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Convert Kelvin to Celsius

Convert Kelvin to Celsius instantly. Free, accurate, with formula (°C = K − 273.15) and reference table.

0 K = -273.15 °C

Common temperatures

  • Freezing: 0°C = 32°F
  • Boiling: 100°C = 212°F
  • Body temp: 37°C = 98.6°F
  • Freezing: 32°F = 0°C

Formula

°C = K − 273.15

Built-in to the calculator above — no need to do the math by hand.

Kelvin to Celsius table

K°C
1 K-272.15 °C
2 K-271.15 °C
3 K-270.15 °C
5 K-268.15 °C
10 K-263.15 °C
25 K-248.15 °C
50 K-223.15 °C
100 K-173.15 °C
250 K-23.15 °C
500 K226.85 °C
1000 K726.85 °C

Frequently asked questions

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Fahrenheit → Celsius

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Celsius → Fahrenheit

°C to °F