Monthly electricity market report · MIBEL

Iberian electricity market — June 2021

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

Average price

83.3 €

+24.1% vs May 2021

Average demand

27.4 GW

+5.6% vs May 2021

Renewables

48%

+3 pp YoY · CO₂-free 68%

Negative periods

0

YoY

Day-ahead market price

The day-ahead market averaged 83.3 €/MWh, +24.1% versus May 2021. In perspective it sits +76.1% against the 7-year June average (47.3 €/MWh): a somewhat expensive month. The year-on-year figure (+172% vs June 2020) 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 → 4 €/MWh · 106 €/MWh
4 €/MWh
106 €/MWh

Daily average price comparison

050100
Day of month · €/MWh

Demand

Peninsular demand averaged 27.4 GW, +5.6% on May 2021 and +6.8% YoY, peaking at 34.8 GW.

02040
Hour · GW

Generation mix

On about 18.7 TWh scheduled (P48), renewables made up 48% and CO₂-free generation 68%.

Generation mix

Nuclear19.8%
Nuclear
Eólica
Ciclo combinado
Solar fotovoltaica
Cogeneración
Hidráulica
Solar térmica
Carbón
Nuclear
19.8% +1%
Wind
19.0% +11%
CCGT
17.2% −11%
Solar PV
12.1% +31%
Cogeneration
11.9% +0%
Hydro
11.5% −1%
Solar thermal
3.7% −10%
Coal
2.3% +12%
Other renewables
1.9% −7%
Pumped-storage
0.6% −30%
Fuel / gas
0.0%
Other
0.0%

Historical context

51
14
55
15
39
16
50
17
58
18
47
19
31
20
83
21
170
22
93
23
56
24
73
25
64
26

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.

© datons · Iberian electricity market — June 2021 · ESIOS (Red Eléctrica) · OMIE

Subscribe to our newsletter

Get weekly insights on data, automation, and AI.

© 2026 Datons. All rights reserved.