Monthly market report
Portugal PT — July 2026
Day-ahead auction, 2,976 settlement periods, computed from the same data the API serves.
Average price
107.11 €/MWh
+36.8 vs previous month
Negative prices
48.5 hours
194 settlement periods below 0
Avg daily spread
151.04 €/MWh
the arbitrage opportunity, day by day
Volatility (σ)
62.04 €/MWh
Extremes
- Cheapest period
- -2 €/MWh Jul 25, 09:45 UTC
- Priciest period
- 290 €/MWh Jul 23, 19:45 UTC
Top spike days
- 2026-07-23max 290 €/MWh
- 2026-07-22max 287.9 €/MWh
- 2026-07-27max 250 €/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 PT
- → 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.