Temperature
Absolute temperature scales with exact offsets.
Try a decimal, 1e-9, 1/3, or 5 1/2.
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Convert kelvin (K) to degree Celsius (°C). Enter a value for an instant result, or use the examples and reverse conversion below.
Absolute temperature scales with exact offsets.
Try a decimal, 1e-9, 1/3, or 5 1/2.
Enter a kelvin value to calculate degree Celsius with full internal precision before display rounding.
Auto trims unnecessary zeroes and uses scientific notation for extreme magnitudes. Use Digits to set the display precision; calculations retain full precision.
| Unit | Symbol | Converted value |
|---|---|---|
| degree Celsiusfrom K | °C | -272.15 |
| degree Fahrenheitfrom K | °F | -457.87 |
| kelvinfrom K | K | 1 |
| degree Rankinefrom K | °R | 1.8 |
SI symbols follow international notation. U.S. and Imperial measures are labelled separately where their values differ.
Kelvin (K) and degree Celsius (°C) are units of temperature. Use this page to convert in either direction.
| Kelvin (K) | Degree Celsius (°C) |
|---|---|
| 1 K | -272.15 °C |
| 5 K | -268.15 °C |
| 10 K | -263.15 °C |
| 100 K | -173.15 °C |
Examples are rounded to 6 significant digits. The interactive converter retains full calculation precision; change Display Precision to see more digits.
°C to K (degree Celsius to kelvin)