Temperature conversion
-9 °C to K
264.15 K
-9 degrees Celsius = 264.15 kelvin. Exact factor: K = °C + 273.15.
Live converter
Edit either field — the other updates instantly. Type decimal values like 38.4.
The formula
K = °C + 273.15
Worked example: -9 + 273.15 = 264.15 K.
Values near -9 °C
| °C | K |
|---|---|
| -12 | 261.15 |
| -11 | 262.15 |
| -10 | 263.15 |
| -9this page | 264.15 |
| -8 | 265.15 |
| -7 | 266.15 |
| -6 | 267.15 |
Frequently asked
How do you convert degrees Celsius to kelvin?
Apply the formula K = °C + 273.15. Enter any value in the live converter above and the result updates as you type.
What is -9 °C in K?
-9 °C equals 264.15 K. The reference table below shows the values immediately around -9 °C.
Why does temperature conversion add 32?
The two scales have different zero points and step sizes. Water freezes at 32 °F but 0 °C, so the formula rescales by 5/9 and shifts by the 32-degree offset.