Fahrenheit to Celsius Converter
Adjust the numbers below — results update instantly
°F
°C
(1 + 459.67) × 5/9 = 255.9277777777778K
→ 255.9277777777778K - 273.15 = -17.22222222222217°C
→ Rounded to display: -17.222222°C
How to Convert Fahrenheit to Celsius
Example:
15 °F = -9.44 °C
Conversion Steps:
(15 + 459.67) × 5/9 = 263.7055555555556K → 263.7055555555556K - 273.15 = -9.4444444444444°C text.calculation.rounded
Conversion table from Fahrenheit to Celsius
| Fahrenheit [°F] | Celsius [°C] |
|---|---|
| 0.01 °F | -17.772222 °C |
| 0.1 °F | -17.722222 °C |
| 1 °F | -17.222222 °C |
| 2 °F | -16.666667 °C |
| 3 °F | -16.111111 °C |
| 5 °F | -15 °C |
| 10 °F | -12.222222 °C |
| 20 °F | -6.666667 °C |
| 30 °F | -1.111111 °C |
| 40 °F | 4.444444 °C |
| 100 °F | 37.777778 °C |
| 1000 °F | 537.777778 °C |