French Power Slumps to Lowest Since 2013 as Solar Output Booms

European power prices plunged to multiyear lows as solar generation surged, flooding the region’s grids.

Clear skies, combined with relatively cool temperatures — which improve panel efficiency — have driven up solar output this week. Generation is set to remain well above seasonal norms through the weekend across western Europe, according to weather models and analysis from forecaster MetDesk.