Temperature Converter
Convert between Celsius, Fahrenheit, and Kelvin. Use the formulas and examples below for quick reference.
How to Convert Celsius to Kelvin
To convert Celsius to Kelvin, add 273.15 to the Celsius value.
Celsius + 273.15 = Kelvin
Example: 25°C + 273.15 = 298.15 K
How to Convert Fahrenheit to Celsius
To convert Fahrenheit to Celsius, subtract 32 from the Fahrenheit value, then multiply by 5/9.
(Fahrenheit − 32) × 5/9 = Celsius
Example: (77°F − 32) × 5/9 = 25°C
How to Convert Celsius to Fahrenheit (Step by Step)
- Multiply the Celsius temperature by 9/5.
- Add 32 to the result.
- The answer is the temperature in Fahrenheit.
(25 × 9/5) + 32 = 77°F
Frequently Asked Questions
- How do you convert Celsius to Kelvin? Add 273.15 to the Celsius value. For example, 25°C + 273.15 = 298.15 K.
- What is the formula for Fahrenheit to Celsius? (°F − 32) × 5/9 = °C. For example, 77°F − 32 = 45, then 45 × 5/9 = 25°C.
- How do you convert Celsius to Fahrenheit step by step? Multiply the Celsius temperature by 9/5 and add 32. For example, (25 × 9/5) + 32 = 77°F.
Result