Monthly market report
Great Britain GB — March 2025
Day-ahead auction, 1,488 settlement periods, computed from the same data the API serves.
Average price
89.72 €/MWh
-12.92 vs previous month
Negative prices
12.5 hours
25 settlement periods below 0
Avg daily spread
69.62 €/MWh
the arbitrage opportunity, day by day
Volatility (σ)
26.96 €/MWh
Extremes
- Cheapest period
- -17.18 €/MWh Mar 29, 13:30 UTC
- Priciest period
- 178.7 €/MWh Mar 19, 19:00 UTC
Top spike days
- 2025-03-19max 178.7 €/MWh
- 2025-03-12max 145.26 €/MWh
- 2025-03-31max 144.01 €/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 GB
- → 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.