Celsius to Kelvin
25°C = 298.15K
For any other value: K = °C + 273.15
Calculator
298.15 K
Type a number.
You can leave the unit in: 100 °C is fine.
Celsius to Kelvin chart
The values people look up most.
| Celsius | Kelvin |
|---|---|
| 25 °C | 298.15 K |
| 20 °C | 293.15 K |
| 37 °C | 310.15 K |
| 27 °C | 300.15 K |
| 100 °C | 373.15 K |
| 30 °C | 303.15 K |
| 22 °C | 295.15 K |
| 50 °C | 323.15 K |
| 21 °C | 294.15 K |
| 35 °C | 308.15 K |
| 23 °C | 296.15 K |
| 1 °C | 274.15 K |
| 15 °C | 288.15 K |
| 40 °C | 313.15 K |
| 24 °C | 297.15 K |
| 45 °C | 318.15 K |
| 55 °C | 328.15 K |
| 10 °C | 283.15 K |
| 500 °C | 773.15 K |
| 75 °C | 348.15 K |
| 18 °C | 291.15 K |
| 28 °C | 301.15 K |
| 60 °C | 333.15 K |
| 2 °C | 275.15 K |
| 273 °C | 546.15 K |
| 32 °C | 305.15 K |
| 200 °C | 473.15 K |
| 5 °C | 278.15 K |
| 19 °C | 292.15 K |
| 90 °C | 363.15 K |
Formula
K = °C + 273.15
Kelvin starts at absolute zero, so it is Celsius shifted by 273.15. There are no negative kelvin.