Canada and almost every other country except the United States uses the Celsius (degrees C) temperature scale, which is part of the metric system. In the United States, the Fahrenheit (degrees F) scale is still the official temperature scale. However, more and more, you see both Fahrenheit and Celsius given together, and eventually the Unites States will entirely convert to the metric system and use Celsius instead of Fahrenheit. Even though I grew up with the Fahrenheit scale and know what these temperatures feel like, I have to admit that the Celsius scale makes a lot more sense. For water, 0 degrees C is freezing and 100 degrees C is boiling. Here's how the scales compare: