Monthly electricity market report · MIBEL

Iberian electricity market — April 2026

Day-ahead price, demand and generation mix · ESIOS and OMIE data

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Average price

42.4 €

▲ +1.6% vs March 2026

Average demand

26.5 GW

▼ −6.9% vs March 2026

Renewables

61%

▼ −6 pp YoY · CO₂-free 80%

Negative periods

525

▲ +12% YoY

Day-ahead market price

The day-ahead market averaged 42.4 €/MWh, +1.6% versus March 2026. In perspective it sits −18.1% against the 12-year April average (51.8 €/MWh): a somewhat cheap month. The year-on-year figure (+58.3% vs April 2025) is distorted by an anomalous base.

Hourly month heatmap

Hour ↑ · Day of month → -8 €/MWh · 136 €/MWh

-8 €/MWh

136 €/MWh

Daily average price comparison

Day of month · €/MWh

Demand

Peninsular demand averaged 26.5 GW, −6.9% on March 2026 and +9.9% YoY, peaking at 33.1 GW.

Hour · GW

Generation mix

On about 20.3 TWh scheduled (P48), renewables made up 61% and CO₂-free generation 80%.

Generation mix

Solar fotovoltaica

Eólica

Nuclear

Hidráulica

Ciclo combinado

Cogeneración

Turbinación bombeo

Solar térmica

Solar PV

25.3% +29%

Wind

19.2% −7%

Nuclear

19.1% +32%

Hydro

13.1% −33%

CCGT

10.9% +31%

Cogeneration

4.7% −16%

Pumped-storage

2.5% +50%

Solar thermal

2.0% +31%

Other renewables

1.4% −3%

Fuel / gas

1.0%

Other

0.8% +146%

Coal

0.0% −100%

Historical context

192

April · €/MWh

Methodology

Price: ESIOS indicator 600 (Spain). Demand: ESIOS indicator 1293 (peninsular). Mix: P48 schedule by technology (REE/ESIOS), best estimate at month close — metered generation is published later; the check against the most recent metered month shows differences below 1%. Peninsular scope, full calendar month.