What is - 20 Celsius?
The equivalent in Fahrenheit is -4 0F.
20 degrees Celsius is a temperature or a temperature range on the Celsius scale, where 0 is the freezing point of water and 100 is the boiling point of water. If the air temperature is 20 degrees Celsius, the weather is cool but not cold. If a pot of water is raised in temperature by 20 degrees Celsius it is heated by a set amount. 20 degrees Celsius is the same as 68 degrees Fahrenheit.