Temperature unit conversion tool
Supports conversion between three temperature units: Celsius (C), Fahrenheit (F), and Kelvin (K)
Enter temperature value
Common temperature references
freezing point
0°C / 32°F
boiling point
100°C / 212°F
human body temperature
37°C / 98.6°F
room temperature
25°C / 77°F
Conversion formula
Celsius to Fahrenheit: °F = °C × 9/5 + 32
Fahrenheit to Celsius: °C = (°F - 32) × 5/9
Celsius to Kelvin: K = °C + 273.15
Kelvin to Celsius: °C = K - 273.15
Unit description
Degrees Celsius (°C):The freezing point of water is 0°C and the boiling point is 100°C
Fahrenheit (°F):The freezing point of water is 32°F and the boiling point is 212°F
Kelvin (K): Absolute zero is 0K and the triple point of water is 273.16K
* Kelvin is the thermodynamic temperature unit in the International System of Units