When is electricity greenest in Belgium?
Renewable energy forecast · updated 2026-08-15 13:59 UTC
educk tracks how much of Belgium's electricity demand is met by wind and solar generation, using day-ahead forecasts from the ENTSO-E transparency platform. Use it to plan flexible energy use — charging an EV, running appliances or batteries — for when the grid is cleanest.
- Wind and solar are forecast to cover about 61% of Belgium's electricity demand around 14:00 UTC.
- Renewable output peaks around 14:00 UTC at roughly 61% of demand — the greenest time to use electricity today.
- The renewable share dips to about 7% around 04:00 UTC, when grid electricity is at its most carbon-intensive.
Hourly forecast for Belgium
| Time (UTC) | Renewable (MW) | Demand (MW) | Surplus (MW) | Share |
|---|---|---|---|---|
| Sat 14:00 | 5101 | 8366 | -3265 | 61% |
| Sat 15:00 | 4069 | 8243 | -4174 | 49% |
| Sat 16:00 | 3000 | 8565 | -5565 | 35% |
| Sat 17:00 | 2189 | 8714 | -6525 | 25% |
| Sat 18:00 | 1603 | 8649 | -7045 | 19% |
| Sat 19:00 | 1521 | 8664 | -7144 | 18% |
| Sat 20:00 | 1476 | 8549 | -7073 | 17% |
| Sat 21:00 | 1269 | 8117 | -6848 | 16% |
| Sat 22:00 | 1025 | 7628 | -6603 | 13% |
| Sat 23:00 | 855 | 7366 | -6511 | 12% |
| Sun 00:00 | 748 | 7083 | -6334 | 11% |
| Sun 01:00 | 681 | 6839 | -6158 | 10% |
| Sun 02:00 | 619 | 6868 | -6248 | 9% |
| Sun 03:00 | 547 | 6849 | -6302 | 8% |
| Sun 04:00 | 504 | 6933 | -6430 | 7% |
| Sun 05:00 | 867 | 7043 | -6176 | 12% |
| Sun 06:00 | 1728 | 7313 | -5585 | 24% |
| Sun 07:00 | 2712 | 7675 | -4963 | 35% |
| Sun 08:00 | 3894 | 8127 | -4232 | 48% |
| Sun 09:00 | 4710 | 8612 | -3902 | 55% |
| Sun 10:00 | 4864 | 8905 | -4041 | 55% |
| Sun 11:00 | 4709 | 9144 | -4435 | 51% |
| Sun 12:00 | 4510 | 8993 | -4483 | 50% |
| Sun 13:00 | 4345 | 8722 | -4377 | 50% |
| Sun 14:00 | 4016 | 8492 | -4475 | 47% |