The average cost of electricity for households with a regulated or indexed tariff in the free market will be 141.83 euros/MWh this Monday, May 18, 2026, according to data published by Red Eléctrica. This price represents an increase of 47.13% compared to to the registered this Sundaywhich reached €96.40/MWh, which implies an increase of €45.43.
It is important to highlight that this figure corresponds to the Voluntary Price for Small Consumers (PVPC), which is different from the value established by the Operator of the Iberian Energy Market (OMIE).
The price of electricity on Monday, May 18, skyrockets and up to 7 strips already exceed 100 euros
The price of electricity on Sunday, May 17 in the PVPC rises with 12 sections above 100 euros
Although the OMIE sets the price in the wholesale market, the PVPC, applied to those who have a regulated or indexed tariff, also includes other concepts such as access tolls, system charges and electrical adjustment costs, which usually increases the final amount.
What time is electricity cheaper today, Monday, May 18?
The cheapest time for electricity consumption will be between 5:00 p.m. and 6:00 p.m., the price will be 58.57 euros/MWh. The following sections highlighted for their low cost will be between 4:00 p.m. and 5:00 p.m., with a price of €59.04/MWh.
What time is electricity most expensive today, Monday, May 18?
The most expensive hour will be between 9:00 p.m. and 10:00 p.m., with a price of 267.14 euros/MWh. It is also advisable to avoid other periods such as those between 8:00 p.m. and 9:00 p.m., where the cost will be €241.70/MWh.
Hourly electricity price, Monday, May 18 (PVPC)
The Voluntary Price for Small Consumers (PVPC) changes every hour, so it is advisable to follow its evolution in order to save on the electricity bill. This is how the amounts will be this Monday, Monday, May 18 for those who have contracted the regulated rate or one indexed in the free market:
- 00:00 to 01:00: 136.89 euros/MWh
- 01:00 to 02:00: 133.19 euros/MWh
- 02:00 to 03:00: 131.96 euros/MWh
- 03:00 to 04:00: 129.82 euros/MWh
- 04:00 to 05:00: 131.05 euros/MWh
- 05:00 to 06:00: 136.56 euros/MWh
- 06:00 to 07:00: 143.89 euros/MWh
- 07:00 to 08:00: 154.76 euros/MWh
- 08:00 to 09:00: 169.62 euros/MWh
- 09:00 to 10:00: 128.18 euros/MWh
- 10:00 to 11:00: 150.94 euros/MWh
- 11:00 to 12:00: 134.22 euros/MWh
- 12:00 to 13:00: 132.03 euros/MWh
- 1:00 p.m. to 2:00 p.m.: 129.90 euros/MWh
- 2:00 p.m. to 3:00 p.m.: 60.46 euros/MWh
- 15:00 to 16:00: 60.12 euros/MWh
- 16:00 to 17:00: 59.04 euros/MWh
- 17:00 to 18:00: 58.57 euros/MWh
- 18:00 to 19:00: 142.45 euros/MWh
- 19:00 to 20:00: 196.85 euros/MWh
- 20:00 to 21:00: 241.70 euros/MWh
- 21:00 to 22:00: 267.14 euros/MWh
- 22:00 to 23:00: 198.29 euros/MWh
- 23:00 to 24:00: 176.29 euros/MWh