Monthly market report
Sweden Sundsvall SE2 — June 2025
Day-ahead auction, 720 settlement periods, computed from the same data the API serves.
Average price
4.55 €/MWh
-9.27 vs previous month
Negative prices
114 hours
114 settlement periods below 0
Avg daily spread
20.34 €/MWh
the arbitrage opportunity, day by day
Volatility (σ)
12.76 €/MWh
Extremes
- Cheapest period
- -25.22 €/MWh Jun 21, 12:00 UTC
- Priciest period
- 109.01 €/MWh Jun 11, 05:00 UTC
Top spike days
- 2025-06-11max 109.01 €/MWh
- 2025-06-10max 99.01 €/MWh
- 2025-06-26max 49.33 €/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 SE2
- → 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.