The Cheapest Electricity Is No Longer Overnight - UK Data Reveals

Cheap electricity in the UK isn't disappearing — it's moved. Using 8 years of real half-hourly pricing data, this video reveals exactly where the cheapest power now falls, why overnight rates are losing their edge, and what it means for your bills in 2026. 📊 WHAT THIS VIDEO COVERS • Why overnight was the cheapest time on 80% of days in 2019 — and why that's fallen to just 33% in 2026 • How midday cheap slots have grown from 5% to over 40% — driven by solar surplus • What this means if you're on Octopus Agile, Tracker, or Intelligent Go • The Intelligent Go problem: a fixed 6-hour overnight window in a world that's changed • Why automated home energy systems (Predbat, Havenwise, Axle Energy) are no longer optional ⚡ WHO THIS IS FOR If you're on any time-of-use tariff — or thinking about switching — this data should change how you think about when to charge your EV, heat pump, or home battery. Manual overnight schedules are becoming less effective. Here's the proof. 🔗 USEFUL LINKS ► Octopus Energy referral (£50 free credit) https://mickwall.octopus.energy/ ► Axle Energy referral (£25 free credit) https://vpp.axle.energy/landing/grid?... ► Predbat referral (free trial) https://predbat.com/ref/mick-wall ► Havenwise referral (free trial) https://www.havenwise.co.uk/partners/... ► Wholesale pricing free data download https://energy-stats.uk/download-hist... ► Trusted Heat Pump Installer directory https://www.trustedheatpumpinstallers... ► Energy Unwrapped Podcast https://energy-stats.uk/energy-unwrap... ━━━━━━━━━━━━━━━━━━━━━━━━━━━━ ⏱ CHAPTERS 0:00 Introduction 0:35 Where Did the Cheap Electricity Go? 1:01 Changes to Octopus Tariffs 1:35 Are We Running Out of Cheap Overnight Electricity? 1:47 Eight Years of Electricity Pricing Data 2:41 The Shift from Overnight to Midday 3:41 How Often Is This Happening? 4:55 A Recent Day on the Octopus Agile Tariff 5:19 What Changed: Solar and Electricity Demand 6:40 The Evening Peak Problem 7:04 Why Overnight Tariffs Are Still Useful 7:21 Can Intelligent Go Adapt? 7:54 Batteries and Hot Water 8:38 Heat Pumps and Smarter Controls 8:55 Homes That Adapt Automatically 9:44 The Future of Flexible Energy 10:20 Cheap Electricity Isn’t Disappearing — It’s Moving 10:46 How to Make Your Home More Flexible 10:55 Conclusion and Resources ━━━━━━━━━━━━━━━━━━━━━━━━━━━━ Data sourced from Octopus Energy half-hourly Agile pricing API, 2017–2026. All analysis based on a fully electrified UK home with EV, heat pump and solar. #CheapElectricity #OctopusEnergy #ElectricityBillUK