The average price of light for this Sunday, August 3, 2025, within the wholesale market is lowering the 29.88 euros per Megavatio Hora (MWH), according to the data published by the Iberian energy market operator (OMIE). This assumes that electricity is paid on average 19.76% cheaper than the Saturday, in which its average cost is 37.24 euros.
If the evolution compared with respect to a year ago, the light has dropped considerably, since the light on August 3, 2024 was paid to 77.65 euros, 61.52% more expensive than this 2025.
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Price of the light tomorrow Monday, August 4, for hours: it shoots at almost 120% but there will be sections below 5 euros
Keep in mind that the amounts indicated correspond to prices in the wholesale market. To know the cost that electricity will have for consumers with regulated or indexed rate in the free market, we will have to wait to know the PVPC data that will be published lately from the day.
When is light cheaper this Sunday?
The cheapest time of light will be between 1:00 p.m. and 2:00 p.m., in which the price will fall to -5 euros. And this will not be the only time when electricity is in negative values, since it will make 8 hours below 0 euros.
When is electricity more expensive this Sunday?
The maximum electricity peak, on the contrary, will be reached from 10:00 p.m. to 11:00 p.m. when the cost will be 97.4 euros. It is also necessary to avoid the rest of the sections between the end of the afternoon and the night for being the most expensive of the day.
Price of light for hours, Sunday, August 3
Despite the drop in price and achieve many hours negative values, the difference between the different time slots is considerable. So if you want to save on the electrical bill, it should be reviewed what the price of the light will be on Sunday, August 3, which is shown in the following list:

- 00:00 to 01: 00: € 80.4/MWh
- 01:00 to 02: 00: € 69.26/MWh
- 02:00 to 03: 00: € 42.96/MWh
- 03:00 to 04: 00: € 37.38/MWh
- 04:00 to 05: 00: € 30.02/MWh
- 05:00 to 06: 00: € 30.2/MWh
- 06:00 to 07: 00: € 32.03/MWh
- 07:00 to 08: 00: € 26.28/MWh
- 08:00 to 09: 00: € 6.16/MWh
- 09:00 to 10: 00: € 0/MWh
- 10:00 to 11: 00: -0.01 €/MWh
- 11:00 to 12: 00: -2.1 €/MWh
- 12:00 to 13: 00: -3 €/MWh
- 13:00 to 14: 00: -5 €/MWh
- 14:00 to 15: 00: -4 €/MWh
- 15:00 to 16: 00: -4.98 €/MWh
- 16:00 to 17: 00: -1.49 €/MWh
- 17:00 to 18: 00: -0.01 €/MWh
- 18:00 to 19: 00: € 0.01/MWh
- 19:00 to 20: 00: € 27.08/MWh
- 20:00 to 21: 00: € 78.2/MWh
- 21:00 to 22: 00: € 96.13/MWh
- 22:00 to 23: 00: € 97.4/MWh
- 23:00 to 24: 00: € 85.09/MWh

