Rainfall Volume Calculator

Calculate liters, cubic meters, US gallons, and cubic feet of rain from rainfall depth and collection area.

Rainfall depth

Depth unit

Collection area

Area unit

—Liters

—Cubic meters

—US gallons

—Cubic feet

How to use this Rainfall Volume Calculator

Convert rainfall depth over an area into total water volume. Enter your values above and the result is calculated directly in your browser. No account is required.

Fast answer, clear inputs

This tool is built around one job: give the answer quickly without forcing a signup or hiding the result. Related tools are linked nearby when the next calculation or conversion is useful.