of sunny days:
Number of rainy days: 30
Number of snow days:
Precipitation sum: 218 mm
* Weather data for Lạc Dương Vietnam 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 | 21.1 | 21.2 | 22.3 | 22 | 22.2 | 23.8 | 23.5 | 24.3 | 23.5 | 19.8 | 22 | 22.4 | 21.2 | 21.8 | 22.1 | 21.9 | 23 | 23.7 | 24.2 | 24.5 | 23.8 | 23.4 | 22.9 | 21.8 | 22.7 | 22.5 | 22.6 | 22.2 | 22.8 | 23.3 |
| Apparent max temperature | 23.1 | 22.7 | 24 | 24.3 | 24.1 | 27.2 | 26.8 | 27.6 | 26.6 | 20.3 | 24.8 | 24.7 | 22 | 24.2 | 24.3 | 24 | 26.6 | 28.4 | 27.9 | 28.2 | 27.1 | 26.9 | 26.3 | 24.5 | 24.7 | 25 | 25.5 | 25.4 | 26.9 | 26.8 |
| Mean temperature | 18.9 | 18.9 | 19.4 | 19.4 | 19.3 | 19.6 | 19.5 | 19.3 | 19.3 | 17.9 | 18.3 | 19.1 | 18.5 | 18.5 | 18.5 | 18.3 | 18.8 | 18.8 | 18.9 | 19.2 | 18.5 | 18.4 | 18.8 | 18.1 | 18.5 | 18.9 | 18.4 | 18.5 | 19.2 | 18.9 |
| Apparent mean temperature | 18.6 | 18 | 19.4 | 19.5 | 19.6 | 18.1 | 16.4 | 16.7 | 17.4 | 17 | 16 | 17.4 | 17 | 17.4 | 18.1 | 17.3 | 16.8 | 16.2 | 16.1 | 16.3 | 15.5 | 15.2 | 16.8 | 15.4 | 17.6 | 17.5 | 15.1 | 17.3 | 17.9 | 17.4 |
| Minimum temperature | 17.7 | 17.5 | 18.1 | 18.1 | 17.9 | 16.5 | 15.5 | 16.3 | 17.2 | 16.5 | 15.6 | 17 | 16.9 | 16.6 | 16.9 | 15.6 | 15.4 | 15.4 | 15.9 | 15 | 14.9 | 14.2 | 15.7 | 15.7 | 16.8 | 17.3 | 15.5 | 16.2 | 16.8 | 16.6 |
| Apparent min temperature | 20.2 | 19.9 | 20.9 | 21.4 | 21 | 21.7 | 21.6 | 21.4 | 20.8 | 18.3 | 19.1 | 19.9 | 18.9 | 19.6 | 19.8 | 20 | 20.8 | 20.8 | 20.5 | 21.2 | 20.2 | 20.3 | 20.7 | 19.5 | 19.5 | 19.9 | 19.5 | 20 | 21.1 | 20.5 |
| 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) | 12.4 | 12.3 | 12.3 | 12.3 | 12.3 | 12.3 | 12.3 | 12.3 | 12.3 | 12.3 | 12.2 | 12.2 | 12.2 | 12.2 | 12.2 | 12.2 | 12.2 | 12.2 | 12.2 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12 | 12 |
| Sunshine duration (h) | 4.9 | 5.6 | 7.1 | 6 | 5.7 | 9.2 | 11.4 | 9 | 10.9 | 4.9 | 6.5 | 11 | 6.6 | 8.4 | 7.1 | 5.6 | 10.2 | 9.7 | 6.4 | 10.3 | 8.2 | 10.7 | 11 | 3.5 | 5.5 | 9 | 4.7 | 7.3 | 9.2 | 7.1 |
| Precipitation (mm) | 19.5 | 10.9 | 4.6 | 10.1 | 12.8 | 1 | 3.8 | 4.5 | 2.3 | 3.9 | 4.9 | 2 | 1.5 | 4.1 | 3.9 | 9.6 | 4.8 | 16 | 13.8 | 10.3 | 7.1 | 11.2 | 2.3 | 2.3 | 3.5 | 12.5 | 10.9 | 3.3 | 9.5 | 10.7 |
| Precipitation hours | 24 | 22 | 17 | 21 | 15 | 4 | 10 | 6 | 11 | 13 | 7 | 12 | 9 | 10 | 10 | 7 | 7 | 8 | 4 | 7 | 9 | 8 | 9 | 7 | 11 | 23 | 23 | 12 | 11 | 8 |
| Wind speed (m/s) | 16.2 | 17.3 | 14.8 | 13 | 13.6 | 8.2 | 10.7 | 11.4 | 17.7 | 19.7 | 18.1 | 16.3 | 20.3 | 14.6 | 12 | 13.2 | 11.1 | 9 | 11 | 10.4 | 9.5 | 6.9 | 7.6 | 10.8 | 14.6 | 16.9 | 15.5 | 16.3 | 12.7 | 11.6 |
In September 2023, the highest daytime temperature in Lạc Dương was 24.5°C.
While the minimum temperature at night dropped to 14.2°C.
The average nighttime and daytime temperatures during September in Lạc Dương are 16.4°C and 22.6°C respectively.
The precipitation sum in September is about 218 mm.