0 degrees Fahrenheit is equal to -17.77778 degrees Celsius: 0 °F = -17.77778 °C. The temperature T in degrees Celsius (°C) is equal to 58 degrees Fahrenheit (°F) minus 32, times 5/9. To convert 58 Fahrenheit to Celsius we can use the formula below: T (°C) = (58°F - 32) × 5/9. T (°C) = 14.444 °C. 58 °F = 14.444 °C tWJtOD.