Temperature Converter
Celsius (°C)
100 °C
Fahrenheit (°F)
212 °F
Kelvin (K)
373.15 K
How to Convert Temperature
Temperature conversion is needed when traveling between countries using different scales, following cooking recipes, or working with scientific data.
The Three Main Scales
Celsius is used by most of the world, Fahrenheit is used primarily in the US, and Kelvin is used in scientific contexts. Water freezes at 0°C (32°F, 273.15K) and boils at 100°C (212°F, 373.15K).
Frequently Asked Questions
What is the formula for Celsius to Fahrenheit?
Multiply Celsius by 9/5 and add 32: °F = (°C × 9/5) + 32.
What is absolute zero?
Absolute zero is 0 Kelvin (-273.15°C or -459.67°F), the lowest possible temperature.