Best Time to Use Electricity in the UK Today
Electricity prices in the UK vary throughout the day. By using power during cheaper periods, you can significantly reduce your energy bills.
This guide shows you exactly when electricity is cheapest today and how to take advantage of it. If you have a smart meter, you can track this in real-time.
Today's best times to use electricity
- Cheapest: 11pm–6am (overnight)
- Good value: 10am–4pm (mid-day)
- Avoid: 4pm–9pm (peak hours)
On variable tariffs like Octopus Agile, savings can be even greater.
Check your region's energy mix before deciding when to use power
View live UK carbon intensity data
When is electricity cheapest in the UK?
Electricity demand follows predictable patterns. Understanding when electricity is cheapest helps you plan your usage.
Overnight
11pm–6am
Cheapest rates
Mid-day
10am–4pm
Good value
Peak hours
4pm–9pm
Most expensive
Best times to run appliances
Shifting when you run appliances to off-peak hours is the easiest way to save.
Washing machine
After 9pm or before 8am
Dishwasher
Overnight or mid-afternoon
EV charging
12am–5am
Tumble dryer
After 9pm
Variable tariffs offer bigger savings
On tariffs like Octopus Agile, prices change every 30 minutes based on wholesale costs. During low-demand periods, electricity can be extremely cheap — sometimes even free or negative.
Use a smart meter to track real-time prices and maximise your savings.
You could be overpaying for energy
Based on your usage and location, you may be able to save £100–£400/year
Tips to maximise savings
- Use delay timers on washing machines and dishwashers
- Charge devices overnight when rates are lowest
- Set EV charging to start after midnight
- Avoid using multiple high-power appliances during peak hours
Start Saving on Your Energy Bills Today
- Find the cheapest times to use electricity
- Get alerts when energy is cheapest
- Save £200–£400 per year