There are a few temperature scale that science use offten. The most common scale is a centigrade scale.
Celsius
The most common scale is 4.0
A minor
The most common Fujita scale rating is F0 (EF0 on the Enhanced Fujita scale).
The Fahrenheit scale is the temperature scale most familiar to most people in the US. However for the rest of the world, the Celsius scale is the one that is most familiar.
Broders Index
the most common language in the US is English
The Celsius scale is the most common temperature scale used worldwide, especially in scientific and everyday applications. It is based on 0°C as the freezing point of water and 100°C as the boiling point of water at sea level.
F0 is the most common category.
Fahrenheit.
Proteins are the most common, but if you're talking smaller scale then glucose.