When is AWS eu-west-3 greenest?
Carbon-aware scheduling · updated 2026-10-31 16:02 UTC
The AWS eu-west-3 region runs in Paris, France, on the France electricity grid. educk forecasts when that grid is greenest — using day-ahead wind & solar and demand data from ENTSO-E — so you can schedule carbon-aware workloads (batch jobs, CI, model training, backups, data pipelines) for the cleanest hours.
- Wind and solar are forecast to cover about 12% of France's electricity demand around 16:15 UTC.
- Renewable output peaks around 12:30 UTC at roughly 36% of demand — the greenest time to use electricity today.
- The renewable share dips to about 12% around 22:45 UTC, when grid electricity is at its most carbon-intensive.
Hourly grid forecast for AWS eu-west-3
| Time (UTC) | Renewable (MW) | Demand (MW) | Surplus (MW) | Share |
|---|---|---|---|---|
| Sat 06:30 | 5664 | 46400 | -40736 | 12% |
| Sat 06:45 | 5746 | 46700 | -40954 | 12% |
| Sat 07:00 | 6141 | 47000 | -40859 | 13% |
| Sat 07:15 | 6931 | 47500 | -40569 | 15% |
| Sat 07:30 | 7600 | 48000 | -40400 | 16% |
| Sat 07:45 | 8574 | 48550 | -39976 | 18% |
| Sat 08:00 | 9590 | 49100 | -39510 | 20% |
| Sat 08:15 | 10542 | 49450 | -38908 | 21% |
| Sat 08:30 | 11248 | 49800 | -38552 | 23% |
| Sat 08:45 | 11841 | 49900 | -38059 | 24% |
| Sat 09:00 | 12461 | 50000 | -37539 | 25% |
| Sat 09:45 | 14613 | 49900 | -35287 | 29% |
| Sat 10:00 | 15196 | 49800 | -34604 | 31% |
| Sat 10:15 | 15847 | 49850 | -34003 | 32% |
| Sat 10:30 | 16531 | 49900 | -33369 | 33% |
| Sat 10:45 | 16845 | 50250 | -33405 | 34% |
| Sat 11:00 | 17271 | 50600 | -33329 | 34% |
| Sat 11:15 | 17533 | 50250 | -32717 | 35% |
| Sat 11:30 | 17824 | 49900 | -32076 | 36% |
| Sat 11:45 | 17663 | 50050 | -32387 | 35% |
| Sat 12:00 | 17559 | 50200 | -32641 | 35% |
| Sat 12:15 | 17415 | 49100 | -31685 | 35% |
| Sat 12:30 | 17230 | 48000 | -30770 | 36% |
| Sat 12:45 | 16706 | 47550 | -30844 | 35% |
| Sat 13:00 | 16153 | 47100 | -30947 | 34% |
| Sat 13:15 | 15666 | 47250 | -31584 | 33% |
| Sat 13:30 | 15154 | 47400 | -32246 | 32% |
| Sat 13:45 | 14302 | 47050 | -32748 | 30% |
| Sat 14:00 | 13402 | 46700 | -33298 | 29% |
| Sat 14:15 | 12577 | 46100 | -33523 | 27% |
| Sat 14:30 | 11651 | 45500 | -33849 | 26% |
| Sat 14:45 | 10520 | 45350 | -34830 | 23% |
| Sat 15:00 | 9385 | 45200 | -35815 | 21% |
| Sat 15:15 | 8363 | 45050 | -36687 | 19% |
| Sat 15:30 | 7457 | 44900 | -37443 | 17% |
| Sat 15:45 | 6714 | 45150 | -38436 | 15% |
| Sat 16:00 | 6094 | 45400 | -39306 | 13% |
| Sat 16:15 | 5714 | 46350 | -40636 | 12% |
| Sat 16:30 | 5627 | 47300 | -41673 | 12% |
| Sat 16:45 | 5777 | 48350 | -42573 | 12% |
| Sat 17:00 | 5921 | 49400 | -43479 | 12% |
| Sat 17:15 | 6110 | 50150 | -44040 | 12% |
| Sat 17:30 | 6357 | 50900 | -44543 | 12% |
| Sat 17:45 | 6604 | 51600 | -44996 | 13% |
| Sat 18:00 | 6851 | 52300 | -45449 | 13% |
| Sat 18:15 | 6890 | 52200 | -45310 | 13% |
| Sat 18:30 | 6929 | 52100 | -45171 | 13% |
| Sat 18:45 | 6969 | 51600 | -44631 | 14% |
| Sat 19:00 | 7008 | 51100 | -44092 | 14% |
| Sat 19:15 | 6983 | 50200 | -43217 | 14% |
| Sat 19:30 | 6959 | 49300 | -42341 | 14% |
| Sat 19:45 | 6934 | 48750 | -41816 | 14% |
| Sat 20:00 | 6909 | 48200 | -41291 | 14% |
| Sat 20:15 | 6817 | 47750 | -40933 | 14% |
| Sat 20:30 | 6724 | 47300 | -40576 | 14% |
| Sat 20:45 | 6631 | 46850 | -40219 | 14% |
| Sat 21:00 | 6539 | 46400 | -39861 | 14% |
| Sat 21:15 | 6427 | 47000 | -40573 | 14% |
| Sat 21:30 | 6316 | 47600 | -41284 | 13% |
| Sat 21:45 | 6204 | 48550 | -42346 | 13% |
| Sat 22:00 | 6093 | 49500 | -43407 | 12% |
| Sat 22:15 | 5958 | 49400 | -43442 | 12% |
| Sat 22:30 | 5824 | 49300 | -43476 | 12% |
| Sat 22:45 | 5690 | 49100 | -43410 | 12% |