UK electricity in April 2025
Day by day: how Great Britain made its electricity in April 2025.
In April 2025, gas made 26% of Britain's electricity, then wind (22%). Renewables made 41%, against 49% a year earlier; average carbon intensity 128 g/kWh.
Electricity generated each day, April 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
April 2025 in total
| Source | Electricity | Share |
|---|---|---|
| Gas | 5,707 GWh | 25.9% |
| Wind | 4,902 GWh | 22.3% |
| Imports | 4,011 GWh | 18.2% |
| Nuclear | 2,875 GWh | 13.1% |
| Solar | 2,391 GWh | 10.9% |
| Biomass | 1,598 GWh | 7.3% |
| Other | 319 GWh | 1.5% |
| Hydro | 130 GWh | 0.6% |
| Pumped storage | 61.0 GWh | 0.3% |
| Renewable (wind, solar, hydro, biomass) | 41.0% | |
| Low carbon (renewable plus nuclear) | 54.1% |
Standout days
- Windiest day362.0 GWh of windWed, 16 April 2025
- Highest wind share43.9%Wed, 16 April 2025
- Sunniest day108.4 GWh of solarWed, 30 April 2025
- Cleanest day59 g/kWh averageSat, 5 April 2025
- Dirtiest day204 g/kWh averageTue, 8 April 2025
Every day
| Day | Total | Wind | Gas | Nuclear | Solar | Carbon |
|---|---|---|---|---|---|---|
| Tue 1 Apr | 776 GWh | 31% | 18% | 12% | 13% | 103 g |
| Wed 2 Apr | 790 GWh | 42% | 10% | 12% | 13% | 61 g |
| Thu 3 Apr | 780 GWh | 39% | 14% | 13% | 11% | 76 g |
| Fri 4 Apr | 771 GWh | 39% | 12% | 13% | 11% | 72 g |
| Sat 5 Apr | 714 GWh | 38% | 9% | 15% | 14% | 59 g |
| Sun 6 Apr | 699 GWh | 27% | 16% | 16% | 15% | 86 g |
| Mon 7 Apr | 760 GWh | 8% | 37% | 14% | 13% | 175 g |
| Tue 8 Apr | 779 GWh | 4% | 45% | 14% | 12% | 204 g |
| Wed 9 Apr | 777 GWh | 12% | 36% | 14% | 11% | 173 g |
| Thu 10 Apr | 767 GWh | 15% | 30% | 14% | 12% | 150 g |
| Fri 11 Apr | 749 GWh | 14% | 28% | 14% | 13% | 138 g |
| Sat 12 Apr | 673 GWh | 22% | 17% | 16% | 11% | 99 g |
| Sun 13 Apr | 668 GWh | 28% | 14% | 16% | 9% | 79 g |
| Mon 14 Apr | 769 GWh | 30% | 19% | 14% | 8% | 100 g |
| Tue 15 Apr | 740 GWh | 14% | 34% | 14% | 4% | 157 g |
| Wed 16 Apr | 824 GWh | 44% | 14% | 13% | 9% | 70 g |
| Thu 17 Apr | 751 GWh | 16% | 30% | 13% | 11% | 141 g |
| Fri 18 Apr | 691 GWh | 32% | 15% | 13% | 6% | 96 g |
| Sat 19 Apr | 699 GWh | 40% | 13% | 13% | 9% | 70 g |
| Sun 20 Apr | 641 GWh | 14% | 26% | 14% | 13% | 132 g |
| Mon 21 Apr | 669 GWh | 15% | 37% | 14% | 6% | 169 g |
| Tue 22 Apr | 739 GWh | 13% | 38% | 11% | 11% | 177 g |
| Wed 23 Apr | 771 GWh | 13% | 44% | 10% | 7% | 194 g |
| Thu 24 Apr | 742 GWh | 14% | 39% | 11% | 10% | 178 g |
| Fri 25 Apr | 742 GWh | 19% | 34% | 11% | 9% | 159 g |
| Sat 26 Apr | 659 GWh | 19% | 25% | 13% | 9% | 131 g |
| Sun 27 Apr | 671 GWh | 30% | 15% | 13% | 14% | 82 g |
| Mon 28 Apr | 735 GWh | 16% | 30% | 11% | 13% | 144 g |
| Tue 29 Apr | 723 GWh | 8% | 38% | 11% | 15% | 180 g |
| Wed 30 Apr | 728 GWh | 8% | 37% | 10% | 15% | 176 g |