Electricity prices Great Britain, 18 July 2026

Name: Electricity price Great Britain on 18 July 2026
Creator: Octopus Energy

18 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

19.6p/kWh

−24% vs. yesterday · −21% vs. 7-day average

Lowest

4.0p/kWh

Highest

34.8p/kWh

Hours with negative prices

Cheapest hours

12:00 · 7.7p/kWh
13:00 · 6.6p/kWh
14:00 · 4.0p/kWh

Best time to run

Washing machine (2 h)

13:00–15:00, average 5.3p/kWh

Dishwasher (3 h)

12:00–15:00, average 6.1p/kWh

Electric car (4 h)

12:00–16:00, average 6.5p/kWh

Hourly prices

0.0p10.0p20.0p30.0p40.0p

036912151821

Cheapest hours highlighted. Times in local time.

Show the data as a table

Hour	Price
0	24.6p/kWh
1	23.6p/kWh
2	22.9p/kWh
3	23.0p/kWh
4	23.8p/kWh
5	21.5p/kWh
6	20.0p/kWh
7	16.7p/kWh
8	17.1p/kWh
9	14.9p/kWh
10	13.2p/kWh
11	9.3p/kWh
12	7.7p/kWh
13	6.6p/kWh
14	4.0p/kWh
15	7.8p/kWh
16	21.9p/kWh
17	28.5p/kWh
18	34.8p/kWh
19	25.0p/kWh
20	27.0p/kWh
21	26.4p/kWh
22	26.0p/kWh
23	24.0p/kWh

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 Jul13 Jul14 Jul15 Jul16 Jul17 Jul18 Jul00:0003:0006:0009:0012:0015:0018:0021:00

Cheapest hours highlighted. Times in local time.

Previous days

Date	Average	Lowest	Highest
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	23.5p/kWh	22.7p/kWh	24.1p/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