UK electricity in June 2025
Day by day: how Great Britain made its electricity in June 2025.
In June 2025, wind made 31% of Britain's electricity, then gas (18%). Renewables made 51%, against 41% a year earlier; average carbon intensity 92 g/kWh.
Electricity generated each day, June 2025
GWh a day
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the numbers
- Nuclear
- Gas
- Hydro
- Imports
- Biomass
- Pumped storage
- Wind
- Solar
- Other
Share of electricity, by source
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the numbers
Carbon intensity
g CO₂ per kWh, daily average
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the numbers
June 2025 in total
| Source | Electricity | Share |
|---|---|---|
| Wind | 6,856 GWh | 31.3% |
| Gas | 3,859 GWh | 17.6% |
| Imports | 3,257 GWh | 14.9% |
| Nuclear | 3,195 GWh | 14.6% |
| Solar | 2,591 GWh | 11.8% |
| Biomass | 1,480 GWh | 6.8% |
| Other | 420 GWh | 1.9% |
| Hydro | 163 GWh | 0.7% |
| Pumped storage | 64.4 GWh | 0.3% |
| Renewable (wind, solar, hydro, biomass) | 50.7% | |
| Low carbon (renewable plus nuclear) | 65.3% |
Standout days
- Windiest day427.7 GWh of windTue, 3 June 2025
- Highest wind share54.3%Tue, 3 June 2025
- Sunniest day115.2 GWh of solarThu, 19 June 2025
- Cleanest day55 g/kWh averageSun, 22 June 2025
- Dirtiest day153 g/kWh averageWed, 25 June 2025
Every day
| Day | Total | Wind | Gas | Nuclear | Solar | Carbon |
|---|---|---|---|---|---|---|
| Sun 1 Jun | 683 GWh | 45% | 11% | 17% | 13% | 57 g |
| Mon 2 Jun | 736 GWh | 33% | 15% | 16% | 14% | 76 g |
| Tue 3 Jun | 788 GWh | 54% | 12% | 15% | 9% | 58 g |
| Wed 4 Jun | 774 GWh | 40% | 17% | 13% | 12% | 78 g |
| Thu 5 Jun | 753 GWh | 33% | 17% | 14% | 7% | 88 g |
| Fri 6 Jun | 711 GWh | 23% | 16% | 15% | 12% | 92 g |
| Sat 7 Jun | 639 GWh | 16% | 23% | 16% | 9% | 119 g |
| Sun 8 Jun | 672 GWh | 34% | 14% | 15% | 12% | 71 g |
| Mon 9 Jun | 705 GWh | 26% | 21% | 15% | 9% | 105 g |
| Tue 10 Jun | 746 GWh | 31% | 18% | 14% | 12% | 93 g |
| Wed 11 Jun | 727 GWh | 19% | 25% | 12% | 14% | 131 g |
| Thu 12 Jun | 777 GWh | 44% | 16% | 10% | 9% | 83 g |
| Fri 13 Jun | 738 GWh | 24% | 22% | 10% | 14% | 116 g |
| Sat 14 Jun | 663 GWh | 30% | 12% | 14% | 13% | 75 g |
| Sun 15 Jun | 649 GWh | 28% | 15% | 15% | 14% | 82 g |
| Mon 16 Jun | 720 GWh | 26% | 17% | 14% | 14% | 92 g |
| Tue 17 Jun | 768 GWh | 27% | 17% | 15% | 13% | 95 g |
| Wed 18 Jun | 748 GWh | 14% | 26% | 15% | 14% | 132 g |
| Thu 19 Jun | 742 GWh | 10% | 28% | 15% | 16% | 142 g |
| Fri 20 Jun | 750 GWh | 21% | 22% | 15% | 13% | 112 g |
| Sat 21 Jun | 696 GWh | 28% | 16% | 16% | 11% | 86 g |
| Sun 22 Jun | 703 GWh | 47% | 10% | 16% | 11% | 55 g |
| Mon 23 Jun | 781 GWh | 51% | 11% | 15% | 12% | 57 g |
| Tue 24 Jun | 766 GWh | 44% | 9% | 15% | 9% | 55 g |
| Wed 25 Jun | 758 GWh | 14% | 32% | 15% | 10% | 153 g |
| Thu 26 Jun | 767 GWh | 38% | 15% | 15% | 12% | 80 g |
| Fri 27 Jun | 745 GWh | 42% | 13% | 15% | 12% | 73 g |
| Sat 28 Jun | 745 GWh | 48% | 13% | 15% | 12% | 65 g |
| Sun 29 Jun | 656 GWh | 20% | 20% | 17% | 12% | 101 g |
| Mon 30 Jun | 782 GWh | 24% | 26% | 13% | 14% | 132 g |