About the Temperature Converter
Convert temperatures between Celsius, Fahrenheit, Kelvin and Rankine — for weather, cooking, science and travel.
Temperature Converter formula
°F = °C × 9/5 + 32
°C = (°F − 32) × 5/9
K = °C + 273.15Temperature Converter
Convert Celsius, Fahrenheit, Kelvin and Rankine.
- Type a value
- Choose the units
- The answer updates instantly
Runs in your browser. Your data and files never leave your device.
Frequently asked questions
At what temperature are Celsius and Fahrenheit equal?
−40°. −40 °C is exactly −40 °F.
What is normal body temperature?
About 37 °C, or 98.6 °F.
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