Temperature Converter
Convert between different temperature scales including Celsius, Fahrenheit, Kelvin, and Rankine with precise calculations.
Temperature Conversion Calculator
Common Temperature Conversions
Temperature Scales Reference
Celsius
Water freezes at 0°C and boils at 100°C
- • Freezing: 0°C
- • Boiling: 100°C
- • Body temp: 37°C
Fahrenheit
Water freezes at 32°F and boils at 212°F
- • Freezing: 32°F
- • Boiling: 212°F
- • Body temp: 98.6°F
Kelvin
Absolute temperature scale starting at absolute zero
- • Absolute zero: 0K
- • Freezing: 273.15K
- • Boiling: 373.15K
Rankine
Absolute temperature scale using Fahrenheit degrees
- • Absolute zero: 0°R
- • Freezing: 491.67°R
- • Boiling: 671.67°R
Conversion Formulas
From Celsius
- °F = (°C × 9/5) + 32
- K = °C + 273.15
- °R = (°C + 273.15) × 9/5
To Celsius
- °C = (°F - 32) × 5/9
- °C = K - 273.15
- °C = (°R × 5/9) - 273.15