UK electricity in May 2020
Day by day: how Great Britain made its electricity in May 2020.
In May 2020, gas made 28% of Britain's electricity, then nuclear (21%). Renewables made 40%, against 27% a year earlier; average carbon intensity 136 g/kWh.
Electricity generated each day, May 2020
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
May 2020 in total
| Source | Electricity | Share |
|---|---|---|
| Gas | 5,493 GWh | 27.8% |
| Nuclear | 4,121 GWh | 20.8% |
| Wind | 4,015 GWh | 20.3% |
| Imports | 2,150 GWh | 10.9% |
| Solar | 1,978 GWh | 10.0% |
| Biomass | 1,622 GWh | 8.2% |
| Hydro | 220 GWh | 1.1% |
| Other | 110 GWh | 0.6% |
| Pumped storage | 84.1 GWh | 0.4% |
| Renewable (wind, solar, hydro, biomass) | 39.6% | |
| Low carbon (renewable plus nuclear) | 60.4% |
Standout days
- Windiest day296.8 GWh of windSat, 23 May 2020
- Highest wind share46.0%Sat, 23 May 2020
- Sunniest day80.8 GWh of solarFri, 29 May 2020
- Cleanest day73 g/kWh averageSat, 23 May 2020
- Dirtiest day196 g/kWh averageSun, 3 May 2020
Every day
| Day | Total | Wind | Gas | Nuclear | Solar | Carbon |
|---|---|---|---|---|---|---|
| Fri 1 May | 666 GWh | 22% | 27% | 21% | 8% | 131 g |
| Sat 2 May | 631 GWh | 16% | 30% | 22% | 10% | 143 g |
| Sun 3 May | 621 GWh | 4% | 42% | 22% | 5% | 196 g |
| Mon 4 May | 651 GWh | 13% | 29% | 22% | 8% | 153 g |
| Tue 5 May | 664 GWh | 23% | 20% | 22% | 10% | 107 g |
| Wed 6 May | 657 GWh | 8% | 30% | 22% | 12% | 155 g |
| Thu 7 May | 655 GWh | 7% | 36% | 21% | 10% | 177 g |
| Fri 8 May | 600 GWh | 5% | 40% | 22% | 10% | 190 g |
| Sat 9 May | 579 GWh | 9% | 35% | 22% | 11% | 170 g |
| Sun 10 May | 609 GWh | 45% | 17% | 21% | 5% | 84 g |
| Mon 11 May | 684 GWh | 38% | 22% | 19% | 9% | 99 g |
| Tue 12 May | 685 GWh | 22% | 29% | 19% | 8% | 142 g |
| Wed 13 May | 682 GWh | 21% | 31% | 20% | 8% | 143 g |
| Thu 14 May | 688 GWh | 19% | 30% | 20% | 10% | 144 g |
| Fri 15 May | 664 GWh | 19% | 28% | 21% | 10% | 139 g |
| Sat 16 May | 606 GWh | 22% | 24% | 23% | 9% | 123 g |
| Sun 17 May | 592 GWh | 24% | 23% | 23% | 10% | 118 g |
| Mon 18 May | 658 GWh | 28% | 23% | 21% | 9% | 111 g |
| Tue 19 May | 648 GWh | 15% | 29% | 21% | 9% | 146 g |
| Wed 20 May | 650 GWh | 12% | 30% | 21% | 12% | 155 g |
| Thu 21 May | 652 GWh | 15% | 31% | 21% | 11% | 148 g |
| Fri 22 May | 670 GWh | 42% | 20% | 21% | 10% | 86 g |
| Sat 23 May | 645 GWh | 46% | 17% | 21% | 10% | 73 g |
| Sun 24 May | 619 GWh | 38% | 16% | 22% | 10% | 77 g |
| Mon 25 May | 598 GWh | 19% | 27% | 21% | 13% | 138 g |
| Tue 26 May | 641 GWh | 11% | 34% | 19% | 11% | 164 g |
| Wed 27 May | 642 GWh | 5% | 41% | 19% | 10% | 194 g |
| Thu 28 May | 637 GWh | 12% | 30% | 19% | 12% | 154 g |
| Fri 29 May | 628 GWh | 15% | 26% | 19% | 13% | 138 g |
| Sat 30 May | 591 GWh | 26% | 20% | 19% | 14% | 110 g |
| Sun 31 May | 580 GWh | 26% | 22% | 19% | 13% | 115 g |