Celsius vs Fahrenheit
Differences, use cases, and when to use each
Celsius and Fahrenheit are temperature scales. Celsius (°C) is used worldwide and in science (0°=freezing, 100°=boiling). Fahrenheit (°F) is used in the US (32°=freezing, 212°=boiling).
Quick Comparison
| Feature | Celsius | Fahrenheit |
|---|---|---|
| Freezing Point | 0°C | 32°F |
| Boiling Point | 100°C | 212°F |
| Body Temperature | 37°C | 98.6°F |
| Usage | Worldwide, science | United States |
| Scale | 100 degrees between freeze/boil | 180 degrees between freeze/boil |
When to Use Each
When to Use Celsius
Use Celsius for science, international communication, and anywhere outside the US. Celsius is the SI standard and used by the vast majority of the world's population.
When to Use Fahrenheit
Use Fahrenheit in the United States for weather, cooking, and everyday temperature references. American audiences expect Fahrenheit for daily life temperatures.
Pros & Cons
Celsius
International standard
Simple reference points (0/100)
Used in science
Less intuitive for Americans
Fahrenheit
Finer gradations for weather
Intuitive for daily life in US
Only used in US, Liberia, Cayman Islands
Verdict
°C = (°F - 32) × 5/9. Celsius for international and scientific use. Fahrenheit for US audiences. Most temperature tools and APIs support both.