When is electricity greenest in Belgium?
Renewable energy forecast · updated 2026-09-05 18:57 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 3% of Belgium's electricity demand around 19:00 UTC.
- Renewable output peaks around 12:00 UTC at roughly 80% of demand — the greenest time to use electricity today.
- The renewable share dips to about 2% around 22:00 UTC, when grid electricity is at its most carbon-intensive.
Hourly forecast for Belgium
| Time (UTC) | Renewable (MW) | Demand (MW) | Surplus (MW) | Share |
|---|---|---|---|---|
| Sat 19:00 | 263 | 8487 | -8224 | 3% |
| Sat 20:00 | 199 | 8208 | -8010 | 2% |
| Sat 21:00 | 159 | 8121 | -7962 | 2% |
| Sat 22:00 | 126 | 7554 | -7428 | 2% |
| Sat 23:00 | 130 | 7333 | -7203 | 2% |
| Sun 00:00 | 166 | 7059 | -6893 | 2% |
| Sun 01:00 | 217 | 6997 | -6780 | 3% |
| Sun 02:00 | 303 | 6962 | -6660 | 4% |
| Sun 03:00 | 401 | 6854 | -6453 | 6% |
| Sun 04:00 | 475 | 7041 | -6567 | 7% |
| Sun 05:00 | 724 | 7036 | -6312 | 10% |
| Sun 06:00 | 1924 | 7405 | -5481 | 26% |
| Sun 07:00 | 3596 | 7658 | -4061 | 47% |
| Sun 08:00 | 4928 | 8106 | -3178 | 61% |
| Sun 09:00 | 5974 | 8639 | -2665 | 69% |
| Sun 10:00 | 6744 | 8775 | -2031 | 77% |
| Sun 11:00 | 7037 | 8837 | -1800 | 80% |
| Sun 12:00 | 6824 | 8558 | -1735 | 80% |
| Sun 13:00 | 6185 | 8274 | -2089 | 75% |
| Sun 14:00 | 5130 | 8186 | -3055 | 63% |
| Sun 15:00 | 3604 | 8261 | -4657 | 44% |
| Sun 16:00 | 1948 | 8240 | -6292 | 24% |
| Sun 17:00 | 878 | 8486 | -7608 | 10% |
| Sun 18:00 | 610 | 8511 | -7901 | 7% |
| Sun 19:00 | 756 | 8252 | -7497 | 9% |