Celsius to Kelvin Converter
This free temperature converter converts Celsius (°C) to Kelvin (K) and back again. The conversion uses the formula K = °C + 273.15 — note the additive offset which makes temperature conversions non-proportional.
Type a value in either field — the result updates in real time. The reference table below shows common conversion values at a glance. All calculations run entirely in your browser with no data sent to any server.
| Celsius (°C) | Kelvin (K) |
|---|---|
| 0 °C | 273.15 K |
| 20 °C | 293.15 K |
| 37 °C | 310.15 K |
| 100 °C | 373.15 K |