Monthly market report
Norway Tromsø NO4 — July 2025
Day-ahead auction, 2,976 settlement periods, computed from the same data the API serves.
Average price
2.55 €/MWh
-1.11 vs previous month
Negative prices
1 hours
4 settlement periods below 0
Avg daily spread
3.46 €/MWh
the arbitrage opportunity, day by day
Volatility (σ)
1.36 €/MWh
Extremes
- Cheapest period
- -0.03 €/MWh Jul 4, 01:00 UTC
- Priciest period
- 10.49 €/MWh Jul 15, 21:00 UTC
Top spike days
- 2025-07-15max 10.49 €/MWh
- 2025-07-04max 7.99 €/MWh
- 2025-07-09max 7.54 €/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 NO4
- → 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.