Whole-day record · Great Britain
Most hours of negative prices in a day
0
5
10
15
15.0 hours24 May 202020182020202220242026
RecordBest of each monthRecord broken
- Times broken
- 2
- since September 2017
- Standing for
- 6 years and 5 months
- since 24 May 2020
- Previous record
- 12.5 hours
- 8 Dec 2019
- Best in 2026
- 11.0 hours
- 11 Apr 2026
The record for most hours below zero is 15.0 hours, over the whole day on Sunday 24 May 2020. It beat the record of 12.5 hours, set on 8 December 2019, by 2.5 hours.
Since September 2017, the record has been broken 2 times.
The best value in 2017 was 6.0 hours. The record is 150% higher.
So far in 2026, the best value is 11.0 hours, on 11 April 2026. That is 73% of the record.
Most of the best days are from April to August, when the days are long.
History
Every time the record was broken
Newest first. Choose a day to see its charts. Rows in grey are from the first year of the data.
| Day | Record | Rise | Held for |
|---|---|---|---|
| 24 May 2020 | 15.0 hours | +2.5 hours | Stands · 6 years and 5 months |
| 8 December 2019 | 12.5 hours | +6.5 hours | 6 months |
| 7 June 2017 | 6.0 hours | +6.0 hours | 2 years and 6 months |
| 13 September 2016 | 0.0 hours | — | 9 months |