Monthly electricity market report · MIBEL

Iberian electricity market — September 2021

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

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Average price

156.1 €

▲ +47.4% vs August 2021

Average demand

27.5 GW

▼ −2.1% vs August 2021

Renewables

38%

▼ −1 pp YoY · CO₂-free 63%

Negative periods

YoY

Day-ahead market price

The day-ahead market averaged 156.1 €/MWh, +47.4% versus August 2021. In perspective it sits +204.4% against the 7-year September average (51.3 €/MWh): a somewhat expensive month. The year-on-year figure (+272.1% vs September 2020) is distorted by an anomalous base.

Hourly month heatmap

Hour ↑ · Day of month → 100 €/MWh · 221 €/MWh

100 €/MWh

221 €/MWh

Daily average price comparison

Day of month · €/MWh

Demand

Peninsular demand averaged 27.5 GW, −2.1% on August 2021 and +1.4% YoY, peaking at 35.1 GW.

Hour · GW

Generation mix

On about 19.3 TWh scheduled (P48), renewables made up 38% and CO₂-free generation 63%.

Generation mix

Nuclear

Ciclo combinado

Eólica

Cogeneración

Solar fotovoltaica

Hidráulica

Carbón

Solar térmica

Otras renovables

Nuclear

25.4% +0%

CCGT

22.3% −6%

Wind

16.5% −20%

Cogeneration

11.3% −6%

Solar PV

9.7% +30%

Hydro

7.2% −17%

Coal

2.5% +65%

Solar thermal

2.3% −4%

Other renewables

2.1% +0%

Pumped-storage

0.6% −44%

Other

0.0%

Fuel / gas

0.0%

Historical context

156

141

103

September · €/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.