Free Conversion Calculator

Convert between length, weight, volume, and temperature units.

Temperature conversion is handled separately from the other categories since it requires an offset (not just a multiplier) — Celsius to Fahrenheit isn't a simple ratio like meters to feet.

Worked Example

Example: 100 km converts to 62.14 miles. 100°C converts to 212°F.

Formula / Method

Length/Weight/Volume: multiply by a conversion factor relative to a base unit. Temperature: °F = °C × 9/5 + 32, K = °C + 273.15.

Worked Example

Example: 100 km converts to 62.14 miles. 100°C converts to 212°F.

Formula / Method

Length/Weight/Volume: multiply by a conversion factor relative to a base unit. Temperature: °F = °C × 9/5 + 32, K = °C + 273.15.