powerprices.co.uk

Agile Octopus price tracker

Electricity price history for Southern Wales (K)
20 Jun to 17 Sep 2026

Average price

25.9p

across 90 days

Cheapest half-hour

−6.9p

25 Jul 2026, 12:00

Hours of negative pricing

85

avg negative day gets 5.7 hrs

Days with a negative period

15

of 90 days (17% of days)

Region code
22 Jun 29 Jun 6 Jul 13 Jul 20 Jul 27 Jul 3 Aug 10 Aug 17 Aug 24 Aug 31 Aug 7 Sep 14 Sep
Show as a table
DateMinAverageMax
20 Jun 202614.0p21.3p37.8p
21 Jun 202617.3p22.1p36.9p
22 Jun 202615.9p24.5p51.4p
23 Jun 202616.8p28.9p63.4p
24 Jun 202615.7p34.5p84.5p
25 Jun 202615.2p23.9p48.4p
26 Jun 202614.5p25.6p58.4p
27 Jun 2026−1.2p16.0p35.0p
28 Jun 2026−5.5p13.7p33.5p
29 Jun 202615.3p22.8p46.7p
30 Jun 202616.1p25.1p52.0p
1 Jul 202613.8p22.8p34.5p
2 Jul 2026−4.5p8.8p29.0p
3 Jul 202612.2p20.1p33.7p
4 Jul 2026−5.4p10.2p30.9p
5 Jul 20269.8p18.3p35.6p
6 Jul 20261.3p18.4p33.3p
7 Jul 202615.0p21.5p34.5p
8 Jul 202616.5p23.7p39.5p
9 Jul 202616.6p26.6p44.9p
10 Jul 202619.1p25.1p40.4p
11 Jul 202616.2p23.6p39.6p
12 Jul 2026−2.3p14.3p34.0p
13 Jul 202614.1p23.2p38.4p
14 Jul 202617.2p24.6p41.1p
15 Jul 202617.3p26.4p43.0p
16 Jul 202618.7p29.3p53.9p
17 Jul 202619.4p26.5p40.6p
18 Jul 20263.6p20.2p36.2p
19 Jul 20269.0p19.1p38.0p
20 Jul 202622.0p28.1p45.1p
21 Jul 202620.7p26.5p41.0p
22 Jul 202622.1p27.4p43.0p
23 Jul 202623.8p29.9p46.1p
24 Jul 202612.0p25.8p44.2p
25 Jul 2026−6.9p15.3p41.1p
26 Jul 2026−5.4p15.6p37.6p
27 Jul 202615.0p25.9p42.3p
28 Jul 202613.8p26.1p46.5p
29 Jul 202620.3p27.7p50.2p
30 Jul 202614.7p26.6p45.0p
31 Jul 202620.4p28.0p42.8p
1 Aug 20266.1p23.6p42.0p
2 Aug 202621.2p27.7p44.3p
3 Aug 202620.2p27.9p47.9p
4 Aug 202621.4p27.2p42.5p
5 Aug 2026−4.1p17.0p37.4p
6 Aug 202612.0p22.8p40.0p
7 Aug 202613.7p23.7p40.6p
8 Aug 2026−4.2p17.8p41.0p
9 Aug 20261.2p19.2p40.6p
10 Aug 202620.2p26.9p46.3p
11 Aug 202617.7p27.4p47.1p
12 Aug 202618.5p29.4p62.5p
13 Aug 202623.1p33.3p74.6p
14 Aug 202622.9p31.1p55.5p
15 Aug 202614.6p27.3p45.5p
16 Aug 202622.6p30.4p47.0p
17 Aug 202629.6p35.7p53.0p
18 Aug 202622.9p30.2p49.2p
19 Aug 202624.7p31.8p49.9p
20 Aug 202624.1p29.8p44.9p
21 Aug 202624.9p31.2p46.6p
22 Aug 202615.2p26.3p44.2p
23 Aug 202621.5p29.5p48.0p
24 Aug 202624.9p31.4p49.9p
25 Aug 202620.4p30.4p51.7p
26 Aug 202624.2p31.0p51.1p
27 Aug 202623.5p30.9p48.9p
28 Aug 202620.5p30.3p45.1p
29 Aug 202616.0p29.6p48.7p
30 Aug 202624.0p29.9p46.1p
31 Aug 2026−1.4p22.7p46.2p
1 Sep 202610.9p28.6p51.1p
2 Sep 202626.8p33.2p52.9p
3 Sep 20268.8p27.4p50.3p
4 Sep 2026−2.7p17.8p37.6p
5 Sep 2026−4.4p14.1p46.7p
6 Sep 2026−4.6p19.8p50.2p
7 Sep 202615.6p31.8p52.6p
8 Sep 20267.7p26.2p49.7p
9 Sep 202623.9p35.6p59.0p
10 Sep 202623.4p35.4p51.4p
11 Sep 202629.6p38.0p66.2p
12 Sep 2026−2.6p24.4p51.1p
13 Sep 202632.4p39.2p59.0p
14 Sep 202631.9p41.3p61.3p
15 Sep 202624.6p35.8p58.4p
16 Sep 202629.2p36.7p57.6p
17 Sep 2026−2.0p22.4p49.3p