Monthly market report
Ireland (SEM) IE-SEM — October 2021
Day-ahead auction, 719 settlement periods, computed from the same data the API serves.
Average price
217.62 €/MWh
+22.05 vs previous month
Negative prices
0 hours
0 settlement periods below 0
Avg daily spread
179.81 €/MWh
the arbitrage opportunity, day by day
Volatility (σ)
61.84 €/MWh
Extremes
- Cheapest period
- 45.11 €/MWh Oct 1, 03:00 UTC
- Priciest period
- 495.43 €/MWh Oct 12, 17:00 UTC
Top spike days
- 2021-10-12max 495.43 €/MWh
- 2021-10-15max 486.68 €/MWh
- 2021-10-04max 434.09 €/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.