Comparison showing the price of electricity on 1 June 2021...
The PVPC tariff (“Precio Voluntario para el Pequeño Consumidor”) changed drastically on 1 June 2021, making electricity slightly cheaper during the nights, but making it much more expensive during peak hours during day-time.
The peak hours on the Spanish mainland are roughly between 8.30 am - 2.00 pm and 5.00 pm - 10.00 pm on 1 June 2021. The price has increased with approx. 60% during these hours in comparison with the previous day, making it much more expensive to run air-conditions and other electrical appliances.