The equivalent of 61 degrees Fahrenheit is 16.11 degrees Celsius. That number results from the formula subtracting 32 from the 61 degrees Fahrenheit and then dividing the difference by 1.8.
Fahrenheit is a unit of imperial measurement most often used in the United States, Canada, the United Kingdom and the Commonwealth. Celsius is a unit from the metric system of measurement and is used throughout the majority of the world and in most scientific contexts. The freezing point of water in Fahrenheit is 32 degrees, compared to zero degrees in Celsius. The equation uses this point to determine the most commonly used conversion formula.