Kelvin to Celsius Converter
Convert kelvin to celsius (K to °C) instantly. Enter a temperature and read the result. Use the swap button to convert the other way.
- Free
- No signup
- Private: runs in your browser
- Works on mobile
Kelvin to Celsius Converter tool
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Quick conversion table
| Kelvin | Celsius |
|---|---|
| -40 | -313.15 |
| 0 | -273.15 |
| 10 | -263.15 |
| 20 | -253.15 |
| 25 | -248.15 |
| 30 | -243.15 |
| 37 | -236.15 |
| 100 | -173.15 |
How to use Kelvin to Celsius Converter
- Type the value you want to convert.
- Choose the "from" and "to" units, or press Swap units.
- Read the converted value and copy it.
Why use DocConvertPRO?
- Free to use with no signup or watermark.
- Everything runs in your browser. Your input is not uploaded.
- Works on phones, tablets and computers.
- Made for Indian users: rupees, lakh/crore formats and local use cases.
About this tool
°C = K − 273.15
Water freezes at 0°C (32°F) and boils at 100°C (212°F) at sea level. Normal body temperature is about 37°C (98.6°F).
Frequently asked questions
How many celsius are in 1 kelvin?
Temperature does not convert with a fixed multiplier. Use: °C = K − 273.15
How do I convert K to °C?
°C = K − 273.15
How do I convert °C back to K?
Use the swap button above or open the Celsius to Kelvin converter. 1 celsius = 274.15 kelvin.
Is this converter accurate?
It uses exact or internationally standard conversion factors and shows up to 10 significant digits.