Which temperature scales are supported?

The converter synchronizes Celsius, Fahrenheit and Kelvin fields while you type.

How are values rounded?

The edited value is converted through Celsius, and the other fields are displayed to two decimal places.

What presets are included?

Quick presets include freezing, room temperature, warm, body temperature, boiling and the -40 point shared by Celsius and Fahrenheit.

Temperature Converter

Convert temperatures between Celsius, Fahrenheit, and Kelvin instantly

Celsius (°C)

Fahrenheit (°F)

Kelvin (K)

Common Temperatures

Current Values

Celsius:—

Fahrenheit:—

Kelvin:—

Conversion Formulas

°C to °F:(°C × 9/5) + 32

°F to °C:(°F - 32) × 5/9

°C to K:°C + 273.15

K to °C:K - 273.15

About this tool

Convert temperatures between Celsius, Fahrenheit, and Kelvin Temperature Converter runs in the browser on DevTools. There is no signup, and your input stays on this device unless the tool explicitly performs a live network lookup.

What this tool does not do

Temperature Converter is a free in-browser utility, not a hosted API. It does not keep server-side history and is not a substitute for production verification in your own stack.