ExactConverter

Temperature conversion

-23 °C to K

250.15 K

-23 degrees Celsius = 250.15 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: -23 + 273.15 = 250.15 K.

Values near -23 °C

°C K
-26 247.15
-25 248.15
-24 249.15
-23this page 250.15
-22 251.15
-21 252.15
-20 253.15

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 -23 °C in K?

-23 °C equals 250.15 K. The reference table below shows the values immediately around -23 °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.