How do you convert Celsius to Kelvin?
Use K = °C + 273.15.
Detailed answer
Kelvin shares the same degree size as Celsius but starts at absolute zero. Add 273.15 to the Celsius value for standard scientific conversions.
Relationship context
Kelvin is the SI base unit for thermodynamic temperature. The offset 273.15 links the Celsius scale to absolute zero.
Quick conversion table
| Celsius (c) | Kelvin (k) |
|---|---|
| -40 | 233.15 |
| -20 | 253.15 |
| -10 | 263.15 |
| 0 | 273.15 |
| Celsius (c) | Kelvin (k) |
|---|---|
| 10 | 283.15 |
| 20 | 293.15 |
| 37 | 310.15 |
| 100 | 373.15 |
More Celsius converters
Dedicated pages from Celsius to the other scales (Celsius, Fahrenheit, Kelvin, Rankine).