Monthly electricity market report · MIBEL

Iberian electricity market — June 2025

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

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Average price

72.6 €

▲ +328.8% vs May 2025

Average demand

28.3 GW

▲ +16.7% vs May 2025

Renewables

55%

▼ −6 pp YoY · CO₂-free 73%

Negative periods

220

▲ +358% YoY

Day-ahead market price

The day-ahead market averaged 72.6 €/MWh, +328.8% versus May 2025. In perspective it sits +9% against the 11-year June average (66.6 €/MWh): a broadly normal month. The year-on-year figure (+29.5% vs June 2024) is distorted by an anomalous base.

Hourly month heatmap

Hour ↑ · Day of month → -6 €/MWh · 210 €/MWh

-6 €/MWh

210 €/MWh

Daily average price comparison

Day of month · €/MWh

Demand

Peninsular demand averaged 28.3 GW, +16.7% on May 2025 and +11.2% YoY, peaking at 37.7 GW.

Hour · GW

Generation mix

On about 22.4 TWh scheduled (P48), renewables made up 55% and CO₂-free generation 73%.

Generation mix

Solar fotovoltaica

Nuclear

Ciclo combinado

Eólica

Hidráulica

Cogeneración

Solar térmica

Solar PV

26.9% +25%

Nuclear

18.3% −6%

CCGT

17.5% +156%

Wind

13.4% −29%

Hydro

10.9% −3%

Cogeneration

6.3% −5%

Solar thermal

2.6% +5%

Pumped-storage

1.8% −2%

Other renewables

1.4% −3%

Coal

0.7% −19%

Other

0.4%

Fuel / gas

0.0%

Historical context

170

June · €/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.