Weighted Average Calculator - Free, Instant, In Your Browser
Enter a list of values and a matching list of weights to calculate their weighted average.
How to use Weighted Average Calculator
- 1Enter the required date(s) and details above.
- 2Click Calculate - Weighted Average Calculator runs instantly, right in your browser.
- 3Read your result below.
Your file is processed in your browser and is never uploaded.
Frequently Asked Questions
What's the formula?
Weighted average = sum(value x weight) / sum(weight), where each value counts proportionally to its weight.
Is my data sent to a server?
No - everything runs entirely in your browser with JavaScript. Nothing is uploaded.