Average temperature in September is 28.9 °C
Average daytime temperature is 29.7 °C
Average night temperature is 27.6 °C
Absolute maximum temperature: 30.6 °C
Absolute minimum temperature: 26.1 °C
Number of sunny days: 1
Number of rainy days: 29
Number of snow days:
Precipitation sum: 236 mm
* Weather data for Sansha China 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 | 29.8 | 30.6 | 30.4 | 30.1 | 29.9 | 29.8 | 29.7 | 29.9 | 29.9 | 29.8 | 30.3 | 30 | 29.9 | 29.4 | 29.4 | 29 | 29.3 | 29.7 | 30.1 | 30.3 | 29.9 | 30.1 | 28.8 | 28.9 | 28.9 | 29.4 | 29.6 | 30.2 | 29.9 | 29.3 |
| Apparent max temperature | 32.9 | 34 | 35 | 36.2 | 36.7 | 34.7 | 34.2 | 33.4 | 32.9 | 32.9 | 34.5 | 35.7 | 36.7 | 35.7 | 35.9 | 34.2 | 35.3 | 35.8 | 38.1 | 37 | 37 | 35.3 | 32.6 | 31.9 | 31.2 | 33.1 | 35 | 36.2 | 35.5 | 34.7 |
| Mean temperature | 28.5 | 29.8 | 29.9 | 29.9 | 29.2 | 29.1 | 28.7 | 29.1 | 29.6 | 29.2 | 29.6 | 29.7 | 29.1 | 28.2 | 28.2 | 28 | 28.2 | 28.8 | 29.6 | 29.2 | 28.9 | 28.9 | 27.8 | 27.9 | 27.8 | 28.6 | 28.8 | 28.9 | 29.1 | 28.4 |
| Apparent mean temperature | 28.7 | 30.9 | 32.3 | 33.2 | 30.5 | 32.2 | 30.8 | 30.3 | 30.4 | 30.3 | 32.3 | 32.5 | 32.5 | 31.7 | 29.4 | 30.1 | 30 | 31.9 | 32.9 | 32.3 | 31.2 | 30.3 | 29.6 | 28.5 | 28.3 | 29.9 | 32.2 | 30.4 | 31.6 | 30.7 |
| Minimum temperature | 26.8 | 27.9 | 28.9 | 29.5 | 27.4 | 28.4 | 27.2 | 27.8 | 29 | 27.9 | 28.7 | 29.2 | 27.5 | 27 | 26.6 | 26.2 | 26.7 | 27.7 | 29.4 | 27.8 | 27 | 26.5 | 26.4 | 27 | 27 | 27.3 | 28 | 26.1 | 27.4 | 26.8 |
| Apparent min temperature | 31.6 | 32.6 | 33.9 | 34.7 | 34.3 | 33.8 | 32.6 | 32.2 | 31.7 | 31.7 | 33.4 | 34.5 | 34.9 | 33.6 | 32.8 | 32.2 | 33 | 34.1 | 34.9 | 34.2 | 34.3 | 33.3 | 31.3 | 30.2 | 29.8 | 32 | 33.4 | 33.5 | 33 | 32.8 |
| 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) | 12.5 | 12.4 | 12.4 | 12.4 | 12.4 | 12.4 | 12.4 | 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 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12 | 12 | 12 | 12 |
| Sunshine duration (h) | 2.8 | 8 | 11.1 | 11.1 | 11.1 | 1.4 | 5.2 | 1.6 | 10.5 | 11 | 9.6 | 10 | 10.1 | 9.1 | 10 | 7.2 | 10.6 | 9.6 | 11.1 | 11 | 11.1 | 11 | 2.9 | 1.3 | 3 | 8.5 | 10.5 | 11 | 10.1 | 11 |
| Precipitation (mm) | 18 | 3.4 | 0.3 | 0.2 | 8.9 | 3.9 | 21.6 | 6.9 | 0.8 | 11.1 | 4.4 | 0.3 | 2.5 | 6.9 | 7.7 | 6 | 9.3 | 0 | 0.1 | 2.9 | 2.9 | 4.9 | 15 | 46.5 | 26.3 | 4 | 3.3 | 12.5 | 2.6 | 2.5 |
| Precipitation hours | 22 | 6 | 3 | 1 | 6 | 7 | 18 | 10 | 3 | 16 | 10 | 2 | 5 | 11 | 10 | 12 | 9 | 0 | 1 | 9 | 8 | 7 | 17 | 22 | 20 | 10 | 10 | 7 | 7 | 5 |
| Wind speed (m/s) | 32.7 | 34.3 | 31.9 | 21 | 28 | 24.7 | 31.2 | 38.1 | 38.6 | 36.8 | 31.8 | 27.9 | 21.9 | 16.6 | 23.5 | 24.3 | 23.1 | 15.3 | 20.3 | 22.3 | 19 | 21.5 | 33.7 | 34.9 | 37.3 | 29.2 | 19.9 | 22.4 | 26.5 | 22.1 |
In September 2023, the highest daytime temperature in Sansha was 30.6°C.
While the minimum temperature at night dropped to 26.1°C.
The average nighttime and daytime temperatures during September in Sansha are 27.6°C and 29.7°C respectively.
The precipitation sum in September is about 236 mm.