Monthly electricity market report · MIBEL

Iberian electricity market — December 2023

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

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Average price

72.2 €

▲ +13.7% vs November 2023

Average demand

26.8 GW

▲ +2.8% vs November 2023

Renewables

57%

▲ +9 pp YoY · CO₂-free 80%

Negative periods

YoY

Day-ahead market price

The day-ahead market averaged 72.2 €/MWh, +13.7% versus November 2023. In perspective it sits −6.2% against the 9-year December average (76.9 €/MWh): a broadly normal month. The year-on-year figure (−25.6% vs December 2022) is distorted by an anomalous base.

Hourly month heatmap

Hour ↑ · Day of month → 0 €/MWh · 174 €/MWh

0 €/MWh

174 €/MWh

Daily average price comparison

Day of month · €/MWh

Demand

Peninsular demand averaged 26.8 GW, +2.8% on November 2023 and +3.3% YoY, peaking at 36.6 GW.

Hour · GW

Generation mix

On about 21.5 TWh scheduled (P48), renewables made up 57% and CO₂-free generation 80%.

Generation mix

Eólica

Nuclear

Hidráulica

Ciclo combinado

Solar fotovoltaica

Cogeneración

Wind

27.2% +3%

Nuclear

23.2% −3%

Hydro

19.2% +43%

CCGT

11.4% −36%

Solar PV

9.1% +66%

Cogeneration

5.5% +6%

Pumped-storage

1.7% −2%

Other renewables

1.3% −19%

Coal

1.0% −70%

Solar thermal

0.5% +54%

Fuel / gas

0.0%

Other

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.