Weather

Rain Convert Calculator

Rainfall mm ↔ inches (mode 0=mm→in, 1=in→mm).

Free to use — no sign-up or login.

Converted

This free Rain Convert Calculator covers Rainfall mm ↔ inches (mode 0=mm→in, 1=in→mm).

1 inch = 25.4 mm of precipitation. Related weather tools sit beside How it works, with no account required.

Using the Rain Convert Calculator

Rainfall mm ↔ inches (mode 0=mm→in, 1=in→mm). Typical inputs are Mode (0=mm→in,1=in→mm) and Value. How it works beside the form states the identity the Rain Convert Calculator applies.

FAQ

How do I use the Rain Convert Calculator?

Open the Rain Convert Calculator, fill Mode (0=mm→in,1=in→mm) and Value, and read the result. Enter Mode (0=mm→in,1=in→mm) and Value for the Rain Convert Calculator; use only the listed mode or unit codes. The calculator reports Converted: 1 inch = 25.4 mm of precipitation. Use mode 0 or 1 exactly; the conversion is exact apart from display rounding.

What formula does the Rain Convert Calculator use?

The Rain Convert Calculator uses the identity in How it works. In words: Enter Mode (0=mm→in,1=in→mm) and Value for the Rain Convert Calculator; use only the listed mode or unit codes. The calculator reports Converted: 1 inch = 25.4 mm of precipitation. Use mode 0 or 1 exactly; the conversion is exact apart from display rounding.