AleaSoft Energy Forecasting, September 4, 2024. In August, prices in most electricity markets rose compared to July, mainly due to higher gas and CO2 prices. Lower wind and solar energy production in most markets also contributed to this trend, despite lower demand in most markets. Monthly photovoltaic energy production reached record highs in France and Portugal, while Germany, Spain and Italy registered the second highest levels of photovoltaic energy generation. In the Spanish market, the price factor of solar photovoltaic energy increased to 72% in August.