Temperature Converter – Celsius, Fahrenheit, Kelvin & Rankine Tools
Instantly convert temperature units between Fahrenheit (°F), Celsius (°C), Kelvin (K), and Rankine (°R). Essential tools for science, cooking, HVAC, education, weather and industry!
Popular Temperature Unit Conversions
Fahrenheit to Celsius
Everyday weather, science, and culinary F→C conversion.
Fahrenheit to Kelvin
Fahrenheit to absolute temperature (K) for labs, science.
Fahrenheit to Rankine
Engineering and thermodynamics: F to °R.
Celsius to Fahrenheit
Convert °C to °F for recipes or travel forecasts.
Celsius to Kelvin
Switch °C to absolute scale (K) for science/academics.
Celsius to Rankine
°C to °R for thermodynamic engineering calculations.
Kelvin to Fahrenheit
K to °F for cryogenics, weather, science research.
Kelvin to Celsius
Convert K to °C for chem/physics, labs and fieldwork.
Kelvin to Rankine
Absolute units: K to Rankine for US/UK engineering.
Rankine to Fahrenheit
Rankine to °F for industry, thermodynamics and process.
Rankine to Celsius
°R to °C—absolute to metric temperature for STEM work.
Rankine to Kelvin
Rankine to K for advanced tech or conversion reports.