Monthly market report
Czechia CZ — May 2025
Day-ahead auction, 744 settlement periods, computed from the same data the API serves.
Average price
73.13 €/MWh
-6.51 vs previous month
Negative prices
81 hours
81 settlement periods below 0
Avg daily spread
164.21 €/MWh
the arbitrage opportunity, day by day
Volatility (σ)
54.19 €/MWh
Extremes
- Cheapest period
- -224.49 €/MWh May 11, 11:00 UTC
- Priciest period
- 257.56 €/MWh May 13, 18:00 UTC
Top spike days
- 2025-05-13max 257.56 €/MWh
- 2025-05-19max 231.01 €/MWh
- 2025-05-26max 212.9 €/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.