Kelvin to Celsius
Convert kelvin to celsius instantly. The formula is °C = K − 273.15, and the reference table below covers the values people look up most.
1 K equals
-272.15 °C
°C = K − 273.15
Formula
°C = K − 273.15
Kelvin to Celsius table
| Kelvin | Celsius |
|---|---|
| 0 K | -273.15 °C |
| 100 K | -173.15 °C |
| 200 K | -73.15 °C |
| 273.15 K | 0.00 °C |
| 293 K | 19.85 °C |
| 300 K | 26.85 °C |
| 310 K | 36.85 °C |
| 373.15 K | 100.00 °C |
| 400 K | 126.85 °C |
Frequently asked questions
How many celsius are in a kelvin?
One kelvin equals -272.15 celsius. The conversion is a single multiplication, so 10 K is -263.15 °C.
What is the formula to convert kelvin to celsius?
°C = K − 273.15. Enter any value above and the result updates as you type, with no rounding until the final display.
How do I convert celsius back to kelvin?
Use the reverse conversion: divide instead of multiplying, or open the celsius to kelvin page for the same tool the other way round.
Is this kelvin to celsius conversion exact?
Yes. Temperature scales convert through a fixed formula with an offset, so the result is exact for any input.