Monthly electricity market report · MIBEL

Iberian electricity market — March 2025

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

Average price

53.1 €

−51% vs February 2025

Average demand

27.5 GW

−2.9% vs February 2025

Renewables

63%

−5 pp YoY · CO₂-free 84%

Negative periods

192

YoY

Day-ahead market price

The day-ahead market averaged 53.1 €/MWh, −51% versus February 2025. In perspective it sits −16.1% against the 11-year March average (63.3 €/MWh): a somewhat cheap month. The year-on-year figure (+161.4% vs March 2024) is distorted by an anomalous base.

Hourly month heatmap

1
5
9
13
17
21
25
29
00
02
04
06
08
10
12
14
16
18
20
22
Hour ↑ · Day of month → -5 €/MWh · 197 €/MWh
-5 €/MWh
197 €/MWh

Daily average price comparison

075150
Day of month · €/MWh

Demand

Peninsular demand averaged 27.5 GW, −2.9% on February 2025 and +6.3% YoY, peaking at 36.5 GW.

02040
Hour · GW

Generation mix

On about 23.1 TWh scheduled (P48), renewables made up 63% and CO₂-free generation 84%.

Generation mix

Eólica29.5%
Eólica
Nuclear
Hidráulica
Solar fotovoltaica
Ciclo combinado
Cogeneración
Wind
29.5% +11%
Nuclear
21.0% +39%
Hydro
18.6% −13%
Solar PV
13.3% +1%
CCGT
8.0% +22%
Cogeneration
5.1% −2%
Other renewables
1.3% −5%
Pumped-storage
1.2% −33%
Coal
0.8% −11%
Solar thermal
0.8% +2%
Other
0.4%
Fuel / gas
0.0%

Historical context

27
14
43
15
28
16
43
17
40
18
49
19
28
20
45
21
283
22
90
23
20
24
53
25
42
26

March · €/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.

© datons · Iberian electricity market — March 2025 · ESIOS (Red Eléctrica) · OMIE

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