Electricity prices Agile C: London, 18 September 2026
18 September 2026 · Consumer price including taxes and charges.
Average
18.5p/kWh
−8% vs. yesterday · −40% vs. 7-day average
Lowest
0.2p/kWh
Highest
40.1p/kWh
Hours with negative prices
0
Cheapest hours
- 12:00 · 1.3p/kWh
- 13:00 · 0.2p/kWh
- 14:00 · 0.2p/kWh
Best time to run
Washing machine (2 h)
13:00–15:00, average 0.2p/kWh
Dishwasher (3 h)
12:00–15:00, average 0.6p/kWh
Electric car (4 h)
12:00–16:00, average 0.9p/kWh
Hourly prices
The average household tariff in the United Kingdom is 33.7p/kWh (all taxes and fixed charges included, Oct–Dec 2026).
Last 7 days, hour by hour
12 Sept13 Sept14 Sept15 Sept16 Sept17 Sept18 Sept00:0003:0006:0009:0012:0015:0018:0021:00
Previous days
| Date | Average | Lowest | Highest |
|---|---|---|---|
| 17 Sept | 20.2p/kWh | -2.0p/kWh | 45.4p/kWh |
| 16 Sept | 33.2p/kWh | 26.3p/kWh | 53.2p/kWh |
| 15 Sept | 32.4p/kWh | 22.2p/kWh | 53.3p/kWh |
| 14 Sept | 37.3p/kWh | 29.3p/kWh | 56.3p/kWh |
| 13 Sept | 35.5p/kWh | 29.2p/kWh | 53.9p/kWh |
| 12 Sept | 22.0p/kWh | -2.7p/kWh | 46.7p/kWh |
| 11 Sept | 34.4p/kWh | 26.6p/kWh | 61.0p/kWh |
| 10 Sept | 32.0p/kWh | 21.3p/kWh | 47.5p/kWh |
| 9 Sept | 32.2p/kWh | 21.5p/kWh | 54.2p/kWh |
| 8 Sept | 23.7p/kWh | 7.2p/kWh | 45.3p/kWh |
| 7 Sept | 28.7p/kWh | 14.9p/kWh | 48.4p/kWh |
| 6 Sept | 17.8p/kWh | -4.4p/kWh | 46.1p/kWh |
| 5 Sept | 12.6p/kWh | -2.8p/kWh | 43.1p/kWh |
| 4 Sept | 16.1p/kWh | -2.4p/kWh | 34.7p/kWh |
Source: Bundesnetzagentur | SMARD.de (CC BY 4.0)