Today · Great Britain
Cleanest time.
Choose your duration.
Monday 9 November
Cleanest 2-hour window
22:00–00:00
Average forecast 216 gCO₂/kWh
Signal Lower carbon
Updated UK time
How this is calculated
Checks every remaining consecutive half-hour period in the official Great Britain forecast for the lowest average carbon intensity.
Source: NESO Carbon Intensity API ↗