Monthly electricity market report · MIBEL

Iberian electricity market — December 2020

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

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Average price

42.0 €

▲ +0.1% vs November 2020

Average demand

28.6 GW

▲ +4.3% vs November 2020

Renewables

53%

▲ +1 pp YoY · CO₂-free 76%

Negative periods

YoY

Day-ahead market price

The day-ahead market averaged 42.0 €/MWh, +0.1% versus November 2020. In perspective it sits −19.9% against the 6-year December average (52.4 €/MWh): a somewhat cheap month. The year-on-year figure (+24.2% vs December 2019) is distorted by an anomalous base.

Hourly month heatmap

Hour ↑ · Day of month → 2 €/MWh · 69 €/MWh

2 €/MWh

69 €/MWh

Daily average price comparison

Day of month · €/MWh

Demand

Peninsular demand averaged 28.6 GW, +4.3% on November 2020 and +2.7% YoY, peaking at 37.8 GW.

Hour · GW

Generation mix

On about 22.7 TWh scheduled (P48), renewables made up 53% and CO₂-free generation 76%.

Generation mix

Eólica

Nuclear

Hidráulica

Ciclo combinado

Cogeneración

Solar fotovoltaica

Wind

33.2% +37%

Nuclear

23.2% +21%

Hydro

14.0% −31%

CCGT

11.3% −6%

Cogeneration

10.4% +1%

Solar PV

3.3% +48%

Other renewables

1.9% +45%

Pumped-storage

1.3% −7%

Coal

1.0% −43%

Solar thermal

0.4% +7%

Other

0.0%

Fuel / gas

0.0%

Historical context

239

111

December · €/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.