Convert celsius to kelvin quickly and accurately using this free online converter
Used for weather forecasts, cooking temperatures, and scientific measurements.
💡 The US uses Fahrenheit; the rest of the world uses Celsius. Kelvin is used in science.
K = °C + 273.15
Example: 1 °C = 274.15 K
Use Celsius for international communication; Fahrenheit for US audiences.
Common uses: weather, cooking, and scientific data.
How do I convert °C to K?
Multiply the value in Celsius by 1. For example: 10 °C = 283.15 K.
When should I use Kelvin instead of Celsius?
Use Celsius for international communication; Fahrenheit for US audiences.
Is this converter accurate?
Yes. We use internationally recognized conversion factors, updated to current standards.
| Celsius (°C) | Kelvin (K) |
|---|---|
| 0 °C | 273.15 K |
| 5 °C | 278.15 K |
| 10 °C | 283.15 K |
| 15 °C | 288.15 K |
| 20 °C | 293.15 K |
| 25 °C | 298.15 K |
| 30 °C | 303.15 K |
| 37 °C | 310.15 K |
| 40 °C | 313.15 K |
| 50 °C | 323.15 K |
| 100 °C | 373.15 K |