Hydro output in France

in TWh September 2024 September 2025 Evolution
Output of the month (1) 2.6TWH 2.5TWh -4.9%
Cumulative output (1), (2) 37.8TWH 31.4TWh -16.8%

(1) Hydropower excluding electrical activities on French islands, before deduction of pumping consumption   
(2) Cumulative production after deduction of pumping consumption: 32.0TWh in 2024 and 25.1TWh in 2025

Evolution of cumulative hydro output in France in September 2025 (description bellow)