Monthly market report
Germany-Luxembourg DE-LU — September 2025
Day-ahead auction, 2,880 settlement periods, computed from the same data the API serves.
Average price
84.78 €/MWh
+6.4 vs previous month
Negative prices
69.3 hours
229 settlement periods below 0
Avg daily spread
238.8 €/MWh
the arbitrage opportunity, day by day
Volatility (σ)
60 €/MWh
Extremes
- Cheapest period
- -53.4 €/MWh Sep 7, 11:00 UTC
- Priciest period
- 667.03 €/MWh Sep 9, 17:30 UTC
Top spike days
- 2025-09-09max 667.03 €/MWh
- 2025-09-30max 499 €/MWh
- 2025-09-29max 488.84 €/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 DE-LU
- → 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.