Monthly market report
Czechia CZ — October 2025
Day-ahead auction, 2,976 settlement periods, computed from the same data the API serves.
Average price
95.65 €/MWh
+3.51 vs previous month
Negative prices
8 hours
32 settlement periods below 0
Avg daily spread
169.87 €/MWh
the arbitrage opportunity, day by day
Volatility (σ)
50.77 €/MWh
Extremes
- Cheapest period
- -3.16 €/MWh Oct 5, 15:00 UTC
- Priciest period
- 507.15 €/MWh Oct 14, 16:45 UTC
Top spike days
- 2025-10-14max 507.15 €/MWh
- 2025-10-01max 407.53 €/MWh
- 2025-10-13max 382.74 €/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.