Monthly market report
Spain ES — March 2025
Day-ahead auction, 744 settlement periods, computed from the same data the API serves.
Average price
53.1 €/MWh
-55.16 vs previous month
Negative prices
48 hours
48 settlement periods below 0
Avg daily spread
102.98 €/MWh
the arbitrage opportunity, day by day
Volatility (σ)
44.04 €/MWh
Extremes
- Cheapest period
- -5.21 €/MWh Mar 30, 13:00 UTC
- Priciest period
- 197.25 €/MWh Mar 31, 19:00 UTC
Top spike days
- 2025-03-31max 197.25 €/MWh
- 2025-03-24max 179.1 €/MWh
- 2025-03-12max 176.69 €/MWh
Work with this data
- → Full 15-minute history via API (2015 onwards)
- → Battery arbitrage backtest against this month's prices
- → Live forecast accuracy for ES
- → Embed the live price chart on your site — free
Data source: ENTSO-E Transparency Platform (transparency.entsoe.eu). Data source: SMARD.de, Bundesnetzagentur | CC BY 4.0. Derived statistics are Voltcast own-IP output.