Monthly market report
Great Britain GB — March 2026
Day-ahead auction, 1,488 settlement periods, computed from the same data the API serves.
Average price
95.53 €/MWh
+15.81 vs previous month
Negative prices
19.5 hours
39 settlement periods below 0
Avg daily spread
88.78 €/MWh
the arbitrage opportunity, day by day
Volatility (σ)
40.64 €/MWh
Extremes
- Cheapest period
- -24.93 €/MWh Mar 15, 11:00 UTC
- Priciest period
- 173.34 €/MWh Mar 9, 18:30 UTC
Top spike days
- 2026-03-09max 173.34 €/MWh
- 2026-03-22max 172.97 €/MWh
- 2026-03-19max 169.13 €/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.