Agile prices and home batteries in West Midlands
Region E is served by National Grid (West Midlands). Over the last 12 months Agile averaged 21.7p per kWh here, the 4th cheapest of the 14 regions, and the gap between each day’s cheapest and dearest half-hour averaged 28.4p — the 10th widest in Great Britain. That gap is what a battery earns from.
Every half-hour of the year
The average day
All 48 half-hours
| Time | p/kWh | Time | p/kWh |
|---|---|---|---|
| 00:00 | 18.8p | 12:00 | 16.3p |
| 00:30 | 19.0p | 12:30 | 16.1p |
| 01:00 | 18.4p | 13:00 | 16.1p |
| 01:30 | 18.0p | 13:30 | 15.8p |
| 02:00 | 17.9p | 14:00 | 16.2p |
| 02:30 | 17.3p | 14:30 | 16.3p |
| 03:00 | 17.5p | 15:00 | 17.0p |
| 03:30 | 17.0p | 15:30 | 18.2p |
| 04:00 | 17.7p | 16:00 | 32.4p |
| 04:30 | 17.4p | 16:30 | 34.8p |
| 05:00 | 18.9p | 17:00 | 36.7p |
| 05:30 | 19.1p | 17:30 | 38.3p |
| 06:00 | 20.4p | 18:00 | 39.5p |
| 06:30 | 22.2p | 18:30 | 39.8p |
| 07:00 | 21.5p | 19:00 | 27.0p |
| 07:30 | 23.1p | 19:30 | 26.5p |
| 08:00 | 21.4p | 20:00 | 25.8p |
| 08:30 | 21.5p | 20:30 | 24.8p |
| 09:00 | 20.4p | 21:00 | 24.8p |
| 09:30 | 19.4p | 21:30 | 23.0p |
| 10:00 | 18.5p | 22:00 | 22.2p |
| 10:30 | 17.6p | 22:30 | 20.1p |
| 11:00 | 17.0p | 23:00 | 20.4p |
| 11:30 | 16.4p | 23:30 | 19.2p |
Prices were lowest in Apr (average 16.3p) and highest in Sep (27.6p). The single cheapest half-hour was -11.7p and the dearest 90.6p.
Month by month
| Month | Average Agile price |
|---|---|
| Jan | 22.5p |
| Feb | 19.3p |
| Mar | 22.5p |
| Apr | 16.3p |
| May | 21.2p |
| Jun | 20p |
| Jul | 21.6p |
| Aug | 26.5p |
| Sep | 27.6p |
| Oct | 26p |
| Nov | 18.8p |
| Dec | 18.2p |
Selling back: Agile Outgoing
Agile Outgoing paid an average of 11p per kWh in West Midlands over the same year, and 18.5p between 16:00 and 19:00. It pays for exports from MCS-certified solar, not from a battery and not from plug-in solar.
Other tariffs in West Midlands
| Tariff | Standing charge, p/day | Unit rates, p/kWh |
|---|---|---|
| Flexible Octopus | 59.08 | 26.9p |
| Agile Octopus | 61.56 | average 21.7p |
| Octopus Go | 59.44 | 9.9p / 35p |
| Intelligent Octopus Go | 59.44 | 6.9p / 36.7p |
| Cosy Octopus | 59.44 | 14.3p / 29.1p / 43.7p |
| Octopus Flux | 59.44 | 16.3p / 27.1p / 37.8p |
Octopus public API, fetched 25 October 2026; import prices with 5% VAT.
Plug-in solar in West Midlands
For Birmingham, PVGIS (European Commission JRC) gives about 568 kWh a year from 800 W of upright south-facing balcony panels and 774 kWh angled at 35°. Check the payback and get permission letters.
Frequently asked questions
When is electricity cheapest on Agile in West Midlands?
Over 25 October 2025 to 25 October 2026, the cheapest three hours on an average day in region E were 12:00–15:00, averaging 16.1p per kWh, against 36.9p from 16:00 to 19:00. 3% of half-hours were below zero.
Is a home battery worth it on Agile in West Midlands?
In Fortyeight’s model a typical 2,500 kWh home in West Midlands saves about £218 a year with a 10 kWh battery on Agile, so the battery would need to cost under £1,983 to pay back in 10 years. Bigger or more evening-heavy users save more; run your own data to check.
How much would an 800 W plug-in solar kit make in West Midlands?
PVGIS data for Birmingham give about 568 kWh a year for 800 W of upright, south-facing balcony panels and 774 kWh angled at 35°, before shading.
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