The average price of electricity on Sunday will fall to €20.63 per megawatt-hour, the lowest for months, data from the Nord Pool stock exchange shows.
The cheapest price will be seen between 1 a.m. and 6 a.m. when it will fall below €10, between 3 a.m. and 5 a.m. it will be under €5.
The most expensive will be between 9 a.m. and 10 a.m. when it raises to €64.
On the same day last year, the average price was higher at €37.61.
Editor: Helen Wright