Unit Converters
Temperature Converter
Convert Celsius, Fahrenheit and Kelvin with the correct offset formulas.
Temperature values
Converted value
Celsius (°C) → Fahrenheit (°F)
68
About this tool
Temperature needs an offset, not only a scale factor. Conversion goes through kelvin.
How to use
- Enter a temperature.
- Choose Celsius, Fahrenheit or Kelvin.
Formula and methodology
K = C + 273.15. C = (F − 32) × 5/9.
Worked example
20 °C = 68 °F = 293.15 K.
Frequently asked questions
Can I convert below absolute zero?+
The arithmetic will still run. Physically, kelvin should not be negative.
Guides
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