Khone Phapheng Falls in September
Short answer: In September, Khone Phapheng Falls averages about 23,719 m³/s, 100% of the September peak (high water). Over 2005-2024 daily flow in September ranged from 11,640 to 60,255 m³/s.
High water: 100% of peak
The widest falls in Asia. The monsoon swells the Mekong from July to October.
All months
| Month | Flow (share of peak) | Average m³/s | Level |
|---|---|---|---|
| January | 7% | 1,689 | Low water |
| February | 6% | 1,315 | Low water |
| March | 4% | 960 | Low water |
| April | 4% | 930 | Low water |
| May | 9% | 2,240 | Low water |
| June | 26% | 6,106 | Low water |
| July | 58% | 13,708 | Medium |
| August | 97% | 22,973 | High water |
| September | 100% | 23,719 | High water |
| October | 71% | 16,800 | Medium |
| November | 29% | 6,788 | Low water |
| December | 13% | 3,108 | Low water |
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Questions
Is Khone Phapheng Falls worth visiting in September?
In September, Khone Phapheng Falls averages about 23,719 m³/s, 100% of the September peak (high water). Over 2005-2024 daily flow in September ranged from 11,640 to 60,255 m³/s. The widest falls in Asia. The monsoon swells the Mekong from July to October.