Average temperature in September is 27.3 °C
Average daytime temperature is 30.6 °C
Average night temperature is 24.9 °C
Absolute maximum temperature: 34.4 °C
Absolute minimum temperature: 23.3 °C
Number of sunny days: 3
Number of rainy days: 27
Number of snow days:
Precipitation sum: 329 mm
* Weather data for Hoàn Kiếm Vietnam 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 | 33.2 | 34.4 | 28.2 | 29.4 | 32.3 | 32.9 | 33.7 | 32.2 | 31.6 | 31.4 | 31.7 | 30.6 | 27.9 | 25.2 | 26.9 | 28.1 | 30.1 | 30.6 | 31.8 | 31.6 | 32.2 | 32.6 | 32.4 | 31.8 | 31.9 | 27 | 27.4 | 27.1 | 30.3 | 31.2 |
| Apparent max temperature | 37.4 | 38.9 | 32.4 | 33.4 | 37.9 | 39.8 | 40.9 | 39.2 | 38.8 | 40 | 39.6 | 38.3 | 31.5 | 29.3 | 31.8 | 33.4 | 36.9 | 38 | 38.7 | 39 | 39.5 | 40.1 | 39.9 | 38.5 | 38.8 | 31.9 | 32.5 | 32.6 | 35.8 | 38.5 |
| Mean temperature | 28.9 | 30.1 | 26 | 26.1 | 28.8 | 29.2 | 29.7 | 28.3 | 27.7 | 27.9 | 27.8 | 27 | 25.6 | 24.3 | 25.3 | 26 | 26.5 | 27.5 | 28.1 | 28.4 | 28.8 | 28.9 | 28.5 | 27.9 | 27.1 | 25.2 | 25.2 | 25.2 | 26.5 | 27.6 |
| Apparent mean temperature | 30.5 | 31.2 | 28 | 27.9 | 30 | 30.8 | 30.3 | 32 | 30.1 | 31.1 | 32.5 | 29.7 | 27.2 | 25.6 | 27 | 29.2 | 29.3 | 30.7 | 31.3 | 32.1 | 31.8 | 31.8 | 30.5 | 29.3 | 28.9 | 27.5 | 28.1 | 28.9 | 29.1 | 30.1 |
| Minimum temperature | 25.8 | 26.7 | 24.3 | 24.2 | 25.5 | 25.9 | 25.3 | 25.9 | 24.8 | 25.5 | 26 | 24.7 | 23.9 | 23.3 | 24.1 | 23.9 | 24.2 | 25.2 | 25.8 | 25.9 | 25.8 | 25.8 | 24.8 | 24.4 | 24.8 | 23.7 | 23.7 | 23.8 | 24 | 24.4 |
| Apparent min temperature | 33.5 | 34.8 | 29.5 | 30.1 | 34.4 | 35.6 | 35.8 | 34.6 | 33.9 | 34.4 | 34.5 | 32.9 | 29.2 | 27.7 | 29.7 | 31.2 | 32.3 | 33.5 | 33.9 | 34.5 | 35 | 35 | 34.5 | 33.9 | 32.8 | 29.4 | 29.9 | 30.5 | 32.2 | 33.8 |
| 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) | 12.5 | 12.5 | 12.5 | 12.5 | 12.5 | 12.5 | 12.4 | 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) | 9.5 | 11.8 | 0.5 | 4.9 | 10.3 | 10 | 11.5 | 10.6 | 8.1 | 8 | 7 | 3 | 0.4 | 0 | 0 | 2.4 | 7.1 | 9 | 11 | 11 | 11 | 10.2 | 11.1 | 9.1 | 7.2 | 1.1 | 2.4 | 0 | 5 | 10.1 |
| Precipitation (mm) | 0.1 | 0 | 2.6 | 0.5 | 1.2 | 2.2 | 2.9 | 4 | 5.1 | 3 | 10.5 | 35.9 | 8.4 | 28.5 | 8.1 | 20.9 | 19.4 | 2.1 | 1.6 | 1.8 | 1.9 | 0 | 0 | 4.1 | 14.2 | 55.8 | 49.8 | 23.8 | 19.3 | 0.9 |
| Precipitation hours | 1 | 0 | 8 | 5 | 4 | 7 | 4 | 9 | 11 | 12 | 13 | 24 | 18 | 22 | 12 | 19 | 16 | 10 | 4 | 10 | 5 | 0 | 0 | 7 | 8 | 22 | 23 | 22 | 16 | 6 |
| Wind speed (m/s) | 14.6 | 20.2 | 18.4 | 15.1 | 13.1 | 12.3 | 12.9 | 15.8 | 15.6 | 10 | 10.4 | 14.2 | 18.2 | 15.4 | 12.6 | 12.7 | 10.7 | 10.2 | 15 | 13.7 | 13.9 | 14.1 | 15.9 | 14.9 | 19.1 | 20.6 | 18 | 10.9 | 11.2 | 8.6 |
In September 2023, the highest daytime temperature in Hoàn Kiếm was 34.4°C.
While the minimum temperature at night dropped to 23.3°C.
The average nighttime and daytime temperatures during September in Hoàn Kiếm are 24.9°C and 30.6°C respectively.
The precipitation sum in September is about 329 mm.