Average temperature in September is 26.1 °C
Average daytime temperature is 29.7 °C
Average night temperature is 23.3 °C
Absolute maximum temperature: 33.1 °C
Absolute minimum temperature: 22.4 °C
Number of sunny days: 1
Number of rainy days: 29
Number of snow days:
Precipitation sum: 249 mm
* Weather data for Sekong Laos 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 | 31.4 | 31.3 | 31.4 | 30.9 | 28.8 | 28.7 | 29.7 | 30.5 | 29.7 | 31.5 | 28.5 | 28.3 | 26.9 | 27.5 | 25.9 | 28.5 | 27.6 | 29.8 | 31.9 | 33.1 | 32.2 | 33.1 | 32.7 | 28.8 | 25.4 | 28.3 | 30.7 | 27.4 | 28.8 | 31 |
| Apparent max temperature | 37.7 | 38.5 | 39.2 | 39.8 | 36.6 | 36.4 | 37 | 38.6 | 36.7 | 37.2 | 34.9 | 35.1 | 33.1 | 33.6 | 31.2 | 36.5 | 33.7 | 38.4 | 40 | 41.2 | 40.5 | 40.2 | 39.9 | 34.7 | 32.2 | 34.1 | 36.4 | 33.4 | 35.6 | 38.1 |
| Mean temperature | 27.1 | 26.5 | 26.9 | 26.6 | 26.2 | 25.6 | 26.2 | 26.7 | 26.3 | 26.7 | 25.2 | 24.6 | 24.7 | 24.8 | 24.6 | 25.6 | 25.8 | 26.5 | 27 | 27.7 | 27 | 26.8 | 27.4 | 25.8 | 24.3 | 25.6 | 26.5 | 26.1 | 26.7 | 26.4 |
| Apparent mean temperature | 27.8 | 27.7 | 29.2 | 29.2 | 29.4 | 28.2 | 29.1 | 29.2 | 27.1 | 27.6 | 27.8 | 27 | 27.5 | 26.4 | 27.5 | 27.7 | 27.6 | 28.6 | 27.4 | 28.3 | 27.8 | 26.8 | 29.1 | 27.5 | 27.8 | 28.3 | 28.1 | 29.3 | 27.5 | 26.8 |
| Minimum temperature | 23.2 | 22.9 | 23.8 | 23.8 | 24 | 23.4 | 24.1 | 24.4 | 23.3 | 23.3 | 23.3 | 22.6 | 22.9 | 22.4 | 23 | 23.1 | 23.3 | 23.6 | 23 | 23.4 | 23.2 | 22.6 | 24.1 | 23.2 | 23.1 | 23.9 | 23.4 | 23.9 | 23 | 22.7 |
| Apparent min temperature | 32.8 | 32.4 | 33.1 | 32.9 | 32.6 | 31.7 | 32.1 | 33 | 31.9 | 31.6 | 30.7 | 30 | 30 | 30.1 | 29.8 | 31.4 | 31.2 | 32.5 | 33.1 | 34 | 33.1 | 32.5 | 33.5 | 30.9 | 29.8 | 30.6 | 31.6 | 31.7 | 32.6 | 32.2 |
| 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 | 12.4 | 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 | 12.2 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12 | 12 | 12 |
| Sunshine duration (h) | 11.7 | 10.2 | 11.7 | 11.2 | 10 | 4.2 | 10 | 9.5 | 11.2 | 10.2 | 7.2 | 8.3 | 5.8 | 4.5 | 0.3 | 5.6 | 7.3 | 11.2 | 11.1 | 11.3 | 11 | 11.3 | 11.2 | 4.7 | 0 | 6.1 | 9.4 | 1.1 | 7.6 | 10.7 |
| Precipitation (mm) | 0.3 | 3.4 | 1.6 | 14.9 | 16.7 | 11.2 | 4.4 | 10.7 | 6.3 | 0.9 | 10.7 | 16.8 | 9.3 | 5.7 | 7.9 | 10.1 | 3.4 | 0.4 | 1.8 | 0 | 1.1 | 2.1 | 2.2 | 7.4 | 62.5 | 7 | 13 | 3.7 | 8.5 | 4.8 |
| Precipitation hours | 3 | 4 | 7 | 15 | 24 | 14 | 11 | 10 | 14 | 6 | 12 | 16 | 19 | 14 | 12 | 13 | 11 | 2 | 2 | 0 | 3 | 4 | 4 | 6 | 23 | 14 | 6 | 16 | 12 | 9 |
| Wind speed (m/s) | 5.4 | 6.9 | 5.6 | 9.8 | 6.4 | 6.5 | 8 | 8.2 | 14.1 | 12.4 | 6.7 | 6.9 | 7.2 | 8.3 | 8.5 | 7.6 | 8.5 | 6.3 | 7.7 | 5.3 | 12.2 | 11.3 | 10.5 | 5.7 | 7.5 | 13.3 | 11.5 | 7.9 | 5.5 | 12.1 |
In September 2023, the highest daytime temperature in Sekong was 33.1°C.
While the minimum temperature at night dropped to 22.4°C.
The average nighttime and daytime temperatures during September in Sekong are 23.3°C and 29.7°C respectively.
The precipitation sum in September is about 249 mm.