Niagara Falls in April
Short answer: In April, Niagara Falls averages about 6,669 m³/s, 99% of the May peak (high water). Over 2005-2024 daily flow in April ranged from 5,382 to 8,850 m³/s.
High water: 99% of peak
By treaty, at least 2,832 m³/s must go over the falls in daytime during the tourist season (1 April to 31 October) and half that at night and off-season; the rest feeds power stations.
All months
| Month | Flow (share of peak) | Average m³/s | Level |
|---|---|---|---|
| January | 95% | 6,366 | High water |
| February | 97% | 6,523 | High water |
| March | 97% | 6,512 | High water |
| April | 99% | 6,669 | High water |
| May | 100% | 6,710 | High water |
| June | 97% | 6,526 | High water |
| July | 94% | 6,289 | High water |
| August | 90% | 6,025 | High water |
| September | 86% | 5,779 | High water |
| October | 85% | 5,697 | High water |
| November | 87% | 5,824 | High water |
| December | 91% | 6,088 | High water |
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Questions
Is Niagara Falls worth visiting in April?
In April, Niagara Falls averages about 6,669 m³/s, 99% of the May peak (high water). Over 2005-2024 daily flow in April ranged from 5,382 to 8,850 m³/s. By treaty, at least 2,832 m³/s must go over the falls in daytime during the tourist season (1 April to 31 October) and half that at night and off-season; the rest feeds power stations.