Monthly market report
Great Britain GB — January 2025
Day-ahead auction, 1,488 settlement periods, computed from the same data the API serves.
Average price
114.09 €/MWh
+26.45 vs previous month
Negative prices
3 hours
6 settlement periods below 0
Avg daily spread
124.14 €/MWh
the arbitrage opportunity, day by day
Volatility (σ)
85.81 €/MWh
Extremes
- Cheapest period
- -14.33 €/MWh Jan 1, 09:00 UTC
- Priciest period
- 1352.9 €/MWh Jan 8, 16:30 UTC
Top spike days
- 2025-01-08max 1352.9 €/MWh
- 2025-01-22max 272.58 €/MWh
- 2025-01-20max 269.63 €/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.