Monthly market report
Czechia CZ — December 2025
Day-ahead auction, 2,976 settlement periods, computed from the same data the API serves.
Average price
107.04 €/MWh
-4.49 vs previous month
Negative prices
0 hours
0 settlement periods below 0
Avg daily spread
83.92 €/MWh
the arbitrage opportunity, day by day
Volatility (σ)
28.71 €/MWh
Extremes
- Cheapest period
- 44.96 €/MWh Dec 8, 01:45 UTC
- Priciest period
- 366.63 €/MWh Dec 3, 15:45 UTC
Top spike days
- 2025-12-03max 366.63 €/MWh
- 2025-12-01max 213.05 €/MWh
- 2025-12-02max 200.57 €/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 CZ
- → 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.