Monthly Electricity Cost Calculator

Monthly Electricity Cost: $

Introduction: Managing your monthly electricity costs is essential for budgeting and sustainability. This Monthly Electricity Cost Calculator will help you estimate your electricity expenses based on your appliance wattage, daily usage, and electricity rate.

Formula: To calculate your monthly electricity cost, we use the formula:

Monthly Cost=Wattage (in watts)×Usage Hours per Day×30×Electricity Rate (per kWh)1000Monthly Cost=1000Wattage (in watts)×Usage Hours per Day×30×Electricity Rate (per kWh)​

How to Use:

  1. Enter the wattage of your appliance in watts.
  2. Input the number of hours you use the appliance daily.
  3. Specify your electricity rate per kWh.
  4. Click the “Calculate” button.
  5. The result will display your estimated monthly electricity cost.

Example: Let’s say you have a 1000-watt appliance, and you use it for 4 hours a day at an electricity rate of $0.12 per kWh. Using the calculator, your estimated monthly electricity cost would be $14.40.


  1. What is the purpose of this calculator?
    • This calculator helps you estimate your monthly electricity expenses based on your appliance usage.
  2. How do I find my appliance’s wattage?
    • You can usually find the wattage on the appliance’s label or in the user manual.
  3. Is the usage in hours per day important?
    • Yes, it’s crucial because the longer you use an appliance, the more electricity it consumes.
  4. Where can I find my electricity rate?
    • You can find your electricity rate on your utility bill or by contacting your utility provider.
  5. Can I calculate costs for multiple appliances?
    • Yes, you can calculate the costs for multiple appliances by using the calculator multiple times.

Conclusion: Managing your monthly electricity costs is essential for both saving money and reducing your environmental footprint. This Monthly Electricity Cost Calculator empowers you to make informed decisions about your energy consumption and budget. By knowing your estimated monthly electricity expenses, you can take steps to save energy and reduce your bills.

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