When is electricity greenest in Switzerland?
Renewable energy forecast · updated 2026-10-16 21:26 UTC
educk tracks how much of Switzerland'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 0% of Switzerland's electricity demand around 22:00 UTC.
- Renewable output peaks around 10:00 UTC at roughly 13% of demand — the greenest time to use electricity today.
- The renewable share dips to about 0% around 18:00 UTC, when grid electricity is at its most carbon-intensive.
Hourly forecast for Switzerland
| Time (UTC) | Renewable (MW) | Demand (MW) | Surplus (MW) | Share |
|---|---|---|---|---|
| Fri 18:00 | 5 | 8696 | -8691 | 0% |
| Fri 19:00 | 5 | 7841 | -7837 | 0% |
| Fri 20:00 | 5 | 7404 | -7400 | 0% |
| Fri 21:00 | 5 | 5543 | -5538 | 0% |
| Fri 22:00 | 6 | 6229 | -6223 | 0% |
| Fri 23:00 | 6 | 6485 | -6479 | 0% |
| Sat 01:00 | 6 | 6282 | -6276 | 0% |
| Sat 02:00 | 6 | 6693 | -6686 | 0% |
| Sat 03:00 | 6 | 6236 | -6230 | 0% |
| Sat 04:00 | 6 | 7215 | -7209 | 0% |
| Sat 05:00 | 8 | 6233 | -6225 | 0% |
| Sat 06:00 | 160 | 7108 | -6948 | 2% |
| Sat 07:00 | 469 | 7122 | -6654 | 7% |
| Sat 08:00 | 726 | 6489 | -5762 | 11% |
| Sat 09:00 | 848 | 7564 | -6716 | 11% |
| Sat 10:00 | 838 | 6470 | -5632 | 13% |
| Sat 11:00 | 723 | 6512 | -5789 | 11% |
| Sat 12:00 | 578 | 7198 | -6620 | 8% |
| Sat 13:00 | 410 | 8007 | -7596 | 5% |
| Sat 14:00 | 248 | 7199 | -6951 | 3% |
| Sat 15:00 | 105 | 6358 | -6253 | 2% |
| Sat 16:00 | 30 | 6811 | -6781 | 0% |
| Sat 17:00 | 21 | 6418 | -6397 | 0% |
| Sat 18:00 | 22 | 6510 | -6488 | 0% |
| Sat 19:00 | 22 | 6499 | -6477 | 0% |