Convert Celsius to Fahrenheit instantly. Free online °C to °F converter with accurate results and formula explanation.
Formula
°F = (°C × 9/5) + 32Celsius (°C) and Fahrenheit (°F) are two common temperature scales. Celsius is used in most countries worldwide, while Fahrenheit is primarily used in the United States. Understanding both scales is important for weather interpretation, cooking, and scientific applications.
°F = (°C × 9/5) + 32The conversion formula accounts for the different zero points and scale increments. Water freezes at 0°C / 32°F and boils at 100°C / 212°F. The 9/5 ratio converts the scale increments, and the +32 adjusts the zero point.
| Input | Output |
|---|---|
| 0°C | 32°F |
| 20°C | 68°F |
| 37°C | 98.6°F |
| 100°C | 212°F |
| -40°C | -40°F |