Average temperature in September is 25.1 °C
Average daytime temperature is 27.4 °C
Average night temperature is 23.2 °C
Absolute maximum temperature: 30.8 °C
Absolute minimum temperature: 21.8 °C
Number of sunny days:
Number of rainy days: 30
Number of snow days:
Precipitation sum: 466 mm
* Weather data for Tseung Kwan O Hong Kong 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 | 24.1 | 26.1 | 29.2 | 30.8 | 28.2 | 29.5 | 25.7 | 23.9 | 24.8 | 23.8 | 25.6 | 27.4 | 27.4 | 25.5 | 25.8 | 25.6 | 26 | 28 | 28.9 | 28.6 | 29.9 | 29.2 | 28.6 | 28.1 | 28.3 | 28.1 | 28.9 | 28.3 | 28.1 | 29.2 |
| Apparent max temperature | 25.3 | 28 | 34.7 | 36.9 | 32.4 | 34.9 | 30.3 | 29 | 28.2 | 28.3 | 30 | 33.1 | 33 | 30.5 | 29.9 | 29.5 | 31.2 | 34.1 | 36.5 | 34.4 | 37.3 | 36.1 | 33.3 | 32.4 | 32.7 | 32 | 33.3 | 32.5 | 33.4 | 35.2 |
| Mean temperature | 23.4 | 24.3 | 26.4 | 27.2 | 26.1 | 25.8 | 23.9 | 23.3 | 23.4 | 23.1 | 24.1 | 24.7 | 24.8 | 23.7 | 23.6 | 24.2 | 24.5 | 25.4 | 25.9 | 26 | 25.8 | 25.2 | 26 | 25.8 | 26.2 | 26.2 | 26.1 | 26 | 25.4 | 25.8 |
| Apparent mean temperature | 19.7 | 23.7 | 28.2 | 27 | 28.4 | 28.1 | 25.9 | 26 | 25.4 | 25.9 | 26.6 | 27.7 | 26.6 | 26.2 | 26.4 | 27.4 | 27 | 27.9 | 28.5 | 28.8 | 24.7 | 26.7 | 25.6 | 26.9 | 27.3 | 27.7 | 27.7 | 26.7 | 27.4 | 27.2 |
| Minimum temperature | 22.5 | 23.5 | 24.1 | 23.8 | 24.6 | 23.5 | 22.8 | 22.6 | 22.5 | 22.4 | 22.8 | 23 | 22.6 | 22.7 | 22.7 | 23.3 | 22.7 | 23.2 | 23.5 | 23.7 | 21.8 | 22.7 | 23.1 | 23.2 | 24.4 | 25.1 | 23.8 | 23.9 | 23.2 | 22.5 |
| Apparent min temperature | 23.3 | 26.4 | 31.1 | 31.9 | 30.4 | 30.7 | 27.8 | 27.2 | 26.9 | 26.8 | 28.2 | 29.2 | 29 | 28 | 27.5 | 28.1 | 29 | 30.8 | 31.5 | 31.5 | 31.4 | 30.1 | 29.8 | 29.4 | 29.6 | 29.7 | 30.2 | 29.7 | 30 | 30.9 |
| 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) | 12.6 | 12.6 | 12.5 | 12.5 | 12.5 | 12.5 | 12.5 | 12.4 | 12.4 | 12.4 | 12.4 | 12.3 | 12.3 | 12.3 | 12.3 | 12.3 | 12.2 | 12.2 | 12.2 | 12.2 | 12.2 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12 | 12 | 12 | 12 |
| Sunshine duration (h) | 0 | 4.5 | 10.1 | 11 | 5.1 | 10.7 | 0.5 | 0 | 0 | 0 | 5.8 | 10.5 | 9.4 | 0.4 | 2.7 | 4.1 | 9 | 11.1 | 11.1 | 11 | 11 | 10.4 | 11 | 9 | 10.4 | 10.9 | 10.9 | 10.4 | 10.9 | 10.8 |
| Precipitation (mm) | 106 | 28.9 | 0.7 | 1.2 | 0.5 | 15 | 47.6 | 93.7 | 21.4 | 32.9 | 9 | 6.5 | 11.7 | 34.7 | 18.3 | 6.3 | 1.9 | 2.1 | 0.5 | 1 | 2.5 | 4.5 | 2 | 4.7 | 1.1 | 1.4 | 0.6 | 2.6 | 3 | 3.7 |
| Precipitation hours | 23 | 23 | 3 | 8 | 3 | 15 | 22 | 22 | 23 | 22 | 17 | 18 | 22 | 20 | 19 | 9 | 10 | 5 | 4 | 8 | 9 | 5 | 7 | 10 | 6 | 9 | 5 | 12 | 5 | 9 |
| Wind speed (m/s) | 63.5 | 36.9 | 15.7 | 11.5 | 13 | 12.2 | 16.5 | 19.4 | 14.8 | 13.7 | 13.8 | 14.4 | 15.6 | 13.3 | 13.1 | 12.9 | 14.1 | 10.9 | 9.5 | 6.1 | 11.3 | 11.6 | 16.6 | 21.6 | 20.2 | 22.1 | 16.9 | 20.9 | 12.6 | 11.4 |
In September 2023, the highest daytime temperature in Tseung Kwan O was 30.8°C.
While the minimum temperature at night dropped to 21.8°C.
The average nighttime and daytime temperatures during September in Tseung Kwan O are 23.2°C and 27.4°C respectively.
The precipitation sum in September is about 466 mm.