Hydro output in France

in TWh October 2024 October 2025 Evolution
Output of the month (1) 4.6TWH 2.8TWh -37.7%
Cumulative output (1), (2) 42.3TWH 34.3TWh -19.0%

(1) Hydropower excluding electrical activities on French islands, before deduction of pumping consumption   
(2) Cumulative production after deduction of pumping consumption: 35.9TWh in 2024 and 27.2TWh in 2025

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