Monthly market report
Czechia CZ — June 2025
Day-ahead auction, 720 settlement periods, computed from the same data the API serves.
Average price
77.1 €/MWh
+3.97 vs previous month
Negative prices
69 hours
69 settlement periods below 0
Avg daily spread
175.7 €/MWh
the arbitrage opportunity, day by day
Volatility (σ)
54.03 €/MWh
Extremes
- Cheapest period
- -91.87 €/MWh Jun 22, 11:00 UTC
- Priciest period
- 283.1 €/MWh Jun 30, 18:00 UTC
Top spike days
- 2025-06-30max 283.1 €/MWh
- 2025-06-02max 273.75 €/MWh
- 2025-06-23max 250 €/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.