°C
What is a Celsius?
Temperature Unit
Definition
Celsius is a temperature scale where 0°C is the freezing point of water and 100°C is the boiling point of water at standard atmospheric pressure.
Popular Celsius Conversions
Most common conversions from Celsius
History
The Celsius scale was proposed by Swedish astronomer Anders Celsius in 1742. Originally, he set 0 as boiling and 100 as freezing, but it was later reversed by Carl Linnaeus.
Common Uses
- Weather forecasts in most countries
- Scientific research and laboratories
- Cooking temperatures in metric countries
- Medical body temperature measurements
Fun Facts
Normal human body temperature is about 37°C
-40°C equals -40°F (the only point where both scales meet)
Absolute zero is -273.15°C