Kelvin to Celsius Converter

Kelvin → Celsius

°C = K − 273.15. Example: 300 K = 26.85 °C, and 273.15 K = 0 °C.

Kelvin

Celsius

-272.15 °C

Formula & conversion factor

°C = K − 273.15

The kelvin scale starts at absolute zero and uses the same step size as Celsius, so the conversion is a fixed offset. Common in physics, chemistry and color temperature.

Kelvin to Celsius conversion table

K	°C
0 K	-273.15 °C
100 K	-173.15 °C
200 K	-73.15 °C
250 K	-23.15 °C
255 K	-18.15 °C
260 K	-13.15 °C
270 K	-3.15 °C
273.15 K	0 °C
280 K	6.85 °C
290 K	16.85 °C
293.15 K	20 °C
298.15 K	25 °C
300 K	26.85 °C
310 K	36.85 °C
373.15 K	100 °C
400 K	126.85 °C
500 K	226.85 °C
1,000 K	726.85 °C

Calculated with the same formula as the converter, rounded to six significant digits.

Frequently asked questions

How do you convert Kelvin to Celsius?

Use the formula °C = K − 273.15. Example: 100 K = -173.15 °C.

What is 0 K in Celsius?

0 K = -273.15 °C.

What is 1,000 K in Celsius?

1,000 K = 726.85 °C.

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