When is electricity greenest in Belgium?
Renewable energy forecast · updated 2026-08-04 08:34 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 53% of Belgium's electricity demand around 09:00 UTC.
- Renewable output peaks around 11:00 UTC at roughly 59% of demand — the greenest time to use electricity today.
- The renewable share dips to about 21% around 19:00 UTC, when grid electricity is at its most carbon-intensive.
Hourly forecast for Belgium
| Time (UTC) | Renewable (MW) | Demand (MW) | Surplus (MW) | Share |
|---|---|---|---|---|
| Tue 09:00 | 5405 | 10105 | -4700 | 53% |
| Tue 10:00 | 5952 | 10335 | -4383 | 58% |
| Tue 11:00 | 6119 | 10315 | -4197 | 59% |
| Tue 12:00 | 5716 | 10279 | -4563 | 56% |
| Tue 13:00 | 5153 | 10141 | -4987 | 51% |
| Tue 14:00 | 4887 | 9895 | -5008 | 49% |
| Tue 15:00 | 4621 | 9815 | -5194 | 47% |
| Tue 16:00 | 4102 | 9733 | -5631 | 42% |
| Tue 17:00 | 3268 | 9564 | -6296 | 34% |
| Tue 18:00 | 2356 | 9493 | -7137 | 25% |
| Tue 19:00 | 1956 | 9211 | -7255 | 21% |
| Tue 20:00 | 1960 | 9186 | -7227 | 21% |
| Tue 21:00 | 1953 | 8892 | -6939 | 22% |