Convert Celsius to Fahrenheit instantly. Enter a temperature in °C and get the exact value in °F — useful for weather forecasts, cooking and travel to the US.
How to convert celsius to fahrenheit
Fahrenheit and Celsius have different zero points and step sizes, so you multiply by 9/5 (1.8) and then add 32.
Formula: °F = °C × 9/5 + 32
Example: 25°C × 1.8 = 45, and 45 + 32 = 77°F. For a rough estimate, double the Celsius value and add 30 (25°C → 80°F).
| Celsius | Fahrenheit |
|---|---|
| -40 | -40 |
| -20 | -4 |
| -10 | 14 |
| 0 | 32 |
| 10 | 50 |
| 15 | 59 |
| 20 | 68 |
| 25 | 77 |
| 30 | 86 |
| 37 | 98.6 |
| 40 | 104 |
| 50 | 122 |
| 100 | 212 |
Need a different unit? The Temperature Converter handles every common temperature unit.