Convert Kelvin to Celsius
Convert Kelvin to Celsius online instantly. Free and accurate temperature converter.
How to Convert Kelvin to Celsius
- Take your temperature value in Kelvin.
- Subtract 273.15 from the Kelvin value.
- The result is the temperature in degrees Celsius.
Quick Reference
| Kelvin | Celsius |
|---|---|
| 0 K | -273.15 °C |
| 273.15 K | 0 °C |
| 293.15 K | 20 °C |
| 298.15 K | 25 °C |
| 310.15 K | 37 °C |
| 373.15 K | 100 °C |
Use Cases
- •Translating scientific data or research papers that report temperatures in Kelvin into everyday Celsius values.
- •Converting stellar or planetary surface temperatures from astrophysical data into a more intuitive scale.
- •Interpreting cryogenic engineering specifications back into Celsius for practical lab work.
Formula
To convert Kelvin to Celsius, subtract 273.15: °C = K − 273.15.
Frequently Asked Questions
How do you convert Kelvin to Celsius?
Subtract 273.15 from the Kelvin value. Example: 373.15 K = 100°C.
What is 0 Kelvin in Celsius?
0 K = −273.15°C (absolute zero).
What is room temperature in Kelvin?
Room temperature ≈ 293–298 K (20–25°C).