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Temperature Converter
Free temperature converter between Celsius, Fahrenheit and Kelvin with instant results and the conversion formulas.
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How to use the Temperature Converter
- Enter the temperature.
- Choose the scale you are converting from.
- Read the other two scales.
Temperature formulas
°F = °C × 9/5 + 32
°C = (°F − 32) × 5/9
K = °C + 273.15
Useful reference points
| °C | °F | K | |
|---|---|---|---|
| Water freezes | 0 | 32 | 273.15 |
| Body temperature | 37 | 98.6 | 310.15 |
| Water boils (sea level) | 100 | 212 | 373.15 |
| Absolute zero | −273.15 | −459.67 | 0 |
Fahrenheit and Celsius meet at −40, where both scales read the same.
Frequently asked questions
How do I convert Celsius to Fahrenheit?
Multiply by 9/5 and add 32. 36.6°C is 97.88°F.
How do I convert Fahrenheit to Celsius?
Subtract 32 and multiply by 5/9.
What is 0 Kelvin?
Absolute zero, or −273.15°C.
When are °C and °F equal?
At −40 degrees.