Kelvin to Celsius — Free Converter

Kelvin (K)

Celsius (°C)

°C

273.15 K → 0 °C

Quick Conversions

Conversion Table

Kelvin (K)	Celsius (°C)

Convert Kelvin to Celsius by subtracting 273.15.

°C = K − 273.15
K = °C + 273.15

Kelvin starts at absolute zero (0 K).

0 K = −273.15 °C
273.15 K = 0 °C
293.15 K = 20 °C
310.15 K = 37 °C
373.15 K = 100 °C

Related Converters

How to Convert Kelvin to Celsius

Subtract 273.15 from Kelvin to get Celsius. Example: 300 K = 26.85 °C.

Useful in science, chemistry, weather comparison, and engineering calculations.

0 K = −273.15 °C.

273.15 K is exactly 0 °C.

No, Kelvin cannot be negative.

Kelvin is the SI absolute temperature scale.

Yes, completely free.