Average grid demand for this UK day.
On 3 January 2026, Britain’s electricity grid averaged 37.94 GW of grid demand, with renewables averaging 68.6% of tracked domestic generation and carbon intensity averaging 87 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.
Average grid demand for this UK day.
Highest 15-minute grid demand period.
Average carbon intensity where available.
Average renewable share of tracked generation.
Live Grid Data UK
On 3 January 2026, Britain’s electricity grid averaged 37.94 GW of grid demand, with renewables averaging 68.6% of tracked domestic generation and carbon intensity averaging 87 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.
Daily insight
On 3 January 2026, Britain’s electricity grid averaged 37.94 GW of grid demand, with renewables averaging 68.6% of tracked domestic generation and carbon intensity averaging 87 gCO₂/kWh.
The highest demand period was 46.01 GW at 17:45, while the lowest carbon intensity period was 58 gCO₂/kWh at 06:00.
Daily chart
Generation mix