Monthly market report
Norway Tromsø NO4 — May 2025
Day-ahead auction, 2,832 settlement periods, computed from the same data the API serves.
Average price
7 €/MWh
+5.05 vs previous month
Negative prices
24 hours
96 settlement periods below 0
Avg daily spread
18.14 €/MWh
the arbitrage opportunity, day by day
Volatility (σ)
15.91 €/MWh
Extremes
- Cheapest period
- -15 €/MWh May 30, 22:00 UTC
- Priciest period
- 143.95 €/MWh May 7, 05:00 UTC
Top spike days
- 2025-05-07max 143.95 €/MWh
- 2025-05-08max 100.01 €/MWh
- 2025-05-09max 65.97 €/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.