What is a Temperature Converter?

A Temperature Converter is a free online tool that instantly converts temperatures between Celsius (°C), Fahrenheit (°F), and Kelvin (K). Whether you are following a recipe that uses a different temperature scale, checking weather reports from another country, or solving science problems, this converter gives you accurate results in all three major temperature units simultaneously.

Why do we have different temperature scales?

Celsius is used by most of the world for everyday temperatures. Fahrenheit is primarily used in the United States. Kelvin is the scientific standard, starting at absolute zero (-273.15°C). Understanding all three is important for international communication, scientific work, and practical everyday tasks like cooking. This converter eliminates the need to memorize complex conversion formulas.

Temperature conversion formulas

°F to °C: (°F − 32) × 5/9. °C to °F: (°C × 9/5) + 32. °C to K: °C + 273.15. K to °C: K − 273.15. Key reference points: Water freezes at 0°C / 32°F / 273.15K. Water boils at 100°C / 212°F / 373.15K. Body temperature is approximately 37°C / 98.6°F / 310.15K.