Temperature Converter

The Temperature Converter converts between Celsius, Fahrenheit and Kelvin using the standard offset formulas.

Calculator
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Formula

°F = °C × 9/5 + 32
K = °C + 273.15

Examples

  • • 100°C → 212°F → 373.15 K.
  • • 0°C → 32°F.
  • • 25°C → 77°F.

How to use this calculator

Enter a value, choose the units, and swap to reverse.

Frequently asked questions

Why is Kelvin used?

Kelvin is the SI unit of temperature, starting at absolute zero (0 K = −273.15°C). It's used in science.

Is 0°F the same as 0°C?

No. 0°C = 32°F. The two scales have different zero points and different sized degrees.

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