1 °F = -17.222 °C. Type a number below for an instant result.
°C = (°F − 32) × 5/9
Temperature scales do not share a zero point, so this conversion needs an offset as well as a multiplier - which is why you cannot just multiply.
Examples: 10 °F = -12.222 °C; 20 °F = -6.6667 °C; 25 °F = -3.8889 °C.
| Degrees Fahrenheit (°F) | Degrees Celsius (°C) |
|---|---|
| -10 | -23.333 |
| 0 | -17.778 |
| 10 | -12.222 |
| 20 | -6.6667 |
| 25 | -3.8889 |
| 30 | -1.1111 |
| 37 | 2.7778 |
| 100 | 37.778 |
1 °F equals -17.222 °C.
°C = (°F − 32) × 5/9.
20 °F = -6.6667 °C.
Yes. Use the swap button in the converter above, or open the reverse page for a chart in the opposite direction.
It uses the exact standard conversion factors and shows up to four or five meaningful decimals. For critical engineering or scientific work, check the rounding your application requires.