You're asking about converting 16 degrees Fahrenheit to Celsius. Here's how to do it:

Formula:

* °C = (°F - 32) × 5/9

Calculation:

* °C = (16 - 32) × 5/9

* °C = (-16) × 5/9

* °C = -8.89 (approximately)

Therefore, 16 degrees Fahrenheit is approximately equal to -8.89 degrees Celsius.