Converters
Kelvin to Celsius Converter
Convert kelvin to celsius instantly. 1 kelvin = -272.15 celsius.
-272.15
1 K = -272.15 °C
Common conversions
From 1 kelvin- Celsius (°C)-272.15
- Fahrenheit (°F)-457.87
Popular temperature conversions
How it works
°C = K − 273.15
Enter your kelvin value, apply the K→°C formula above, and read the result. Examples: 1 K = -272.15 °C · 5 K = -268.15 °C · 10 K = -263.15 °C · 100 K = -173.15 °C.
Frequently asked
How many celsius are in a kelvin?
1 Kelvin equals -272.15 Celsius using the K→°C formula.
What is the formula to convert kelvin to celsius?
°C = K − 273.15
Is this conversion exact?
Temperature conversion formulas are defined exactly by international agreement, so results are limited only by floating-point precision.
Can I convert in the opposite direction?
Yes — use our Celsius to Kelvin converter, or multiply your value by 274.15.
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