Monthly market report
Ireland (SEM) IE-SEM — September 2024
Day-ahead auction, 720 settlement periods, computed from the same data the API serves.
Average price
112.72 €/MWh
+12.27 vs previous month
Negative prices
2 hours
2 settlement periods below 0
Avg daily spread
94.97 €/MWh
the arbitrage opportunity, day by day
Volatility (σ)
35.4 €/MWh
Extremes
- Cheapest period
- -3.51 €/MWh Sep 27, 03:00 UTC
- Priciest period
- 263 €/MWh Sep 12, 07:00 UTC
Top spike days
- 2024-09-12max 263 €/MWh
- 2024-09-17max 225.5 €/MWh
- 2024-09-18max 215 €/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 IE-SEM
- → 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.