Monthly market report
Ireland (SEM) IE-SEM — January 2026
Day-ahead auction, 744 settlement periods, computed from the same data the API serves.
Average price
126.95 €/MWh
+18.48 vs previous month
Negative prices
0 hours
0 settlement periods below 0
Avg daily spread
97.36 €/MWh
the arbitrage opportunity, day by day
Volatility (σ)
38.63 €/MWh
Extremes
- Cheapest period
- 48.39 €/MWh Jan 12, 03:00 UTC
- Priciest period
- 287.39 €/MWh Jan 8, 11:00 UTC
Top spike days
- 2026-01-08max 287.39 €/MWh
- 2026-01-05max 272.01 €/MWh
- 2026-01-19max 260.92 €/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.