Kelvin to Celsius Converter
Convert kelvin to celsius instantly with a local, precise conversion. Enter decimals, zero, negative values where meaningful, or scientific notation.
How to convert kelvin to celsius
1 K = -272.15 °C. Convert through celsius.
Worked examples
-20 K equals an undefined result °C. Enter any valid finite value above for an immediate result.
Kelvin to Celsius conversion table
| Kelvin (K) | Celsius (°C) |
|---|---|
| -40 K | Undefined °C |
| -20 K | Undefined °C |
| 0 K | -273.15 °C |
| 10 K | -263.15 °C |
| 20 K | -253.15 °C |
| 25 K | -248.15 °C |
| 30 K | -243.15 °C |
| 37 K | -236.15 °C |
| 40 K | -233.15 °C |
| 100 K | -173.15 °C |
Reverse conversion: Celsius to Kelvin Converter
Frequently asked questions
How do I convert kelvin to celsius?
1 K = -272.15 °C. Convert through celsius.
Can I enter decimals or scientific notation?
Yes. The converter accepts decimals, grouped numbers and scientific notation, then formats the result without changing the underlying calculation.
Is this conversion performed online?
The page is delivered by the website, but the value conversion itself runs locally in your browser and is not submitted to a calculation service.