Electricity prices Great Britain, 21 July 2026
21 July 2026 · Consumer price including taxes and charges.
Great Britain has no single public hourly price for households. We show Octopus Agile half-hourly prices (one supplier's dynamic tariff, inc. VAT), averaged over its 14 regions. The Ofgem price cap below applies to standard tariffs.
Average
25.7p/kWh
−6% vs. yesterday · +6% vs. 7-day average
Lowest
20.4p/kWh
Highest
39.8p/kWh
Hours with negative prices
0
Cheapest hours
- 13:00 · 20.8p/kWh
- 14:00 · 20.7p/kWh
- 15:00 · 20.4p/kWh
Best time to run
Washing machine (2 h)
14:00–16:00, average 20.5p/kWh
Dishwasher (3 h)
13:00–16:00, average 20.6p/kWh
Electric car (4 h)
12:00–16:00, average 20.8p/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
15 Jul16 Jul17 Jul18 Jul19 Jul20 Jul21 Jul00:0003:0006:0009:0012:0015:0018:0021:00
Previous days
| Date | Average | Lowest | Highest |
|---|---|---|---|
| 20 Jul | 27.3p/kWh | 21.5p/kWh | 43.7p/kWh |
| 19 Jul | 18.6p/kWh | 8.9p/kWh | 37.3p/kWh |
| 18 Jul | 19.6p/kWh | 4.0p/kWh | 34.8p/kWh |
| 17 Jul | 25.7p/kWh | 18.8p/kWh | 39.0p/kWh |
| 16 Jul | 28.4p/kWh | 18.0p/kWh | 51.0p/kWh |
| 15 Jul | 25.6p/kWh | 16.8p/kWh | 41.9p/kWh |
| 14 Jul | 23.9p/kWh | 16.6p/kWh | 39.8p/kWh |
| 13 Jul | 22.6p/kWh | 13.7p/kWh | 37.4p/kWh |
| 12 Jul | 13.9p/kWh | -2.2p/kWh | 33.3p/kWh |
| 11 Jul | 23.7p/kWh | 21.4p/kWh | 25.2p/kWh |
| 10 Jul | 27.8p/kWh | 24.7p/kWh | 30.0p/kWh |
Source: Octopus Energy API