Negative prices (weekend)
Sat 20 Sep · Sun 21 Sep
Energy was last better‑than‑free: yesterday Next
On the Agile Octopus tariff, customers get paid to use electricity when there’s too much in the grid.
That’s cheaper than Octopus Energy paying to store it.
The price changes every half-hour.
Region
Half-hourly prices
Sunday 21 Sep 2025 · half-hourly prices
South Eastern England
- Price for each half-hour
- Negative price (you’re paid to use power)
Stats for Sunday 21 Sep 2025
−1.2p
Cheapest half-hour 6am – 6.30am
33.6p
Dearest half-hour 6.30pm – 7pm
3 hours
Negative prices in 5 spells
0.0p avg
Cheapest 3 hours 5.30am – 8.30am
8.7p
Average price on 21 Sep 2025
Show as a table
| Time | Price |
|---|---|
| 12am – 12.30am | 0.0p |
| 12.30am – 1am | −0.0p |
| 1am – 1.30am | −0.4p |
| 1.30am – 2am | 0.0p |
| 2am – 2.30am | 0.2p |
| 2.30am – 3am | 0.9p |
| 3am – 3.30am | 0.9p |
| 3.30am – 4am | 1.0p |
| 4am – 4.30am | 0.5p |
| 4.30am – 5am | 0.3p |
| 5am – 5.30am | 0.0p |
| 5.30am – 6am | 0.0p |
| 6am – 6.30am | −1.2p |
| 6.30am – 7am | 2.8p |
| 7am – 7.30am | −1.2p |
| 7.30am – 8am | 0.9p |
| 8am – 8.30am | −1.2p |
| 8.30am – 9am | 2.6p |
| 9am – 9.30am | 1.9p |
| 9.30am – 10am | 3.5p |
| 10am – 10.30am | 2.1p |
| 10.30am – 11am | 0.8p |
| 11am – 11.30am | 2.3p |
| 11.30am – 12pm | 2.9p |
| 12pm – 12.30pm | 3.5p |
| 12.30pm – 1pm | 2.2p |
| 1pm – 1.30pm | 1.3p |
| 1.30pm – 2pm | −0.3p |
| 2pm – 2.30pm | 1.3p |
| 2.30pm – 3pm | 5.1p |
| 3pm – 3.30pm | 3.7p |
| 3.30pm – 4pm | 6.5p |
| 4pm – 4.30pm | 19.3p |
| 4.30pm – 5pm | 27.6p |
| 5pm – 5.30pm | 31.0p |
| 5.30pm – 6pm | 33.1p |
| 6pm – 6.30pm | 32.1p |
| 6.30pm – 7pm | 33.6p |
| 7pm – 7.30pm | 21.5p |
| 7.30pm – 8pm | 22.3p |
| 8pm – 8.30pm | 23.5p |
| 8.30pm – 9pm | 21.8p |
| 9pm – 9.30pm | 22.2p |
| 9.30pm – 10pm | 14.8p |
| 10pm – 10.30pm | 18.9p |
| 10.30pm – 11pm | 16.9p |
| 11pm – 11.30pm | 19.9p |
| 11.30pm – 12am | 16.3p |
Showing South Eastern England. Tap a region to switch.