Monthly market report
Bulgaria BG — May 2025
Day-ahead auction, 744 settlement periods, computed from the same data the API serves.
Average price
85.35 €/MWh
+0.41 vs previous month
Negative prices
35 hours
35 settlement periods below 0
Avg daily spread
194.08 €/MWh
the arbitrage opportunity, day by day
Volatility (σ)
57.69 €/MWh
Extremes
- Cheapest period
- -100.63 €/MWh May 1, 12:00 UTC
- Priciest period
- 361.77 €/MWh May 12, 18:00 UTC
Top spike days
- 2025-05-12max 361.77 €/MWh
- 2025-05-21max 355 €/MWh
- 2025-05-14max 353.1 €/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 BG
- → 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.